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Name
  AB Aql  
AAVSO UID
000-BCT-649 (3 observations)  
Constellation
Aquila Sequence
J2000.0
18 47 42.70 -02 00 37.7  (281.92792 -2.01047) Search nearby
B1950.0 18 45 06.67 -02 03 58.5
Proper motion
RA: -5.7 +/- 1.3 mas/yDec: -15.9 +/- 1.5 mas/ySource: UCAC4
Galactic coord. 30.718 -0.088
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1842-02 AN 34.1917 ASAS J184743-0200.6
ASASSN-V J184742.78-020037.9 BD-02 4745 GDS_J1847426-020037
HV 3429 IOMC 5118000028 IRC +00377
RAFGL 2251    
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Variability type
SRB
Spectral type M6III
Mag. range
9.63 - 10.65 V
Discoverer Mollie O'Reilly (1917)
Epoch
03 Aug 2001 (HJD 2452125.4) Ephemeris
Outburst --
Period 59.8 d
Rise/eclipse dur. --
Remarks
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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 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 N.E.Kurochkin, Perem. Zvezdy 12, N4, 277, 1959. 1958PZ.....12..277K
5 E.Zinner, AN 265, 345, 1938. 1938AN....265..345Z
6 Guthnick, P.; et al., 1925, Benennung von neu entdeckten veränderlichen
Sternen
1925AN....224..129G
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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 = 3.77H = 2.65K = 2.27J - K = 1.50
AllWISE W4 = 0.34
APASS-DR9 B = 12.30V = 10.15g' = 11.11r' = 9.08i' = 6.92B - V = 2.14
SDSS-DR12 u = 14.42g = 11.17r = 12.05i = 11.08z = 6.87u - g = 3.25r - i = 0.97
Images
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Supporting Documents
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Revision History
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5 Fernig, Leo 2023-07-05 21:45 UTC Discoverer updated from 1925AN....224..129G page 142.
4 Otero, Sebastian Alberto 2020-05-24 17:15 UTC Type, period and range from the GCVS (November 2019 version).
3 Otero, Sebastian Alberto 2018-06-11 00:04 UTC Primary record creation.
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.