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Name
  V0634 Sco  
AAVSO UID
000-BFK-903 (589 observations)  
Constellation
Scorpius Sequence
J2000.0
17 21 39.16 -36 45 11.1  (260.41317 -36.75308) Search nearby
B1950.0 17 18 16.34 -36 42 16.7
Proper motion
RA: -1.601 +/- 1.838 mas/yDec: -3.558 +/- 1.595 mas/ySource: Gaia DR1
Galactic coord. 350.708 -0.033
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17213915-3645110 ASAS J172139-3645.2 ASASSN-V J172139.14-364510.5
CD-36 11432 GDS_J1721391-364511 GSC 07374-00802
Gaia DR3 5975163759236102656 HD 319746 HV 10898
IOMC 7374000030 TIC 197079419 TYC 7374-802-1
WISEA J172139.18-364512.4 [HHR2012] J172139.2-364511  
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Variability type
EA/DM
Spectral type A
Mag. range
11.58 - 12.07 V
Discoverer --
Epoch
27 Jul 2011 (HJD 2455769.972) Ephemeris
Outburst --
Period 1.224029 d
Rise/eclipse dur. 16%  (4.70 h)
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 M. Blackford, 2011, Southern Binaries DSLR Project VSS Newsletter 2011-4 (November 2011)
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 M. Haas, M. Hackstein, M. Ramolla, H. Drass, R. Watermann, R. Lemke, R.
Chini, 2012, AN 333, 706
2012AN....333..706H
4 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
5 H.H.Swope, HA 109, N9, 1943. 1942AnHar.109...31S
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 = 10.37H = 10.19K = 10.05J - K = 0.32
AllWISE W1 = 9.79W2 = 9.71W4 = 5.68W1 - W2 = 0.09
APASS-DR9 B = 12.17V = 11.62g' = 11.88r' = 11.49i' = 11.38B - V = 0.55
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2017-01-11 03:55 UTC Period, eclipse duration and range from ASAS-3 data. Epoch from VSS Newsletter 2011-4. Gaia DR1 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.