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Name
  EP Vul  
AAVSO UID
000-BDC-065 (52 observations)  
Constellation
Vulpecula Sequence
J2000.0
19 33 17.84 +23 39 19.5  (293.32433 +23.65542) Search nearby
B1950.0 19 31 10.98 +23 32 47.3
Proper motion
RA: -2.5 +/- 1.4 mas/yDec: -8.1 +/- 1.4 mas/ySource: UCAC4
Galactic coord. 58.604 +1.999
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19331784+2339194 AAVSO 1929+23 ASAS J193318+2339.3
ASASSN-V J193317.89+233919.7 CGCS 6805 CSS 1141
DO 17859 GSC 02138-00692 Hetzler IV 3
IOMC 2138000034 IRAS 19311+2332 IRC +20413
Kiso C7- 43 MSB 67 RAFGL 2414
TYC 2138-692-1 Vy 19  
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Variability type
SRB
Spectral type S6,5-S8,7
Mag. range
10.1 - 11.2 V
Discoverer --
Epoch
22 Jun 2009 (HJD 2455005) Ephemeris
Outburst --
Period 134 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Other periods 214 and 454 d. J-K= 1.65; B-V= 2.50. ASAS-3 and INTEGRAL magnitudes contaminated by GSC 02138-01489 (V= 14.1; sep. 18"). Range has been corrected.
2 GCVS Team S 6.5/5.
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 V.P.Tsessewich, IAU Coll N29, Invited Papers, P.3, 1976. 1976IAUCo..29....3T
4 V.P.Zessewitsch, Perem. Zvezdy Supplement 1, N3, 227, 1971. --
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 2.66H = 1.46K = 1.01J - K = 1.65
AllWISE W3 = 0.24W4 = -0.27W3 - W4 = 0.51
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2013-07-11 05:36 UTC Type, period, epoch and range from ASAS-3 and INTEGRAL-OMC data. UCAC4 position.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.