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Latest Details
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Name
  V0457 Sco  
AAVSO UID
000-BFK-736 (253 observations)  
Constellation
Scorpius Sequence
J2000.0
17 08 02.47 -35 57 40.8  (257.01029 -35.96133) Search nearby
B1950.0 17 04 41.65 -35 53 48.3
Proper motion
RA: -0.618 +/- 1.686 mas/yDec: -2.584 +/- 1.304 mas/ySource: Gaia DR1
Galactic coord. 349.752 +2.654
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17080246-3557408 ASAS J170802-3557.7 CD-35 11341
GDS_J1708024-355740 GSC 07373-00971 HV 7870
IOMC 7373000022 LS 3939 PPM 748387
TYC 7373-971-1    
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Variability type
EA/DM
Spectral type OB
Mag. range
10.51 - 11.34 V
Discoverer --
Epoch
20 Apr 1933 (HJD 2427182.63) Ephemeris
Outburst --
Period 2.00738 d
Rise/eclipse dur. 20%  (9.6 h)
Remarks
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1 GCVS Team Min II 11.3.
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References
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1 Bob Nelson's O-C files, 2016 --
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1971PW&SO...1a...1S
5 H.H.Swope, HA 90, N8, 1939. 1940AnHar..90..231S
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 = 8.67H = 8.54K = 8.38J - K = 0.29
AllWISE W1 = 8.38W2 = 8.38W3 = 8.40W4 = 6.22W1 - W2 = 0.00W3 - W4 = 2.18
APASS-DR9 B = 11.38V = 10.60g' = 11.02r' = 10.37i' = 10.20B - V = 0.77
Images
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Supporting Documents
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Stellar Association Membership
 ASCC 88 Open Cluster 2012A&A...548A..97Z
Revision History
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4 Admin, VSX 2017-12-15 12:56 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
3 Otero, Sebastian Alberto 2017-01-11 03:40 UTC Eclipse duration and range from ASAS-3 data. 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.