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Name
  AR Her  
AAVSO UID
000-BBW-859 (72930 observations)  
Constellation
Hercules Sequence
J2000.0
16 00 32.23 +46 55 25.7  (240.13429 +46.92381) Search nearby
B1950.0 15 59 00.81 +47 03 46.8
Proper motion
RA: -60.997 +/- 0.159 mas/yDec: 17.144 +/- 0.169 mas/ySource: Gaia DR1
Galactic coord. 74.104 +48.200
Other names

(Internal only)
AAVSO 1557+47 AN 35.1926 HIP 78417
SVS 87    
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Variability type
RRAB/BL
Spectral type A7-F3
Mag. range
10.59 - 11.63 V
Discoverer --
Epoch
16 May 1972 (HJD 2441454.347) Ephemeris
Outburst --
Period 0.470028 d  (11.2807 h)
Rise/eclipse dur. 20%
Remarks
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1 GCVS Team P var in a complicated way. Max = 2424794.274 + 0.4700234d*E (1905 - 1954) [L.A.Klepikova, Perem. Zvezdy 11, N3, 137, 1957.]; Max = 2439692.683 + 0.469975d*E (1954 - 1967) [G.A.Lange, Astron. Tsirk. N503, 1969.]; since 1967 - see Table. Blazhko effect, Pi = 31.5489d [I.Almar, Bud Mitt N51, 1961.], Delta(m) var (0.9m -: 1.8m pg) [J.Balazs, L.Detre, Bud Mitt N8, 1939.], (M - m) var. Delta(S) = 6.
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References
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1 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
2 V.P.Zessewitsch, B.A.Ustinov, Tr. Gos. Astron. Inst. Sternberg 23, 62,
1953.
--
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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 = 10.57H = 10.35K = 10.33J - K = 0.24
AllWISE W1 = 10.26W2 = 10.27W3 = 10.19W4 = 9.35W1 - W2 = -0.01W3 - W4 = 0.84
APASS-DR9 B = 12.11V = 11.66g' = 11.84r' = 11.57i' = 11.48B - V = 0.44
SDSS-DR12 u = 14.16g = 11.15r = 10.97i = 13.13z = 13.04u - g = 3.01r - i = -2.16
Images
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Supporting Documents
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Revision History
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3 Admin, VSX 2015-12-18 21:36 UTC Updated variability type to indicate Blazhko effect.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.