Comet Obs 11th to 13th Feb 2010
Comet Observations 11th to 13th February 2010
29P/ Schwassmann-Wachmann
2010 February 11.69 UT; m1= 11.1; Dia= 0.8’; DC= 6; 25cm L, f:5 (x39)
Coma small, more diffuse, small central condensation, no tail.
Comp Star= TYC 824-626-1; Method= S; Cat= TJ
2010 February 12.68 UT; m1= 11.0; Dia= 1.1’; DC= 4; 25cm L, f:5 (x39)
Coma small, no tail, central condensation not sharply defined.
Comp Star= GSC-0824-0115; Method= S; Cat= HS
81P/ Wild 2
2010 February 11.70 UT; m1= 10.0; Dia= 3’; DC= 6; 25cm L, f:5 (x39)
Tail visible, 19’ in length, PA 293 degrees, coma elongated to NE.
Comp Star= TYC 4972-685-1; Method= S; Cat= TJ
2010 February 12.69 UT; m1= 10.3; Dia= 3’; DC= 6; 25cm L, f:5 (x39)
Coma elongated to NE, tail 19’ long in PA 270.
Comp Star= TYC 4972-1332-1; Method= S; Cat= TJ
C/2007 Q3 Siding Spring
2010 February 11.70 UT; m1= 11.2; Dia= 2.8’; DC= 2; 25cm L, f:5 (x39)
No tail, coma very diffuse.
Comp Star= GSC-3050-1236; Method= S; Cat= HS
C/2009 K5 McNaught
2010 February 11.72 UT; m1= 11.4; Dia= 1.9’; DC= 3; 25cm L, f:5 (x83)
No tail, coma diffuse with gradual brightening towards the centre, observed 11 degrees above horizon.
Comp Star= GSC-5703-2365; Method= S; Cat= HS
2010 February 12.71 UT; m1= 10.5; Dia= 3’; DC= 2; 25cm L, f:5 (x39)
Coma larger than previous observation, diffuse, no tail, no visible central condensation, observed 9 degrees above horizon.
Comp Star= TYC 5703-816-1; Method= S; Cat= TJ
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