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Latest Details
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Name
  V1648 Sgr  
AAVSO UID
000-BFG-072 (1 observation)  
Constellation
Sagittarius Sequence
J2000.0
18 17 28.84 -25 13 34.0  (274.37017 -25.22611) Search nearby
B1950.0 18 14 23.70 -25 14 43.6
Galactic coord. 6.735 -4.329
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18172883-2513339 AN 165.1937 ASAS J181729-2513.6
ASASSN-V J181728.85-251333.6 HV 12344 HV 9352
IRAS 18144-2514    
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Variability type
M
Spectral type --
Mag. range
12.7 - <15.5 V
Discoverer --
Epoch
25 Sep 1976 (HJD 2443047) Ephemeris
Outburst --
Period 257 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 15.8 mag. star 3" to the NE and 16.2 mag. star 8" to the SW.
2 Otero, Sebastian Alberto ASAS-3 magnitudes contaminated by several nearby stars. Range has been corrected.
3 GCVS Team Close VB. Flat Min.
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References
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1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 R.M.Foster, JAAVSO 6, N2, 64, 1977-78. 1978JAVSO...6...64F
4 D.Hoffleit, AJ 62, 120, 1957. 1957AJ.....62..120H
External Links
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Location    Go   
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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 = 8.63H = 7.73K = 7.14J - K = 1.49
AllWISE W1 = 6.73W2 = 6.04W3 = 5.58W4 = 4.87W1 - W2 = 0.69W3 - W4 = 0.72
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 17 28.84 -25 13 34.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 95 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-05-24 18:39 UTC Position from the GCVS (November 2019 version).
3 Otero, Sebastian Alberto 2015-10-16 01:08 UTC Primary record creation. Type, period and maximum magnitude from ASAS-3 data. Minimum magnitude from GSC2.3. UCAC4 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.