Weekly Information about Bright Comets (2016 Nov. 26: South)

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Updated on November 26, 2016
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Southern Hemisphere.
Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

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* C/2015 V2 ( Johnson )

Now it is 12.4 mag (Nov. 4, Kunihiro Shima). It is expected to brighten up to 7 mag in 2017 summer. In the Northern Hemisphere, it keeps observable in good condition until the highlight while the comet will be brightening. In the Southern Hemisphere, it is not observable until early 2017.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  13 14.60   44 54.0   3.047   2.980    76   11.9   2:58 (230,-23)  
Dec.  3  13 29.98   44 37.1   2.931   2.913    79   11.7   2:54 (230,-22)  

* C/2016 U1 ( NEOWISE )

New comet. Brightening rapidly. Now it is very bright as 11.6 mag (Nov. 25, Juan Jose Gonzalez). It will approach to the sun down to 0.3 a.u. on Jan. 14. It may brighten up to 7 mag. In the Northern Hemisphere, it keeps observable in good condition in the morning sky until early January while the comet will be brightening. It is not observable at all in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  12 36.89   50  7.0   0.832   1.233    84   12.5   2:58 (222,-20)  
Dec.  3  13 53.91   45 29.7   0.751   1.099    77   11.8   2:54 (231,-26)  

* 45P/Honda-Mrkos-Pajdusakova

It will approach to the earth down to 0.08 a.u. to the earth in mid February, and it is expected to be observable at 6 mag in good condition. Now it is 16.4 mag (Nov. 6, A. Chapman). It will brighten rapidly after this, but it keeps very low in the evening sky for a while. It will be unobservable temporarily in January. Then it keeps observable in good condition after mid February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  19  6.01  -25  4.9   1.341   0.881    41   13.6  20:36 ( 70, 16)  
Dec.  3  19 27.62  -24 29.7   1.246   0.783    38   12.2  20:45 ( 69, 13)  

* 237P/LINEAR

It brightened very rapidly and became brighter than expected. Now it is very bright as 12.5 mag (Nov. 1, Chris Wyatt). It is not observable already in the Southern Hemisphere. It will be unobservable soon also in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  18 16.93  -16 25.0   2.800   2.018    30   13.1  20:36 ( 71,  1)  
Dec.  3  18 34.24  -15 57.2   2.844   2.029    28   13.3  20:45 ( 68, -3)  

* C/2015 ER61 ( PanSTARRS )

Appearing in the morning sky. Now it is 14.1 mag (Nov. 19, Ken-ichi Kadota). It is expected to brighten up to 7 mag in 2017 spring. But it locates somewhat low at the high light.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  13 56.93  -14 54.3   3.440   2.650    31   13.4   2:58 (288,  1)  
Dec.  3  14  9.17  -15 53.7   3.306   2.569    35   13.2   2:54 (287,  4)  

* 144P/Kushida

Now it is bright as 12.2 mag (Nov. 4, Seiichi Yoshida). It will be getting higher gradually after this also in the Southern Hemisphere. But it will be fading after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  12 18.57   -5 47.5   2.043   1.725    57   13.5   2:58 (266, 16)  
Dec.  3  12 32.33   -7 22.4   2.026   1.767    60   13.7   2:54 (266, 19)  

* 29P/Schwassmann-Wachmann 1

It was observed as bright as 12-13 mag from late October to early November. Now it is fainter than 13.6 mag (Nov. 22, Chris Wyatt). It will be unobservable in mid December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  19 42.32  -23  7.4   6.478   5.885    49   13.8  20:36 ( 76, 22)  
Dec.  3  19 47.28  -22 49.6   6.558   5.883    43   13.9  20:45 ( 73, 15)  

* 43P/Wolf-Harrington

Now it is 12.7 mag (Nov. 4, Seiichi Yoshida). It will be getting higher gradually after this, but it will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  11 31.51  -12 31.3   1.876   1.732    66   13.9   2:58 (265, 29)  
Dec.  3  11 42.87  -14 32.2   1.857   1.776    69   14.1   2:54 (265, 33)  

* C/2014 S2 ( PanSTARRS )

It brightened up to 8-9 mag from last winter to spring. Now it is fading. It has already faded down to 12.9 mag (July 23, Chris Wyatt). It is appearing in the morning sky.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  13  4.90   -6 51.0   4.956   4.334    46   13.9   2:58 (274,  7)  
Dec.  3  13  7.98   -7 48.5   4.924   4.392    52   14.0   2:54 (272, 11)  

* C/2011 KP36 ( Spacewatch )

Now it is 14.2 mag (Nov. 22, Chris Wyatt). Distant object, but it keeps observable at 13-14 mag for a long time from 2015 to 2016.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   0 33.56   -5 21.0   4.477   5.060   121   14.3  20:36 (167, 60)  
Dec.  3   0 34.30   -5 22.4   4.586   5.074   114   14.4  20:45 (151, 57)  

* 81P/Wild 2

It brightened up to 11 mag from spring to summer. Now it is not observable. It will be observable at 16 mag again in 2017 spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  16  9.93  -18 55.7   2.999   2.013     2   14.4  20:36 ( 48,-19)  
Dec.  3  16 26.91  -19 38.4   3.035   2.052     3   14.5   2:54 (312,-18)  

* 315P/2013 V6 ( LONEOS )

Now it is 15.4 mag (Oct. 9, Kunihiro Shima). It will brighten up to 14 mag from winter to spring in 2017, and it will be observable in excellent condition in the Northern Hemisphere. It keeps low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  11  3.08   24 43.2   2.265   2.422    86   14.6   2:58 (230, 10)  
Dec.  3  11 13.96   24 40.9   2.186   2.421    91   14.5   2:54 (228, 12)  

* 9P/Tempel 1

Now it is 14.4 mag (Oct. 22, Thomas Lehmann). It will be unobservable in December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  19 26.01  -29 11.2   2.452   1.893    45   14.9  20:36 ( 69, 22)  
Dec.  3  19 45.87  -28 32.9   2.534   1.929    42   15.2  20:45 ( 68, 18)  

* C/2015 TQ209 ( LINEAR )

Appearing in the morning sky in the Northern Hemisphere. Now it is fading. But it must be bright as 15 mag still now.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  14 24.43  -16 50.1   2.751   1.900    24   15.0   2:58 (293, -3)  
Dec.  3  14 40.96  -17 45.1   2.781   1.963    27   15.2   2:54 (293, -1)  

* 73P/Schwassmann-Wachmann 3

Now it is 17.1 mag (Nov. 11, Hidetaka Sato). It will brighten up to 12 mag from winter to spring. In the Northern Hemisphere, it keeps observable while the comet is brightening gradually. But it will be unobservable in late February. In the Southern Hemisphere, it keeps unobservable until December. But it keeps observable for a long time after late December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  13 21.63    0 20.2   2.276   1.739    45   15.5   2:58 (270, -1)  
Dec.  3  13 39.94   -1 31.7   2.168   1.674    47   15.1   2:54 (271,  1)  

* C/2016 R2 ( PanSTARRS )

Now it is bright as 15.9 mag (Nov. 5, Kunihiro Shima). It will be observable at 11 mag for a long time from 2017 to 2018. Now it is observable in excellent condition in the Southern Hemisphere. But it keeps low for a while in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3 11.91  -41  0.0   5.207   5.719   116   15.2  22:48 (  0, 84)  
Dec.  3   3  6.76  -40 27.9   5.194   5.667   113   15.1  22:15 (  0, 85)  

* C/2013 US10 ( Catalina )

It brightened up to 6 mag from last autumn to last winter. Now it is fading. It has already faded down to 15.2 mag (Nov. 2, Yuji Ohshima). It is observable in good condition in the Northern Hemisphere. It is not observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   4  9.70   56 34.7   4.206   5.041   144   15.1  23:45 (180, -2)  
Dec.  3   3 55.55   55 56.6   4.269   5.110   145   15.2  23:04 (180, -1)  

* D/1978 R1 ( Haneda-Campos )

It has been lost since its discovery in 1978. In 2016, it is expected to return in excellent condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  22 43.12  -13 45.1   0.793   1.299    93   15.3  20:36 (117, 53)  
Dec.  3  23  6.90  -10 29.9   0.823   1.313    92   15.5  20:45 (118, 48)  

* C/2014 W2 ( PanSTARRS )

It was observed at 12-13 mag for a long time in the former half of 2016. It is not observable now. It will appear in the morning sky again at 16 mag in late December in the Northern Hemisphere, or in late January in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  16 28.94    2  0.7   4.643   3.759    23   15.4  20:36 ( 68,-31)  
Dec.  3  16 34.87    0 57.0   4.694   3.807    23   15.5   2:54 (297,-35)  

* C/2016 R3 ( Borisov )

It approached to the Sun down to 0.45 a.u. on Oct. 10. It brightened up to 12.5-13.0 mag before the perihelion passage (Sept. 24, Michael Jager). After the perihelion passage, it was not detected, fainter than 14.0 mag on Nov. 16 (Michael Mattiazzo), fainter than 17 mag on Nov. 19 (Terry Lovejoy), fainter than 15.5 mag on Nov. 25 (Justin Tilbrook). It must have already disappeared. It will never be observable again in the Northern Hemisphere. In the Southern Hemisphere, it keeps extremely low after this. It has a very similar orbit to Comet C/1915 R1 ( Mellish ).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  17 32.63  -41  1.5   1.919   1.132    26   15.5  20:36 ( 45,  9)  
Dec.  3  18  4.06  -43 44.7   2.036   1.255    28   16.0  20:45 ( 43, 10)  

* C/2015 VL62 ( Lemmon-Yeung-PanSTARRS )

Now it is 15.7 mag (Oct. 31, Sandor Szabo). It will brighten up to 12-13 mag and will be observable in good condition in 2017 summer. In 2016, it keeps observable until winter when it will brighten up to 15.5 mag. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   1  2.03   23 54.6   3.104   3.886   137   15.5  20:38 (180, 31)  
Dec.  3   0 50.54   22 25.2   3.155   3.839   127   15.5  20:45 (168, 32)  

* 93P/Lovas 1

Now it is 16.3 mag (Nov. 5, Y. Sugiyama). It will brighten up to 15 mag in winter. But it will be getting lower gradually after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  22 16.84   -4  2.5   1.676   1.955    90   15.7  20:36 (120, 41)  
Dec.  3  22 25.58   -2 46.5   1.718   1.922    86   15.6  20:45 (116, 36)  

* 56P/Slaughter-Burnham

Now it is 15.5 mag (Oct. 31, Sandor Szabo). It will be observable at 15-16 mag in good condition from autumn to winter. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   4 25.86   34 29.0   1.731   2.699   165   15.6   0:07 (180, 20)  
Dec.  3   4 20.21   34 18.1   1.749   2.719   167   15.7  23:29 (180, 21)  

* C/2016 N4 ( MASTER )

Now it is 15.8 mag (Oct. 31, Sandor Szabo). It will brighten up to 14 mag from summer to winter in 2017. Then it will be observable in excellent condition in the Northern Hemisphere. In the Southern Hemisphere, it is hardly observable around the highlight.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  22 49.54  -10 47.4   4.009   4.223    95   15.8  20:36 (122, 52)  
Dec.  3  22 48.38   -9 46.2   4.086   4.183    88   15.8  20:45 (114, 44)  

* 53P/Van Biesbroeck

It brightened up to 12.5 mag in summer (Aug. 3, Marco Goiato). Now it is fading. It has already faded down to 15.0 mag (Oct. 31, Sandor Szabo). It keeps observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  21 44.87  -15 12.4   2.960   2.944    79   16.0  20:36 (102, 42)  
Dec.  3  21 53.35  -14 36.3   3.081   2.973    74   16.1  20:45 ( 98, 37)  

* 74P/Smirnova-Chernykh

Now it is 16.8 mag (Oct. 7, D. Buczynski). It will be observable at 16-17 mag in good condition from autumn to winter. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   7 31.41   25  1.4   3.072   3.816   133   16.1   2:58 (184, 30)  
Dec.  3   7 29.37   25 18.2   2.994   3.809   140   16.0   2:42 (180, 30)  

* C/2014 B1 ( Schwartz )

Now it is 15.8 mag (Oct. 22, Ken-ichi Kadota). It keeps 16-17 mag for a long time from 2016 to 2019. It keeps locating near by the equator.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   9 22.57    1 37.3   9.452   9.691   101   16.1   2:58 (225, 43)  
Dec.  3   9 22.94    1 34.7   9.335   9.684   107   16.1   2:54 (218, 47)  

* 226P/Pigott-LINEAR-Kowalski

It had been lost for a long time over 200 years since its discovery in 1783. It brightened rapidly, and reached up to 13.9 mag in September (Spet. 1, Sandor Szabo). Now it is 14.5 mag (Nov. 4, Seiichi Yoshida). It will be fading after this. It is observable in excellent condition for a while in the Northern Hemisphere. It is not observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   4 38.12   50 37.2   1.014   1.931   149   16.2   0:20 (180,  5)  
Dec.  3   4 17.68   53 37.8   1.049   1.957   148   16.5  23:25 (180,  1)  

* C/2015 V1 ( PanSTARRS )

Now it is 16.5 mag (Nov. 4, D. Buczynski). It will brighten up to 15 mag and will be observable in good condition from autum to winter in 2017. In the Northern Hemisphere, it keeps observable in good condition for a long time while the comet will be brightening. It is not observable until 2017 summer in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3  5.93   57 12.6   4.495   5.308   141   16.5  22:42 (180, -2)  
Dec.  3   2 51.58   55 56.0   4.473   5.275   140   16.5  22:00 (180, -1)  

* 2P/Encke

Now it is 17.7 mag (Nov. 3, Ken-ichi Kadota). It will pass the perihelion on Mar. 10, 2017. In the Northern Hemisphere, it keeps observable in the evening sky until late February while the comet will be brightening up to 8.5 mag. In the Southern Hemisphere, it will appear in the morning sky in late March at 8 mag, then it keeps observable while the comet will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  22 55.70    5 27.4   1.357   1.850   103   17.1  20:36 (138, 40)  
Dec.  3  22 53.20    4 47.2   1.379   1.768    95   16.7  20:45 (128, 35)  

* C/2013 V4 ( Catalina )

It brightened up to 15 mag in early 2016. Now it is fading. It has already faded down to 16.9 mag (Nov. 4, D. Buczynski). In the Northern Hemisphere, it keeps observable in good condition for a long time until 2017 autumn when the comet will be fainter than 18 mag. It will never be observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  14 22.81   65 51.3   5.976   6.040    89   16.7   2:58 (210,-38)  
Dec.  3  14 33.72   65 48.2   5.968   6.066    91   16.7   2:54 (210,-37)  

* 188P/LINEAR-Mueller

It brightened rapidly. Now it is 16.7 mag (Oct. 15, Ken-ichi Kadota). It is observable at 16.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  22 46.78   -6 59.2   2.326   2.628    96   16.7  20:36 (125, 49)  
Dec.  3  22 52.46   -6  1.7   2.406   2.618    91   16.8  20:45 (118, 43)  

* 118P/Shoemaker-Levy 4

Now it is 17.3 mag (Nov. 7, Mt. Lemmon Survey). It will be observable at 17 mag in good condition in winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  11 52.07    1 20.4   2.556   2.341    66   16.9   2:58 (256, 17)  
Dec.  3  12  1.83    0 37.1   2.500   2.368    70   16.9   2:54 (254, 20)  

* C/2014 R3 ( PanSTARRS )

Now it is 16.7 mag (Oct. 3, A. Diepvens). It brightened rapidly, and became brighter than originally expected. It keeps 17 mag until 2017. In the Northern Hemisphere, it keeps observable in excellent condition for a long time. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  13 42.42   54 23.8   7.389   7.309    81   16.9   2:58 (223,-31)  
Dec.  3  13 44.26   54 34.6   7.330   7.314    85   16.9   2:54 (221,-28)  

* C/2016 A1 ( PanSTARRS )

Now it is 16.7 mag (Nov. 3, iTelescope Observatory, Siding Spring). It keeps 16 mag for a long time from 2017 to 2018.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   9 48.37  -12  7.3   5.878   5.962    90   17.1   2:58 (246, 49)  
Dec.  3   9 46.66  -11 55.9   5.737   5.940    97   17.0   2:54 (239, 54)  

* (3200) Phaethon

It brightened up to 14.9 mag in September (Sept. 29, Sandor Szabo). In the Northern Hemisphere, it keeps observable in excellent condition, but it will be fading after this. It keeps locating very low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  23  5.28   26  8.6   1.108   1.733   111   17.1  20:36 (152, 23)  
Dec.  3  23 14.23   23 58.8   1.243   1.794   106   17.4  20:45 (145, 22)  

* P/2015 TP200 ( LINEAR )

Now it is 17.1 mag (Nov. 6, CAO, San Pedro de Atacama). In the Northern Hemisphere, it will be observable at 17 mag in excellent condition in winter. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   7 20.16   33 40.9   2.613   3.391   135   17.2   2:58 (181, 21)  
Dec.  3   7 18.62   34  0.2   2.556   3.394   142   17.2   2:31 (180, 21)  

* C/2010 U3 ( Boattini )

It will pass the perihelion in 2019. However, it has not been brightening since the discovery in 2010. Now it is 17.3 mag (Nov. 4, D. Buczynski). It keeps observable in excellent condition in the Northern Hemisphere. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   4 16.61   61 50.2   8.951   9.718   139   17.2  23:53 (180, -7)  
Dec.  3   4 11.54   61 59.7   8.924   9.699   139   17.2  23:21 (180, -7)  

* C/2015 X7 ( ATLAS )

Now it is 17.9 mag (Nov. 2, Purple Mountain Observatory, XuYi Station). It was observed at 17 mag last winter. It will be observable at 17 mag again next winter. It is observable in good condition in the Northern Hemisphere. But it locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  11  4.85   16 13.9   3.827   3.834    83   17.3   2:58 (237, 16)  
Dec.  3  11 10.06   17 11.7   3.737   3.852    89   17.2   2:54 (232, 18)  

* C/2014 A4 ( SONEAR )

It brightened up to 15 mag from late 2014 to early 2016. Now it is fading slowly. Now it is 17.1 mag (Nov. 5, Y. Sugiyama). In the Northern Hemisphere, it keeps observable in good condition for a long time, although it will be low temporarily in winter. It is not observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  21 18.68   34  8.2   5.432   5.556    92   17.3  20:36 (137,  4)  
Dec.  3  21 17.97   33 25.0   5.561   5.592    86   17.4  20:45 (131, -1)  

* 94P/Russell 4

It will be observable at 17.5 mag in good condition from winter to spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  12 58.23   -0 52.4   2.736   2.239    50   17.4   2:58 (268,  5)  
Dec.  3  13 10.86   -2  6.7   2.676   2.244    54   17.4   2:54 (267,  8)  

* 136P/Mueller 3

Now it is 17.0 mag (Nov. 2, Mitsunori Tsumura). It tends to be brightest after the perihelion passage. It is observable at 17.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   2  9.28   -0 39.2   2.274   3.126   143   17.5  21:46 (180, 56)  
Dec.  3   2  7.02   -0 31.6   2.345   3.137   136   17.6  21:16 (180, 55)  

* P/2016 S1 ( PanSTARRS )

Now it is 17.3 mag (Nov. 9, L. Elenin). It keeps 17 mag for a long time from 2016 autumn to 2017 summer, and it keeps observable good condition all through that period in the Southern Hemisphere. In the Northern Hemisphere, it will never be observable again after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3 37.25  -61  5.2   2.297   2.620    97   17.5  23:12 (  0, 64)  
Dec.  3   3 16.24  -62 50.1   2.341   2.596    93   17.5  22:23 (  0, 62)  

* 343P/2016 P3 ( NEAT-LONEOS )

Now it is 17.1 mag (Nov. 5, Y. Sugiyama). It will be fainter than 18 mag in January.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  23  8.20    1 14.1   1.893   2.344   104   17.6  20:36 (139, 45)  
Dec.  3  23 15.31    1 35.1   1.959   2.331    99   17.6  20:45 (131, 41)  

* 128P/Shoemaker-Holt 1

Now it is 17.0 mag (Nov. 10, Purple Mountain Observatory, XuYi Station). It keeps observable at 17.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3 16.74   15 48.7   2.097   3.066   166   17.6  22:53 (180, 39)  
Dec.  3   3 12.71   15 25.4   2.124   3.063   158   17.6  22:22 (180, 40)  

* 338P/2016 N1 ( McNaught )

Now it is 17.4 mag (Nov. 5, Y. Sugiyama). First return of a new periodic comet which brightened up to 16.5 mag in 2008. The condition of this apparition is very good. It was expected to brighten up to 15.5 mag in autumn and will be observable in good condition. But actually, it is fainter than originally expected by 2 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  23 21.40   -0 42.3   1.813   2.302   106   17.7  20:36 (141, 49)  
Dec.  3  23 25.23    0 52.1   1.897   2.303   101   17.8  20:45 (133, 43)  

* C/2012 F3 ( PanSTARRS )

It brightened up to 13-14 mag from 2014 to 2015. Now it is fading. It has already faded down to 18.0 mag (Nov. 5, K. Hills). It will be fainter than 18 mag in December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26  23  0.29   -8  4.2   5.997   6.232    99   17.7  20:36 (128, 52)  
Dec.  3  23  1.96   -7 57.9   6.156   6.277    92   17.8  20:45 (119, 46)  

* 174P/(60558) 2000 EC98 ( Echeclus )

It has brightened in outburst up to 14 mag twice, in 2006 January and 2011 May. Third outburst occured on Aug. 28, and it brightened up to 14.8 mag (Aug. 30, Juan Jose Gonzalez). It has already faded down to 17.4 mag (Nov. 2, Katsumi Yoshimoto). It is observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   1  1.73    4  1.1   5.737   6.436   131   17.8  20:39 (180, 51)  
Dec.  3   1  1.03    3 56.9   5.840   6.450   124   17.9  20:45 (167, 50)  

* 30P/Reinmuth 1

Now it is 17.5 mag (Oct. 24, D. Buczynski). It will brighten up to 16 mag in 2017 summer, but it is not observable around the high light. It is observable at 17-18 mag until March in the Southern Hemisphere, or until April in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   2 10.45    0 59.0   1.986   2.852   145   17.9  21:47 (180, 54)  
Dec.  3   2  6.29    0 58.0   2.009   2.816   137   17.9  21:15 (180, 54)  

* P/2016 Q1 ( Read )

Now it is 17.8 mag (Nov. 5, Catalina Sky Survey). First return of a new periodic comet discovered in 2005. In the Northern Hemisphere, it will be observable in excellent condition in winter. It locates somewhat low in the Southern Hemisphere. It is fainter than originally expected by 1 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3 39.49   22 32.3   1.843   2.825   173   18.1  23:16 (180, 32)  
Dec.  3   3 35.14   22  7.8   1.863   2.828   165   18.1  22:44 (180, 33)  

* P/2016 R1 ( Catalina )

Now it is 18.9 mag (Oct. 27, Ken-ichi Kadota). First return of a new periodic comet discovered in 2007. It was expected to brighten up to 16.5 mag and will be observable in good condition from autumn to winter. But actually, it is fainter than originally expected by 2 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov. 26   3 13.36  -12 11.5   1.444   2.318   144   18.4  22:50 (180, 67)  
Dec.  3   3  8.43  -11  2.1   1.456   2.302   140   18.4  22:17 (180, 66)  

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.