332P/Ikeya-Murakami (2016)

Japanese version
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Updated on June 11, 2016

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* Profile

Designation 332P/2015 Y2
Recovery Date December 31, 2015
Magnitude 20.8 mag
Recoverer Pan-STARRS 1 telescope (Haleakala)

* Pictures

* Orbital Elements

332P-A/Ikeya-Murakami
Epoch 2016 Apr. 2.0 TT = JDT 2457480.5
T 2016 Mar. 17.29465 TT                                 MPCW
q   1.5729634            (2000.0)            P               Q
n   0.18173781     Peri.  152.45239     -0.91480107     -0.40376131
a   3.0867813      Node     3.78313     +0.33405041     -0.77129692
e   0.4904195      Incl.    9.38694     +0.22704477     -0.49201409
P   5.42
From 909 observations 2010 Nov. 3-2016 May 3, mean residual 0".6.

332P-B/Ikeya-Murakami
T 2016 Mar. 17.16503 TT                                 MPCW
q   1.5728911            (2000.0)            P               Q
n   0.18213168     Peri.  152.37112     -0.91436457     -0.40474754
a   3.0823295      Node     3.80279     +0.33488461     -0.77100406
e   0.4897070      Incl.    9.38046     +0.22757356     -0.49166266
P   5.41
From 147 observations 2016 Jan. 1-Mar. 11.

332P-C/Ikeya-Murakami
Epoch 2016 Apr. 2.0 TT = JDT 2457480.5
T 2016 Mar. 17.24950 TT                                 MPCW
q   1.5729299            (2000.0)            P               Q
n   0.18174079     Peri.  152.44368     -0.91474268     -0.40389357
a   3.0867476      Node     3.78355     +0.33416557     -0.77125669
e   0.4904248      Incl.    9.38601     +0.22711054     -0.49196860
P   5.42
From 851 observations 2010 Nov. 3-2016 May 5, mean residual 0".6.

332P-D/Ikeya-Murakami
T 2016 Mar. 17.28197 TT                                 MPCW
q   1.5720640            (2000.0)            P               Q
n   0.18223734     Peri.  152.43930     -0.91477355     -0.40382329
a   3.0811380      Node     3.79234     +0.33413909     -0.77137095
e   0.4897781      Incl.    9.37611     +0.22702516     -0.49184714
P   5.41
From 83 observations 2016 Feb. 1-17.

332P-E/Ikeya-Murakami
T 2016 Mar. 17.06101 TT                                 MPCW
q   1.5731393            (2000.0)            P               Q
n   0.18234927     Peri.  152.28245     -0.91387643     -0.40584710
a   3.0798769      Node     3.82276     +0.33579882     -0.77064059
e   0.4892201      Incl.    9.37737     +0.22818639     -0.49132598
P   5.41
From 8 observations 2016 Jan. 18-Mar. 5.

332P-F/Ikeya-Murakami
T 2016 Mar. 17.85548 TT                                 MPCW
q   1.5841737            (2000.0)            P               Q
n   0.17519075     Peri.  152.82026     -0.91525186     -0.40275713
a   3.1632142      Node     3.47566     +0.33298679     -0.77025489
e   0.4991886      Incl.    9.52931     +0.22679028     -0.49446345
P   5.63
From 24 observations 2016 Feb. 5-16.

332P-G/Ikeya-Murakami
T 2016 Mar. 19.53760 TT                                 MPCW
q   1.5496524            (2000.0)            P               Q
n   0.18498799     Peri.  154.39998     -0.92744466     -0.37381681
a   3.0505187      Node     3.69553     +0.30949539     -0.78282712
e   0.4920036      Incl.    9.25226     +0.20990237     -0.49743612
P   5.33
From 12 observations 2016 Feb. 10-24.

332P-H/Ikeya-Murakami
Epoch 2016 Apr. 2.0 TT = JDT 2457480.5
T 2016 Mar. 17.43061 TT                                 MPCW
q   1.5729169            (2000.0)            P               Q
n   0.18172444     Peri.  152.44444     -0.91474606     -0.40388592
a   3.0869327      Node     3.78328     +0.33415717     -0.77125501
e   0.4904596      Incl.    9.38652     +0.22710930     -0.49197751
P   5.42
From 501 observations 2010 Nov. 3-2016 Mar. 29, mean residual 0".7.

332P-I/Ikeya-Murakami
T 2016 Mar. 17.35153 TT                                 MPCW
q   1.5730730            (2000.0)            P               Q
n   0.18218151     Peri.  152.32974     -0.91408577     -0.40537669
a   3.0817673      Node     3.80476     +0.33541844     -0.77078577
e   0.4895549      Incl.    9.37915     +0.22790717     -0.49148656
P   5.41
From 11 observations 2016 Feb. 5-Mar. 5.

332P-J/Ikeya-Murakami
T 2016 Mar. 17.77392 TT                                 MPCW
q   1.5753566            (2000.0)            P               Q
n   0.17925962     Peri.  152.77119     -0.91627429     -0.40041389
a   3.1151651      Node     3.67288     +0.33118754     -0.77207952
e   0.4942943      Incl.    9.42958     +0.22529146     -0.49351994
P   5.50
From 9 observations 2016 Feb. 6-Mar. 12.

* Finding Charts

* Magnitudes Graph

        m1 = 12.2 + 5 log d + 30 log r

        * Gray curve is:  m1 = 0 + 5 log d + 50 log r

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The orbital elements of fragments A, C and H are published on M.P.E.C. 2016-K18.
The orbital elements of fragments B and J are published on M.P.E.C. 2016-E188.
The orbital elements of fragment D to G and I are published on M.P.E.C. 2016-E130.
The charts are made with StellaNavigator Ver.8 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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