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Latest Details
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Name
  V1921 Aql  
AAVSO UID
--  
Constellation
Aquila Sequence
J2000.0
19 08 16.64 +04 29 51.9  (287.06933 +4.49775) Search nearby
B1950.0 19 05 47.90 +04 25 03.0
Proper motion
RA: -0.4 +/- 2.1 mas/yDec: -2.1 +/- 3.5 mas/ySource: UCAC4
Galactic coord. 38.856 -1.683
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
ASAS J190817+0429.8 ASAS J190817+0429.9 ASASSN-V J190816.55+042952.2
CSS 1104 GSC 00471-00924 IRAS 19057+0425
NSV 11755 S1* 591  
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Variability type
M
Spectral type S
Mag. range
11.9 V - 16.00 V
Discoverer --
Epoch
19 Apr 2015 (HJD 2457132.0) Ephemeris
Outburst --
Period 569.4 d
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich et al., 2019, The 82nd
Name-List of Variable Stars. Part II – RA 18h to 20h and Novae
2019PZ.....39....3K
2 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
3 E.V. Kazarovets, E.N. Pastukhova, 2016, PZP 16, 7 2016PZP....16....7K
4 M. Sitek, G. Pojmanski, 2014, The All Sky Automated Survey. The Catalog of
Bright Variable Stars in the I-band, South of Declination +28°
2014AcA....64..115S
5 V.M.Blanco, J.J.Nassau, ApJ 125, 408, 1957. 1957ApJ...125..408B
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 = 5.47H = 4.13K = 3.56J - K = 1.92
AllWISE W3 = 1.64W4 = 1.14W3 - W4 = 0.49
APASS-DR9 g' = 15.74r' = 12.47i' = 10.10
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2020-05-24 18:41 UTC Period, epoch, minimum magnitude and position from the GCVS (November 2019 version).
3 Admin, VSX 2019-11-01 02:36 UTC Update from [2019PZ.....39....3K].
2 Admin, VSX 2017-01-04 01:34 UTC Update from [2016PZP....16....7K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.