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Name
  V0347 Her  
AAVSO UID
000-BCD-178 (48 observations)  
Constellation
Hercules Sequence
J2000.0
18 44 57.90 +23 03 15.4  (281.24125 +23.05428) Search nearby
B1950.0 18 42 52.04 +23 00 05.5
Proper motion
RA: 4.2 +/- 1.4 mas/yDec: -19.1 +/- 2.2 mas/ySource: UCAC4
Galactic coord. 53.037 +11.636
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AN 702.1933 ASAS J184458+2303.3 ASASSN-V J184457.95+230315.7
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Variability type
RRAB
Spectral type --
Mag. range
12.275 - 13.379 V
Discoverer --
Epoch
22 Sep 1957 (HJD 2436104.27) Ephemeris
Outburst --
Period 0.5373230 d  (12.89575 h)
Rise/eclipse dur. 20%:  (2.579 h)
Remarks
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1 GCVS Team P var. Max = 2415288.21 + 0.5373619d*E (JD2415288 - 18596); since JD2429495 - see Table.
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References
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1 D.M. Szczygiel, G. Pojmanski, B. Pilecki, 2009, arXiv:0906.2199v1
[astro-ph.SR]
2009arXiv0906.2199S
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 V.P.Zessewitsch, Stars of RR Lirae Type (in russian), Kiev, 1966. --
4 O.Morgenroth, AN 251, 17, 1934. 1934AN....251...17M
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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 = 11.82H = 11.49K = 11.38J - K = 0.43
AllWISE W1 = 11.40W2 = 11.41W3 = 11.28W1 - W2 = -0.01
APASS-DR9 B = 13.44V = 12.56g' = 13.97r' = 12.42i' = 12.30B - V = 0.88
GALEX-DR5 NUV = 17.35
Images
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Supporting Documents
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Revision History
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3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-06-19 02:01 UTC Update from [2009arXiv0906.2199S].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.