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  QU Vul  
000-BCL-543 (3873 observations)  
Vulpecula Sequence
20 26 46.03 +27 50 43.3  (306.69179 +27.84536) Search nearby
B1950.0 20 24 40.60 +27 40 48.1
Galactic coord. 68.511 -6.026
Other names

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AAVSO 2022+27 Downes QU Vul GSC2.3 N33T037417
N Vul 84 #2 Nova Vul 1984 b USNO-B1.0 1178-0631249
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Variability type
Spectral type F2Ie
Mag. range
5.3 - 18.9 V
Discoverer P. Collins
13 Jul 1994 (HJD 2449547.4015) Ephemeris
Outburst 1984
Period 0.1117648 d  (2.68236 h)
Rise/eclipse dur. --
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1 Otero, Sebastian Alberto VSP Note: 15.1 Vmag. star 7" to the N.
2 Otero, Sebastian Alberto Neon nova. Eclipse amplitude 0.5 mag. in V. The 15.1 Vmag. star 2MASS J20264613+2750503 is 7" to the North.
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1 R.J. Strope, B.E. Schaefer, A.A. Henden, 2010, arXiv:1004.3698v1
2 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
3 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
4 Shafter, A. W.; Misselt, K. A.; Szkody, P.; Politano, M., 1995, QU
Vulpeculae: an Eclipsing Neon Nova in the Period Gap
5 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1985IAUC.4028....1L
6 E.Schweitzer, BAFOEV No.31,9,1985. --
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Revision History
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8 Admin, VSX 2017-12-15 08:50 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
7 Otero, Sebastian Alberto 2015-09-07 18:17 UTC Type, period, epoch and minimum magnitude from 1995ApJ...448L..33S.
6 Admin, VSX 2010-04-28 20:57 UTC Update from [2010arXiv1004.3698S].
5 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
4 Admin, VSX 2009-09-22 20:53 UTC Added year of nova outburst.
3 Admin, VSX 2009-09-22 20:51 UTC Added orbital period from Downes et al. [2001PASP..113..764D].
2 Admin, VSX 2007-03-23 15:52 UTC Discoverer added.
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.