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Name
  U Aql  
AAVSO UID
000-BCT-642 (6175 observations)  
Constellation
Aquila Sequence
J2000.0
19 29 21.36 -07 02 38.7  (292.33900 -7.04408) Search nearby
B1950.0 19 26 39.93 -07 08 53.7
Proper motion
RA: -0.99 +/- 0.92 mas/yDec: -9.14 +/- 0.74 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 30.907 -11.618
Other names

(Internal only)
AAVSO 1924-07 ADS 12503 A ASAS J192921-0702.6
BD-07 4968 HD 183344 HIP 95820
HR 7402 SAO 143454  
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Variability type
DCEP
Spectral type F5I-II-G1
Mag. range
6.08 - 6.86 V
Discoverer Edwin Sawyer (1886)
Epoch
28 Jun 1954 (HJD 2434922.31) Ephemeris
Outburst --
Period 7.02411 d
Rise/eclipse dur. 30%  (50.6 h)
Remarks
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1 GCVS Team B - V: +0.84, +1.24. P var. ADS 12503 A (B 14.00m, 35", 349deg, 1900; one more companion 11.7m V, 2", 230deg, 1934).
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References
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1 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
2 P.P.Parenago, Perem. Zvezdy 11, N4, 236, 1958. 1956PZ.....11..236P
3 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
4 J.G.Hagen, ASV V, 1906. --
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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 = 4.61H = 4.12K = 3.98J - K = 0.63
AllWISE W1 = 3.79W2 = 3.35W3 = 3.70W4 = 3.64W1 - W2 = 0.44W3 - W4 = 0.06
APASS-DR9 B = 8.72V = 7.50g' = 7.69r' = 6.92i' = 6.34B - V = 1.22
GALEX-DR5 FUV = 14.96NUV = 13.66FUV - NUV = 1.30
Images
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-04-22 13:35 UTC Discoverer updated from 1907AnHar..55....1C page 25
3 Otero, Sebastian Alberto 2015-09-25 01:46 UTC Period from ASAS-3 data.
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.