[vsnet-campaign-sn 1058] Re: [vsnet-alert 13254] Re: nearby SN Ia 2011by

walcom77 walcom77 at gmail.com
Mon May 2 00:57:34 JST 2011


Our image of SN 2011by taken on April 30, 2011 remotely through a
0.51-m f/6.9 reflector + CCD located in New Mexico (single 120sec
exposure):

http://bit.ly/jqbwsm

Photometric values for April 30.29, 2011 through a 0.25-m f/3.4
reflector + CCD located New Mexico using as reference stars:
000-BBS-527, 000-BKB-395 e 000-BKB-396 suggested by AAVSO:

V = 13.8
B = 13.9
R = 13.6

Details:

R

2455681.7904513888,  SN 13.680, REF 11.288, REF 11.759, REF 13.133
2455681.7915277779,  SN 13.598, REF 11.278, REF 11.769, REF 13.117

B

2455681.7942129630,  SN 14.009, REF 12.715, REF 12.736, REF 14.203
2455681.7953009261,  SN 13.981, REF 12.701, REF 12.750, REF 14.108


V

2455681.7979282406,  SN 13.884, REF 11.748, REF 12.051, REF 13.437
2455681.7990277777,  SN 13.765, REF 11.736, REF 12.063, REF 13.471


Ciao,
Ernesto Guido & Giovanni Sostero
http://remanzacco.blogspot.com
http://twitter.com/comets77


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