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Old 26-04-2010, 11:25 AM
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Comet Obs 26th April 2010

Comet Observations 26th April 2010


10P/ Tempel 2

2010 April 25.74 UT; m1= 13.5; Dia= 0.5; DC= 1; 25cm L, f:5 (x83)
No tail.
Comp Star= GSC-5758-2111; Method= S; Cat= HS

C/2006 W3 Christensen

2010 April 25.75 UT; m1= 10.7; Dia= 2.5; DC= 5; 25cm L, f:5 (x39)
No tail.
Comp Star= TYC 7442-1733-1; Method= S; Cat= TJ


C/2009 R1 McNaught

2010 April 25.76 UT; m1= 9.8; Dia= 5.1; DC= 4; 25cm L, f:5 (x39)
Coma appears circular, gradual brightening towards centre, no tail.
Comp Star= TYC 583-1155-1; Method= S; Cat= TJ

141P/ Machholz

2010 April 25.79 UT; m1= 11.3; Dia= 0.7; DC= 1; 25cm L, f:5 (x83)
No tail, coma very diffuse, visible using averted vision in good seeing, affected by zodiacal light, 8 degrees above horizon.
Comp Star= GSC-0595-0134; Method= S; Cat= HS


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Old 28-04-2010, 05:02 AM
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Great report again Chris
Just gotta wait for Moon to disappear now, so we can check out R1!!
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Old 29-04-2010, 03:29 PM
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Won't be long now!
81P should still be a good target! Just remember to use a low power for it when searching, depending on their coma diameters comets seems to be best seen at low power. I find 81P at x39 (32mm Plossl) easily.

Good luck!
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