Comet Rendezvous Calendar

Japanese version Home page	Updated on September 3, 2011
2011 August 2011 September 2011 October

Date (UT) Dist. (deg) Comet Mag. Target Type Mag. Dia. (arcmin) Sept. 1 2h 0.74 73P/Schwassmann-Wachmann 3 13.0 NGC 4517 galaxy 10.5 10.2 Sept. 1 21h 0.70 C/2009 P1 ( Garradd ) 6.9 NGC 6802 open 8.8 3 Sept. 3 2h 0.49 73P/Schwassmann-Wachmann 3 12.9 NGC 4592 galaxy 12.0 4.6 Sept. 3 12h 0.04 C/2011 M1 ( LINEAR ) 12.5 NGC 3319 galaxy 11.3 6.8 Sept. 3 14h 0.30 73P/Schwassmann-Wachmann 3 12.9 NGC 4632 galaxy 12.0 3.2 Sept. 3 15h 0.17 49P/Arend-Rigaux 16.1 NGC 2251 open 7.3 10 Sept. 3 17h 0.25 C/2010 X1 ( Elenin ) 9.8 NGC 4593 galaxy 12.0 4.0 Sept. 4 0h 0.03 C/2010 X1 ( Elenin ) 9.8 NGC 4602 galaxy 12.0 3.6 Sept. 4 4h 0.64 C/2010 X1 ( Elenin ) 9.8 NGC 4597 galaxy 12.0 3.6 Sept. 4 5h 0.05 73P/Schwassmann-Wachmann 3 12.9 NGC 4653 galaxy 12.3 2.6 Sept. 4 7h 0.54 C/2009 Y1 ( Catalina ) 15.2 NGC 7392 galaxy 11.9 2.0 Sept. 4 11h 0.29 73P/Schwassmann-Wachmann 3 12.9 NGC 4666 galaxy 10.8 4.5 Sept. 5 6h 0.47 C/2010 X1 ( Elenin ) 9.9 MCG -01-32-038 galaxy 12.3 1.1 Sept. 5 18h 0.74 71P/Clark 15.2 Saturn planet 0.8 Sept. 6 3h 0.24 C/2010 X1 ( Elenin ) 9.9 MCG -01-33-001 galaxy 12.9 3.2 Sept. 6 6h 1.39 73P/Schwassmann-Wachmann 3 12.9 NGC 4684 galaxy 12.4 2.8 Sept. 6 15h 0.57 73P/Schwassmann-Wachmann 3 12.9 NGC 4753 galaxy 9.9 5.4 Sept. 7 5h 1.00 C/2011 A3 ( Gibbs ) 14.2 NGC 5665 galaxy 12.7 2.1 Sept. 7 8h 0.09 C/2011 A3 ( Gibbs ) 14.2 NGC 5645 galaxy 12.3 2.6 Sept. 7 22h 0.97 C/2009 Y1 ( Catalina ) 15.3 NGC 7377 galaxy 11.6 2.2 Sept. 8 7h 1.04 45P/Honda-Mrkos-Pajdusakova 8.2 NGC 2962 galaxy 11.7 3.3 Sept. 8 7h 0.52 P/2004 R3 ( LINEAR-NEAT ) 18.7 94P/Russell 4 comet 20.8 Sept. 9 5h 0.55 C/2011 M1 ( LINEAR ) 12.6 NGC 3432 galaxy 11.3 6.2 Sept. 9 15h 0.12 C/2010 X1 ( Elenin ) 10.1 NGC 4697 galaxy 9.3 6.0 Sept.10 8h 0.31 71P/Clark 15.1 NGC 5015 galaxy 12.9 1.9 Sept.10 10h 1.36 73P/Schwassmann-Wachmann 3 12.8 NGC 4890 galaxy 12.7 0.9 Sept.10 13h 1.21 73P/Schwassmann-Wachmann 3 12.7 NGC 4915 galaxy 11.9 1.7 Sept.10 16h 0.77 73P/Schwassmann-Wachmann 3 12.7 Saturn planet 0.8 Sept.10 19h 0.89 C/2011 M1 ( LINEAR ) 12.6 NGC 3381 galaxy 12.7 2.0 Sept.11 8h 0.81 C/2010 X1 ( Elenin ) 10.2 NGC 4731 galaxy 11.0 6.5 Sept.11 17h 1.38 C/2010 X1 ( Elenin ) 10.2 NGC 4775 galaxy 12.0 2.2 Sept.12 15h 1.22 C/2011 M1 ( LINEAR ) 12.6 NGC 3395 galaxy 12.1 1.9 Sept.12 15h 1.20 C/2011 M1 ( LINEAR ) 12.6 NGC 3396 galaxy 12.2 2.8 Sept.12 19h 0.76 C/2011 M1 ( LINEAR ) 12.6 NGC 3430 galaxy 11.5 3.9 Sept.12 23h 0.31 73P/Schwassmann-Wachmann 3 12.7 NGC 5015 galaxy 12.9 1.9 Sept.13 10h 0.46 C/2011 A3 ( Gibbs ) 14.1 NGC 5701 galaxy 12.0 4.7 Sept.13 16h 0.47 78P/Gehrels 2 12.8 NGC 7785 galaxy 11.6 2.3 Sept.15 9h 0.30 115P/Maury 16.5 2009 YS6 comet 20.1 Sept.17 10h 0.17 73P/Schwassmann-Wachmann 3 12.6 71P/Clark comet 15.0 Sept.17 14h 0.41 C/2011 M1 ( LINEAR ) 12.7 NGC 3486 galaxy 10.3 6.9 Sept.17 22h 0.25 C/2011 M1 ( LINEAR ) 12.7 NGC 3510 galaxy 12.9 3.8 Sept.17 23h 1.32 C/2010 X1 ( Elenin ) 10.3 NGC 4691 galaxy 11.2 3.2 Sept.18 3h 0.16 C/2011 Q2 ( McNaught ) 14.2 IC 4451 galaxy 12.7 1.8 Sept.18 21h 0.15 C/2011 M1 ( LINEAR ) 12.7 NGC 3504 galaxy 11.1 2.7 Sept.18 21h 0.04 C/2011 M1 ( LINEAR ) 12.7 NGC 3512 galaxy 12.4 1.7 Sept.19 8h 0.85 C/2011 Q2 ( McNaught ) 14.2 IC 4464 galaxy 12.8 1.6 Sept.21 7h 1.33 73P/Schwassmann-Wachmann 3 12.5 MCG -02-35-010 galaxy 12.8 2.4 Sept.21 20h 0.22 C/2011 A3 ( Gibbs ) 14.0 NGC 5774 galaxy 12.2 3.2 Sept.22 1h 0.21 C/2011 A3 ( Gibbs ) 14.0 NGC 5775 galaxy 11.4 4.3 Sept.26 0h 0.09 C/2008 S3 ( Boattini ) 16.8 NGC 57 galaxy 12.8 2.2 Sept.26 4h 0.29 C/2011 M1 ( LINEAR ) 12.9 UGC 6253 galaxy 12.6 12.0 Sept.26 6h 0.95 C/2011 A3 ( Gibbs ) 14.0 NGC 5806 galaxy 11.6 3.1 Sept.26 23h 0.98 C/2011 A3 ( Gibbs ) 14.0 NGC 5813 galaxy 10.7 3.6 Sept.27 2h 0.94 131P/Mueller 2 18.2 P/1996 A1 ( Jedicke ) comet 20.6 Sept.27 22h 0.79 C/2011 O1 ( LINEAR ) 16.8 74P/Smirnova-Chernykh comet 17.9 Sept.28 11h 0.66 C/2009 P1 ( Garradd ) 6.8 NGC 6587 galaxy 12.1 2.3 Sept.28 11h 0.14 C/2011 A3 ( Gibbs ) 14.0 NGC 5838 galaxy 10.8 4.2 Sept.29 3h 0.55 C/2011 A3 ( Gibbs ) 14.0 NGC 5854 galaxy 11.8 2.7 Sept.29 5h 0.48 C/2011 A3 ( Gibbs ) 14.0 NGC 5845 galaxy 12.3 0.9 Sept.29 7h 0.08 9P/Tempel 1 18.0 P/2010 J3 ( McMillan ) comet 20.6 Sept.29 9h 0.47 C/2011 A3 ( Gibbs ) 14.0 NGC 5846 galaxy 10.2 3.4 Sept.29 18h 0.43 C/2011 A3 ( Gibbs ) 14.0 NGC 5850 galaxy 11.0 4.3 Sept.29 23h 0.62 48P/Johnson 15.2 MCG -05-48-009 galaxy 12.9 1.7

Green line means the rendezvous between a comet and a comet, asteroid, nova, supernova, planets, etc. Blue line means the rendezvous between a comet and a frequently observed variable star. Purple line means the rendezvous between a comet and a nebula or cluster.