Weekly Information about Bright Comets (2015 Nov. 7: North)

Japanese version Home page	Updated on November 8, 2015
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Northern Hemisphere. Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

C/2013 US10 ( Catalina ) Now it is 6.5 mag (Oct. 13, Marco Goiato). It was expected to brighten up to 4-5 mag from autumn to winter. However, the brightness evolution has stopped in September. Now it is not observable. In the Northern Hemisphere, it will appear in the morning sky in late November, then it will be observable in excellent condition. In the Southern Hemisphere, it is hardly observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 14 24.41 -22 50.8 1.807 0.839 8 6.2 4:59 (286,-17) Nov. 14 14 22.47 -19 51.9 1.762 0.824 12 6.1 5:05 (288, -9) C/2014 S2 ( PanSTARRS ) It brightened very rapidly. Now it is so bright as 9.1 mag (Nov. 7, Juan Jose Gonzalez). It is observable at 9-10 mag until next spring in excellent condition in the Northern Hemisphere. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 16 24.45 73 21.3 1.878 2.136 90 9.4 18:27 (159, 37) Nov. 14 16 29.49 70 31.7 1.886 2.123 89 9.4 18:22 (156, 36) C/2013 X1 ( PanSTARRS ) Now it is so bright as 10.4 mag (Nov. 7, Juan Jose Gonzalez). It will pass close to the earth from spring to summer in 2016, and it is expected to be observable at 6-7 mag in good condition. It is observable in excellent condition in the Northern Hemispehre. It locates very low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 3 50.16 45 32.1 1.745 2.636 147 10.9 0:50 (180, 79) Nov. 14 3 14.04 44 57.0 1.640 2.561 153 10.7 23:38 (180, 80) 22P/Kopff Now it is very bright as 10.0 mag (Nov. 7, Marco Goiato). It is observable in the evening low sky until early December in the Southern Hemisphere, or until late December in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 17 45.00 -22 51.2 2.144 1.564 42 11.0 18:27 ( 51, 11) Nov. 14 18 8.38 -23 8.9 2.180 1.571 40 11.1 18:22 ( 51, 11) 10P/Tempel 2 It brightened very rapidly. Now it is very bright as 11.1 mag (Nov. 7, Marco Goiato). It keeps 11-13 mag until February. But it keeps very low in the Northern Hemisphere. It will be getting lower gradually after this even in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 18 22.09 -25 0.6 1.817 1.420 50 11.2 18:27 ( 43, 15) Nov. 14 18 47.28 -25 26.2 1.841 1.418 49 11.2 18:22 ( 43, 15) C/2014 Q2 ( Lovejoy ) It brightened up to 3.7 mag and became a naked eye comet in mid January in 2015 (Jan. 13, Marek Biely). Now it is fading. But it is bright as 10.7 mag still now (Nov. 7, Neil Norman). In the Northern Hemisphere, it keeps observable for a long time until the comet fades out, although it becomes low temporarily in December. It is not observable until March in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 16 56.04 25 18.9 4.364 3.835 52 12.3 18:27 (101, 31) Nov. 14 17 3.51 24 12.3 4.469 3.906 49 12.5 18:22 (102, 27) 249P/LINEAR It tends to brighten very rapidly around the perihelion passage. It will brighten up to 11 mag from November to December. It will appear in the evening sky in early December, then it will fade out very rapidly. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 15 17.15 -17 56.4 1.622 0.653 7 13.6 18:27 ( 77,-13) Nov. 14 16 0.02 -19 22.7 1.511 0.570 10 12.5 18:22 ( 73, -9) 67P/Churyumov-Gerasimenko Now it is 12.9 mag (Nov. 3, Thomas Lehmann). It will be fading slowly after this. In the Northern Hemisphere, it keeps observable in good condition. It will be getting higher gradually after this also in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 11 1.24 12 56.4 1.799 1.608 62 12.7 4:59 (287, 44) Nov. 14 11 15.24 11 49.2 1.789 1.658 66 12.8 5:05 (293, 47) C/2014 W2 ( PanSTARRS ) Now it is bright as 11.2 mag (Nov. 7, Juan Jose Gonzalez). It keeps 13 mag for a long time from 2015 autumn to 2016 summer. In the Northern Hemispehre, it keeps observable in good condition for a long time. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 9 5.21 79 59.5 2.554 2.969 104 13.5 4:59 (184, 45) Nov. 14 10 8.89 83 5.5 2.503 2.938 106 13.4 5:05 (184, 41) 88P/Howell It is fading, but bright as 12.5 mag still now (Nov. 2, Uwe Pilz). It keeps observable until March when the comet becomes fainter than 18 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 2 5.05 10 5.9 1.493 2.472 168 13.9 22:59 ( 0, 65) Nov. 14 1 58.69 9 48.0 1.565 2.517 159 14.2 22:25 ( 0, 65) 29P/Schwassmann-Wachmann 1 Now it is faint as 17.0 mag (Nov. 7, Jean-Francois Soulier). It will be unobservable soon. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 17 50.72 -28 37.3 6.663 5.992 44 14.0 18:27 ( 47, 8) Nov. 14 17 56.23 -28 31.5 6.734 5.990 38 14.0 18:22 ( 49, 5) C/2015 F4 ( Jacques ) It brightened rapidly up to 10.4 mag from July to August (July 18, Maik Meyer). Now it is fading, but it is bright as 13.5 mag still now (Nov. 1, Thomas Lehmann). It is observable in good 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. 7 20 2.69 46 21.6 1.673 2.007 94 14.1 18:27 (131, 70) Nov. 14 20 19.74 46 28.9 1.739 2.059 93 14.3 18:22 (130, 69) P/2010 V1 ( Ikeya-Murakami ) First return of a periodic comet which brightened up to 8 mag in major outburst in 2010. It will be observable in excellent condition from winter to spring. Now it is not detected, fainter than 20 mag (Oct. 2, Jean-Francois Soulier). Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 8 55.55 29 37.9 1.500 1.882 95 14.6 4:59 (292, 78) Nov. 14 9 10.54 29 11.9 1.406 1.849 99 14.1 5:05 (306, 81) C/2014 Q1 ( PanSTARRS ) It approached to the sun down to 0.3 a.u. on July 6, and brighted up to 3.9 mag (July 6, Thomas Lehmann). Now it is fading. It has already faded down to 12.9 mag (Oct. 3, Chris Wyatt). In the Northern Hemisphere, it keeps observable until the comet fades out. It will not be observable after this in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 16 0.04 -52 51.0 3.133 2.452 39 14.2 18:27 ( 41,-23) Nov. 14 16 19.03 -53 35.0 3.263 2.552 37 14.4 18:22 ( 40,-24) 116P/Wild 4 Appearing in the morning sky in the Northern Hemisphere. It will be observable after December in the Southern Hemisphere. It is expected to brighten up to 13 mag from winter to spring. It will be observable in excellent condition in the Southern Hemisphere. But it locates somewhat low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 12 27.31 -1 28.2 2.943 2.236 37 14.6 4:59 (285, 18) Nov. 14 12 40.64 -2 59.0 2.882 2.226 40 14.5 5:05 (290, 21) C/2011 KP36 ( Spacewatch ) Now it is 14.2 mag (Oct. 15, Taras Prystavski). Distant object, but it keeps observable at 14-15 mag for a long time from 2015 to 2016. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 21 17.30 -7 31.1 4.910 5.098 95 14.5 18:27 ( 5, 47) Nov. 14 21 20.55 -7 41.7 5.003 5.083 89 14.6 18:22 ( 12, 47) 19P/Borrelly Now it is 14.2 mag (Oct. 11, Hidetaka Sato). In the Northern Hemisphere, it keeps observable after this while the comet will be fading. It is not observable in the Southern Hemisphere until January when the comet will fade down to 16 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 12 38.22 22 10.6 2.706 2.195 49 14.7 4:59 (262, 29) Nov. 14 12 51.26 21 34.2 2.700 2.246 52 14.8 5:05 (266, 33) C/2015 G2 ( MASTER ) It brightened up to 6.0 mag in mid May (May 14, Chris Wyatt). Now it is fading. It has already faded down to 14.5 mag (Oct. 11, Seiichi Yoshida). In the Northern Hemisphere, it keeps observable in good condition after this while the comet will be fading. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 8 13.10 28 31.4 2.346 2.768 104 14.8 4:59 (339, 83) Nov. 14 8 1.72 30 14.2 2.301 2.855 114 14.9 4:32 ( 0, 85) 81P/Wild 2 Now it is 16.6 mag (Oct. 16, D. Buczynski). It will brighten up to 11 mag from spring to summer in 2016. In the Northern Hemisphere, it keeps observable in good condition while the comet will be brightening. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 6 5.60 19 32.1 1.986 2.756 132 15.4 3:04 ( 0, 75) Nov. 14 6 4.05 19 26.5 1.882 2.715 139 15.1 2:35 ( 0, 74) C/2014 Y1 ( PanSTARRS ) It will be observable at 14 mag from winter to summer. It will be observable in excellent condition in the Southern Hemisphere. It locates low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 12 37.90 1 22.1 3.114 2.387 36 15.2 4:59 (281, 18) Nov. 14 12 51.13 -0 28.9 3.041 2.361 39 15.1 5:05 (286, 21) C/2014 A4 ( SONEAR ) Now it is 14.5 mag (Oct. 15, Taras Prystavski). It will be fading slowly after this. In the Northern Hemisphere, it keeps observable for a long time until the comet fades out. In the Southern Hemisphere, it will be low after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 1 5.13 15 3.9 3.290 4.213 155 15.2 21:59 ( 0, 70) Nov. 14 0 53.61 15 2.2 3.363 4.221 146 15.2 21:20 ( 0, 70) C/2014 N3 ( NEOWISE ) Now it is 14.1 mag (Oct. 7, Taras Prystavski). It keeps 15 mag for a long time from 2014 to 2015. It is observable in excellent condition in the Northern Hemisphere. It locates low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 1 2.92 47 5.7 3.569 4.395 142 15.2 21:57 (180, 78) Nov. 14 0 54.66 47 6.4 3.627 4.423 139 15.3 21:21 (180, 78) 318P/2014 M6 ( McNaught-Hartley ) First return of a periodic comet discovered in 1994. It brightened up to 13.8 mag from summer to autumn (Sept. 7, Taras Prystavski). Now it is fading, but it is bright as 15.3 mag still now (Oct. 16, Taras Prystavski). It is observable in excellent condition in the Southern Hemisphere. It locates somewhat low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 22 40.72 -24 18.9 1.961 2.452 107 15.3 19:36 ( 0, 31) Nov. 14 22 45.63 -22 30.3 2.040 2.457 102 15.4 19:14 ( 0, 33) 61P/Shajn-Schaldach Now it is 14.7 mag (Oct. 13, Mitsunori Tsumura). It keeps observable at 15 mag in good condition for a while. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 2 17.71 4 4.8 1.156 2.132 166 15.3 23:12 ( 0, 59) Nov. 14 2 14.24 3 40.9 1.185 2.139 159 15.4 22:41 ( 0, 59) C/2013 V4 ( Catalina ) Now it is 14.3 mag (Oct. 13, Taras Prystavski). It keeps 15-16 mag for a long time until 2016. It keeps observable in excellent condition in the Northern Hemisphere. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 5 20.65 69 46.7 4.606 5.190 121 15.5 2:20 (180, 55) Nov. 14 5 10.55 71 5.8 4.572 5.193 124 15.5 1:42 (180, 54) 230P/LINEAR Now it is 15.8 mag (Oct. 20, K. Hills). It is expected to brighten rapidly, and to be observable at 14.5 mag in good condition in autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 5 10.08 -9 13.9 0.606 1.490 136 15.6 2:08 ( 0, 46) Nov. 14 5 12.86 -8 31.9 0.582 1.486 140 15.5 1:43 ( 0, 46) C/2012 F3 ( PanSTARRS ) Now it is 15.0 mag (Oct. 2, Taras Prystavski). It will be unobservable in early December in the Southern Hemisphere, or in early January in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 19 53.38 -14 45.1 4.139 3.974 73 15.7 18:27 ( 29, 35) Nov. 14 20 0.56 -14 43.3 4.265 4.005 68 15.8 18:22 ( 34, 33) C/2006 S3 ( LONEOS ) It brightened up to 11-12 mag in 2012. It has already faded down to 16.5 mag (July 9, Taras Prystavski). Appearing in the morning sky. It is observable at 16 mag in good condition from winter to spring. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 11 17.11 -6 29.7 10.995 10.414 52 16.3 4:59 (302, 28) Nov. 14 11 17.48 -6 40.4 10.931 10.452 58 16.3 5:05 (309, 33) 117P/Helin-Roman-Alu 1 It brightened up to 13 mag in 2014. Now it is 15.1 mag (Oct. 15, Taras Prystavski). It will be fading slowly after this. It is observable at 16 mag in excellent condition from summer to winter in 2015. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 1 2.85 -0 43.3 3.113 3.999 149 16.3 21:57 ( 0, 54) Nov. 14 0 59.75 -0 45.6 3.189 4.014 141 16.4 21:27 ( 0, 54) C/2015 GX ( PanSTARRS ) Now it is 16.7 mag (Oct. 11, A. Diepvens). It is observable at 16-17 mag in good condition from October to December 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. 7 1 54.78 79 29.1 1.505 2.137 116 16.6 22:47 (180, 46) Nov. 14 1 26.72 73 46.5 1.472 2.168 122 16.6 21:53 (180, 52) C/2012 K1 ( PanSTARRS ) It brightened up to 6.9 mag in 2014 autumn (Oct. 17, Marco Goiato). Now it is fading. It has already faded down to 15.3 mag (Oct. 3, Taras Prystavski). In the Southern Hemisphere, it keeps observable in good condition until the comet fades out. In the Northern Hemisphere, it keeps observable until winter, but it locates somewhat low. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 22 41.44 -28 14.2 5.112 5.470 106 16.7 19:36 ( 0, 27) Nov. 14 22 38.49 -27 49.9 5.293 5.535 99 16.8 19:06 ( 0, 27) 118P/Shoemaker-Levy 4 Now it is 16.7 mag (Oct. 4, Taras Prystavski). It will brighten up to 14 mag in 2016 summer. But it is not observable at the highlight. It keeps observable until March while the comet will be brightening gradually up to 15-16 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 0 17.13 -7 38.2 1.782 2.590 136 16.9 21:12 ( 0, 47) Nov. 14 0 15.28 -7 48.4 1.821 2.560 128 16.9 20:42 ( 0, 47) C/2015 K1 ( MASTER ) Now it is 16.1 mag (Oct. 14, Yasukazu Ikari). It keeps observable in good condition until the comet fades out. In 2014, it must have been observable at 14 mag in good condition in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 23 58.90 2 55.0 3.871 4.643 136 16.9 20:54 ( 0, 58) Nov. 14 23 57.06 3 5.7 4.005 4.696 129 17.1 20:24 ( 0, 58) P/2015 Q1 ( Scotti ) Now it is 16.8 mag (Oct. 17, K. Hills). It is observable at 17 mag in excellent condition in autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 6 21.54 -5 32.3 1.095 1.830 122 16.9 3:19 ( 0, 50) Nov. 14 6 22.59 -8 0.0 1.078 1.849 126 17.0 2:53 ( 0, 47) 151P/Helin Now it is 16.9 mag (Oct. 10, Taras Prystavski). It will be fading after this. It will be fainter than 18 mag at the end of 2015. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 23 30.41 -8 21.0 1.773 2.486 125 17.0 20:26 ( 0, 47) Nov. 14 23 33.59 -7 59.4 1.851 2.492 119 17.1 20:01 ( 0, 47) 141P/Machholz 2 It brightened rapidly in mid August, and brightened up to 10.8 mag (Sept. 13, Sandor Szabo). Secondary component H also brightened up to 14.8 mag (Sept. 13, Thomas Lehmann). Now it is fading very rapidly. It has already faded down to 16.5 mag (Oct. 15, Taras Prystavski). In the Northern Hemisphere, it keeps observable in good condition in the morning sky. In the Southern Hemisphere, it keeps locating extremely low from summer to autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 10 53.41 -3 23.6 1.601 1.375 58 17.1 4:59 (305, 34) Nov. 14 11 4.05 -5 22.9 1.618 1.453 62 17.6 5:05 (312, 37) C/2015 B2 ( PanSTARRS ) Now it is 16.8 mag (Oct. 19, Hidetaka Sato). It keeps 16.5 mag for a long time in 2016, and it will be observable in excellent condition in the Southern Hemisphere. It is hardly observable in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 8 55.96 -46 45.6 3.869 3.768 76 17.2 4:59 (351, 7) Nov. 14 8 50.44 -49 20.9 3.778 3.739 80 17.1 5:05 (358, 6) 44P/Reinmuth 2 It brightened up to 16.4 mag in 2014 (Nov. 14, J. F. Hernandez). Now it is 17.0 mag (Oct. 20, Purple Mountain Observatory). It keeps observable in good condition for a while. But it will be fainter than 18 mag in January. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 4 11.78 28 0.7 1.751 2.692 156 17.1 1:10 ( 0, 83) Nov. 14 4 5.67 27 38.6 1.753 2.720 164 17.2 0:37 ( 0, 83) 329P/2015 T1 ( LINEAR-Catalina ) First return of a periodic comet discovered in 2003. Now it is 18.1 mag (Oct. 11, J.-F. Soulier). It will approach to the earth from autumn to winter, and it was expected to brighten up to 15 mag and observable in excellent condition. But actually, it is fainter than expected by 1.5 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 4 59.58 -3 31.6 0.796 1.689 141 17.3 1:57 ( 0, 51) Nov. 14 4 58.91 -1 44.0 0.755 1.676 147 17.1 1:29 ( 0, 53) 74P/Smirnova-Chernykh Now it is 18.2 mag (Oct. 18, H. Nohara). Now it is near the aphelion. It is observable at 17 mag in good condition from autumn to winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 3 38.53 15 54.0 3.320 4.293 167 17.3 0:37 ( 0, 71) Nov. 14 3 33.96 15 43.6 3.298 4.285 174 17.2 0:05 ( 0, 71) 77P/Longmore It will brighten rapidly after this, and it will be observable at 14-15 mag in good condition from winter to summer. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 12 3.37 13 15.5 3.166 2.638 49 17.4 4:59 (276, 32) Nov. 14 12 13.45 11 54.3 3.078 2.618 53 17.3 5:05 (281, 36) C/2011 J2 ( LINEAR ) Now it is 16.5 mag (Oct. 4, Taras Prystavski). It is fading, but it is a bit brighter than this ephemeris. The fragments B and C are already fainter than 20 mag (June 12, Takaaki Oribe). Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 22 36.18 -3 12.9 6.283 6.766 115 17.4 19:31 ( 0, 52) Nov. 14 22 34.78 -3 50.1 6.444 6.811 107 17.5 19:02 ( 0, 51) 328P/2015 S1 ( LONEOS-Tucker ) First return of a periodic comet discovered in 1998. Now it is 17.9 mag (Oct. 3, J. V. Scotti). It will be observable at 17.5 mag from autumn to winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 21 22.33 -12 0.5 1.577 1.936 95 17.5 18:27 ( 3, 43) Nov. 14 21 31.44 -10 14.5 1.635 1.923 90 17.4 18:22 ( 8, 45) 65P/Gunn It will brighten up to 14 mag in 2017. In 2016, it keeps observable at 16 mag in good condition from winter to spring. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 11 30.15 12 13.7 4.606 4.136 56 17.5 4:59 (283, 38) Nov. 14 11 36.05 11 46.5 4.499 4.122 61 17.4 5:05 (288, 43) 162P/Siding Spring Now it is 17.1 mag (Oct. 22, C. Bell). It is observable in good 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. 7 10 36.32 40 45.8 1.670 1.804 81 17.5 4:59 (248, 59) Nov. 14 10 50.37 41 9.2 1.657 1.855 85 17.5 5:05 (247, 63) 205P/Giacobini It was so faint as 20.0 mag in August (Aug. 17, Hidetaka Sato). However, it brightened by 6 mag in outburst in mid September, and brightened up to 13.7 mag (Sept. 21, Seiichi Yoshida). Now it is fading rapidly. It has already faded down to 16.1 mag (Oct. 19, Taras Prystavski). It keeps observable in excellent condition for a while. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 4 41.29 0 7.8 1.399 2.297 147 17.5 1:40 ( 0, 55) Nov. 14 4 34.92 -0 43.1 1.417 2.341 152 17.9 1:06 ( 0, 54) 50P/Arend Now it is 17.3 mag (Oct. 10, Taras Prystavski). It was expected to be observable at 16 mag in good condition from summer to winter. But actually, it is fainter than originally predicted, and it will be 17.5 mag at best. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 22 31.99 -4 48.9 1.484 2.091 113 17.6 19:27 ( 0, 50) Nov. 14 22 34.87 -3 26.6 1.536 2.067 107 17.6 19:03 ( 0, 52) 174P/(60558) 2000 EC98 ( Echeclus ) Now it is 16.5 mag (Sept. 8, Jean-Francois Soulier). It has brightened in outburst up to 14 mag twice, in 2006 January and 2011 May. It is around the perihelion now. It keeps observable at 17 mag for a long time after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 23 3.28 -6 1.6 5.328 5.894 120 17.6 19:58 ( 0, 49) Nov. 14 23 3.57 -6 2.9 5.434 5.900 113 17.6 19:31 ( 0, 49) C/2014 B1 ( Schwartz ) Now it is 17.3 mag (Oct. 21, A. Maury, J.-F. Soulier, J.-G. Bosch, T. Noel). It keeps 17.5 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. 7 8 15.73 -0 32.2 10.087 10.258 97 17.6 4:59 (354, 54) Nov. 14 8 16.14 -0 40.9 9.965 10.244 103 17.6 4:46 ( 0, 54) 57P/du Toit-Neujmin-Delporte Now it is 15.3 mag (Oct. 10, Taras Prystavski). It keeps observable in good condition for a while. But it will be fading after this, and will be fainter than 18 mag in November. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 0 0.87 -0 38.9 1.452 2.272 135 17.6 20:56 ( 0, 54) Nov. 14 0 2.54 -0 36.0 1.550 2.308 129 17.9 20:30 ( 0, 54) (3200) Phaethon Now it is 18.0 mag (Oct. 10, Jean-Francois Soulier). Now it is around the aphelion. It is observable at 17.5 mag in excellent condition in autumn in the Northern Hemisphere. It locates low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 2 36.99 40 17.5 1.450 2.388 155 17.6 23:30 (180, 85) Nov. 14 2 19.08 38 37.5 1.456 2.395 156 17.6 22:45 (180, 86) C/2015 T4 ( PanSTARRS ) Now it is 18.1 mag (Oct. 15, A. Maury, J.-F. Soulier, J.-G. Bosch, T. Noel). It will brighten up to 16 mag in 2016 summer. In the Southern Hemisphere, it keeps observable in good condition for a long time. In the Northern Hemisphere, it is observable only until next March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 5 41.01 -5 3.9 2.597 3.342 131 17.8 2:39 ( 0, 50) Nov. 14 5 34.08 -7 47.1 2.497 3.290 136 17.7 2:05 ( 0, 47) 211P/Hill Now it is 18.6 mag (Oct. 11, Hidetaka Sato). It is observable at 17 mag in good condition in winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 8 6.66 12 2.1 1.989 2.409 102 17.8 4:59 (357, 67) Nov. 14 8 12.47 12 12.0 1.897 2.400 108 17.7 4:42 ( 0, 67) 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 18.0 mag (Oct. 6, Yasukazu Ikari). It keeps observable in excellent condition from autumn to next spring 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. 7 3 37.47 47 33.5 10.109 10.952 146 17.7 0:36 (180, 77) Nov. 14 3 34.16 47 42.2 10.059 10.927 150 17.7 0:05 (180, 77) 204P/LINEAR-NEAT Now it is 18.3 mag (Oct. 13, Space Surveillance Telescope, Atom Site). It is observable at 16.5 mag in excellent condition from December to February. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 7 58.69 17 28.9 1.433 1.952 105 18.1 4:56 ( 0, 72) Nov. 14 8 8.20 17 20.4 1.361 1.944 110 17.9 4:38 ( 0, 72) 51P/Harrington It brightened up to 15.9 mag in June as predicted (June 23, Ken-ichi Kadota). It was expected to be observable at 13 mag in good condition from summer to autumn. However, Jean-Gabriel Bosch detected the comet became disintegrating in July. Now it is so faint as 20.1 mag (Oct. 15, Pan-STARRS 1, Haleakala). The fragment D and B are also observed as 19.0 mag (Sept. 20, Michael Jager) and 20.9 mag (Aug. 21, Pan-STARRS 1, Haleakala) respectively. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 7 2 4.03 3 57.7 0.916 1.889 164 19.6 22:58 ( 0, 59) Nov. 14 2 0.79 4 25.8 0.966 1.918 157 19.8 22:28 ( 0, 60)