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Latest Details
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Name
  V1304 Sco  
AAVSO UID
--  
Constellation
Scorpius Sequence
J2000.0
17 28 21.74 -38 41 48.1  (262.09058 -38.69669) Search nearby
B1950.0 17 24 55.09 -38 39 22.6
Proper motion
RA: 2.250 +/- 0.616 mas/yDec: -2.576 +/- 0.599 mas/ySource: Gaia DR1
Galactic coord. 349.843 -2.222
Other names

(Internal only)
2MASS J17282175-3841478 ASAS J172822-3841.8 ASASSN-V J172822.06-384149.1
BV 0756 CD-38 11906 CPD-38 6850
GSC 07883-01592 HD 157972 NSV 8720
TIC 202445608 TYC 7883-1592-1 WISEA J172821.78-384148.1
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Variability type
EA/KE
Spectral type B3Vn
Mag. range
8.28 - 8.58 V
Discoverer --
Epoch
15 Feb 2003 (HJD 2452685.89) Ephemeris
Outburst --
Period 3.36824 d
Rise/eclipse dur. 14%  (11.3 h)
Remarks
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1 Otero, Sebastian Alberto Min II= 8.56 V.
2 2004IBVS.5495....1O Min II = 8.59V.
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References
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1 Bob Nelson's O-C files, 2016 --
2 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2008, IBVS 5863
2008IBVS.5863....1K
3 S.A.Otero, F.Claus, IBVS N5495, 2004. 2004IBVS.5495....1O
4 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
5 W.Strohmeier, R.Knigge, H.Ott, IBVS N115, 1965. 1965IBVS..115....1S
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 = 7.80H = 7.72K = 7.66J - K = 0.14
AllWISE W1 = 7.45W2 = 7.52W3 = 7.70W4 = 7.19W1 - W2 = -0.07W3 - W4 = 0.52
APASS-DR9
Images
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Supporting Documents
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Revision History
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5 Otero, Sebastian Alberto 2021-11-17 15:41 UTC Period, epoch and range from ASAS-3 data.
4 Admin, VSX 2010-01-05 04:43 UTC Update from the GCVS version of November 2009.
3 Admin, VSX 2008-12-03 03:59 UTC Primary name changed to GCVS designation [2008IBVS.5863....1K]
2 Admin, VSX 2007-03-23 19:55 UTC Update from [2004IBVS.5495....1O].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.