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Name
  V0393 Her  
AAVSO UID
000-BCW-020 (374 observations)  
Constellation
Hercules Sequence
J2000.0
17 21 04.02 +26 55 50.8  (260.26675 +26.93078) Search nearby
B1950.0 17 19 03.76 +26 58 45.1
Proper motion
RA: -1.3 +/- 2.4 mas/yDec: -11.6 +/- 2.7 mas/ySource: UCAC4
Galactic coord. 49.629 +30.754
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17210403+2655505 AAVSO 1717+27 AN 158.1936
ASAS J172104+2655.8 CSS_J172112.3+265550 GSC 02082-01774
IRAS 17190+2658 NSVS 7990370 NSVS J1721038+265551
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Variability type
M
Spectral type M8
Mag. range
>11.3 - 17.3: V
Discoverer Cuno Hoffmeister
Epoch
17 Aug 1996 (HJD 2450313.0) Ephemeris
Outburst --
Period 430.5 d
Rise/eclipse dur. 38%  (164 d)
Remarks
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1 2016JAVSO..44..156K B-V= 1.88; V-R= 2.86
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References
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1 Karlsson, T.; Bengtsson, H.; Wikander, T.; et al., 2016, 50 forgotten Miras 2016JAVSO..44..156K
2 A.J. Drake, M.J. Graham, S.G. Djorgovski et al., 2014, The Catalina Surveys
Periodic Variable Star Catalog
2014ApJS..213....9D
3 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
4 The All Sky Automated Survey 2002AcA....52..397P
5 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1985IBVS.2657....1S
6 IBVS #2657 1985IBVS.2657....1S
7 MVS N260, 1957. --
8 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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 = 4.28H = 3.16K = 2.45J - K = 1.83
AllWISE W3 = -0.05W4 = -0.81W3 - W4 = 0.76
APASS-DR9 B = 15.14V = 13.60g' = 14.89r' = 11.80B - V = 1.55
SDSS-DR12 u = 15.68g = 16.81r = 13.09i = 9.86z = 8.32u - g = -1.13r - i = 3.23
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2012-06-12 20:31 UTC Phase plot with ASAS-3 and NSVS data.
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Revision History
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5 Karlsson, Thomas 2017-03-10 22:16 UTC Elements, B-V and V-R from 2016JAVSO..44..156K. Discoverer from AN, 259, 37, 1936
4 Otero, Sebastian Alberto 2012-06-12 20:31 UTC Period, epoch, rise duration and range from ASAS-3 and NSVS data. UCAC3 position.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Bedient, James 2006-12-10 01:25 UTC Spectral type from IBVS #2657
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.