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NGC 7331
Aug 6, 2013
20130707.099 163CV (Jean Marie Llapasset)
20130714.419 164CR (Thomas Langhans)
Taken By: Samara1 When taken: Jul 9, 2013
12:19:14 UTC Filter: RGB Exposure time: 300 secs.
12:20:50 UTC Filter: Bessell-I Exposure time: 40 secs.
12:26:55 UTC Filter: Bessell B Exposure time: 300 secs.
12:28:17 UTC Filter: Bessell-I Exposure time: 20 secs.
Taken By: Samara3
When taken: Jun 6, 2013 13:50:03 UTC
RA: 22h37'02" DEC: 34°24'05"
Filter: RGB Exposure time: 300 secs.
13:51:28 UTC. Filter: Bessell-I Exposure time: 30 secs.
SN 2013bu
discovered 2013/04/21.762 Found in NGC 7331 at
R.A. = 22h37m02s.17, Decl. = +34°24'05".2
Located 25" west and 52" south of the center of NGC 7331
Mag 16.2:6/2 (15.9:5/24), Type II (z=0.002722).
YYYYMMDD(UT) mag observer
20130506.128 159CV (Jean Marie Llapasset)
20130508.113 159CV (Jean Marie Llapasset)
20130524.462 159CR (Thomas Langhans)
20130626.087 162V (Jean Marie Llapasset)
NGC 7331 = Optical spectral atlas of Seyfert nuclei
(Ho+ 1995)
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