Comet Rendezvous Calendar

Japanese version Home page	Updated on April 20, 2010
2010 March 2010 April 2010 May

Date (UT) Dist. (deg) Comet Mag. Target Type Mag. Dia. (arcmin) Apr. 1 0h 0.49 C/2009 O2 ( Catalina ) 12.4 NGC 1023 galaxy 9.5 8.7 Apr. 3 1h 2.26 C/2009 K5 ( McNaught ) 8.5 beta Cyg binary 3.1+5.1 0.6 Apr. 3 18h 0.57 C/2006 W3 ( Christensen ) 11.3 MCG -05-48-009 galaxy 12.9 1.7 Apr. 4 21h 1.93 C/2009 K5 ( McNaught ) 8.5 NGC 6834 open 7.8 5 Apr. 5 0h 0.65 81P/Wild 2 9.6 2003 UL12 comet 18.7 Apr. 5 5h 1.21 C/2010 F4 ( Machholz ) 11.5 NGC 266 galaxy 12.6 2.9 Apr. 5 23h 0.84 C/2010 F4 ( Machholz ) 11.6 NGC 313 galaxy 12.0 3.6 Apr. 5 23h 0.84 C/2010 F4 ( Machholz ) 11.6 NGC 316 galaxy 12.0 3.6 Apr. 5 23h 0.85 C/2010 F4 ( Machholz ) 11.6 NGC 315 galaxy 12.2 3.0 Apr. 6 22h 0.38 C/2009 O2 ( Catalina ) 12.5 IC 348 cluster + nebula 7.3 10 Apr. 9 11h 2.93 C/2009 K5 ( McNaught ) 8.3 NGC 6871 open 5.2 20 Apr. 11 5h 0.26 9P/Tempel 1 19.2 2010 EB46 comet 22.1 Apr. 11 5h 0.73 C/2009 K5 ( McNaught ) 8.3 C/2009 S3 ( Lemmon ) comet 19.8 Apr. 11 7h 0.54 118P/Shoemaker-Levy 4 15.2 P/2005 S2 ( Skiff ) comet 20.6 Apr. 11 9h 2.86 C/2009 K5 ( McNaught ) 8.3 NGC 6819 open 7.3 5 Apr. 11 12h 0.89 118P/Shoemaker-Levy 4 15.2 NGC 2339 galaxy 11.6 2.8 Apr. 11 20h 0.07 C/2009 U3 ( Hill ) 15.4 NGC 1530 galaxy 12.0 4.9 Apr. 11 23h 0.41 157P/Tritton 16.5 31P/Schwassmann-Wachmann 2 comet 18.2 Apr. 13 14h 0.53 10P/Tempel 2 13.0 NGC 6835 galaxy 12.5 2.7 Apr. 14 9h 0.30 C/2009 K5 ( McNaught ) 8.2 NGC 6866 open 7.6 7 Apr. 14 22h 0.1 118P/Shoemaker-Levy 4 15.7 P/2005 L1 ( McNaught ) comet 20.2 Apr. 16 5h 0.11 81P/Wild 2 9.8 NGC 5493 galaxy 11.5 2.0 Apr. 16 8h 1.24 C/2009 K5 ( McNaught ) 8.2 omicron1 Cyg binary 3.8 5.6 Apr. 17 04:01 0.48 C/2009 K2 ( Catalina ) 17.4 2005 HC4 comet 20.8 Apr. 17 17h 0.24 C/2010 G1 ( Boattini ) 14.6 NGC 1647 open 6.4 45 Apr. 18 1h 0.12 C/2009 O2 ( Catalina ) 12.7 NGC 1647 open 6.4 45 Apr. 18 4h 0.16 65P/Gunn 13.3 NGC 6907 galaxy 11.3 3.4 Apr. 18 16h 0.15 C/2009 O2 ( Catalina ) 12.7 C/2010 G1 ( Boattini ) comet 14.6 Apr. 19 3h 0.69 157P/Tritton 16.7 IC 443 nebula - 50 Apr. 19 15h 0.16 C/2008 N1 ( Holmes ) 16.6 NGC 4841 galaxy 11.5 1.9 Apr. 22 12h 0.64 29P/Schwassmann-Wachmann 1 13.8 169P/NEAT comet 19.2 Apr. 22 23h 0.08 C/2005 L3 ( McNaught ) 16.4 NGC 4111 galaxy 10.8 4.8 Apr. 23 21h 0.20 C/2009 R1 ( McNaught ) 11.6 NGC 7541 galaxy 11.7 3.5 Apr. 25 1h 0.34 C/2009 K5 ( McNaught ) 8.2 NGC 6946 galaxy 8.9 11.0 Apr. 25 7h 0.21 C/2009 K5 ( McNaught ) 8.2 NGC 6939 open 7.8 8 Apr. 26 12h 1.44 C/2009 R1 ( McNaught ) 11.4 NGC 7562 galaxy 11.5 2.3 Apr. 26 18h 0.44 141P/Machholz 2 14.6 NGC 95 galaxy 12.6 1.9 Apr. 27 2h 0.70 81P/Wild 2 10.1 NGC 5468 galaxy 12.0 2.5 Apr. 27 11h 0.08 C/2009 O4 ( Hill ) 16.5 NGC 1249 galaxy 12.0 5.2 Apr. 28 22h 1.22 C/2009 K5 ( McNaught ) 8.2 NGC 6951 galaxy 11.1 3.8 Apr. 29 1h 1.70 C/2009 R1 ( McNaught ) 11.2 NGC 7619 galaxy 11.1 2.9 Apr. 29 3h 1.62 C/2009 R1 ( McNaught ) 11.2 NGC 7626 galaxy 11.2 2.5 Apr. 29 10h 0.10 C/2009 U3 ( Hill ) 15.6 NGC 2544 galaxy 12.0 1.1 Apr. 30 19h 0.22 C/2009 K5 ( McNaught ) 8.3 NGC 7023 cluster + nebula 7.0 18

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.