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Latest Details
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Name
  ASAS J190838+4240.2  
AAVSO UID
--  
Constellation
Lyra Sequence
J2000.0
19 08 38.23 +42 40 08.4  (287.15931 +42.66899) Search nearby
B1950.0 19 07 03.38 +42 35 16.2
Proper motion
RA: -8.7 +/- 5.0 mas/yDec: -4.9 +/- 4.8 mas/ySource: UCAC4
Galactic coord. 73.527 +15.069
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19083823+4240084 ASAS 190838+4240.2 ASASSN-V J190838.14+424008.9
ROTSE1 J190838.25+424007.7 ZTF J190838.22+424008.3  
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Variability type
SR
Spectral type --
Mag. range
14.070 (1.58) V
Discoverer --
Epoch
31 May 2018 (HJD 2458269.6666) Ephemeris
Outburst --
Period 105.6426464 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 2020arXiv200508662C Epoch of minimum given. r-band period= 0.9878823 d.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 [astro-ph]
2008arXiv0808.2558P
4 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 (online data)
2008arXiv0808.2558P
5 C.Akerlof et al., AJ 119, 1901, 2000. 2000AJ....119.1901A
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 = 8.95H = 8.08K = 7.80J - K = 1.15
AllWISE W1 = 7.79W2 = 7.85W3 = 7.43W4 = 7.08W1 - W2 = -0.07W3 - W4 = 0.35
APASS-DR9 B = 15.56V = 14.07g' = 14.64r' = 13.42i' = 11.65B - V = 1.49
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 08 38.23 +42 40 08.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2021-10-26 04:22 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Admin, VSX 2008-08-23 01:31 UTC Initial upload.