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Name
  TW Aql  
AAVSO UID
000-BCT-643 (180 observations)  
Constellation
Aquila Sequence
J2000.0
19 51 00.94 +13 58 15.6  (297.75392 +13.97100) Search nearby
B1950.0 19 48 41.91 +13 50 33.6
Proper motion
RA: -3.493 +/- 1.530 mas/yDec: -4.510 +/- 1.200 mas/ySource: Gaia DR1
Galactic coord. 52.242 -6.425
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1946+13 AN 17.1910 ASAS J195101+1358.3
ASASSN-V J195100.95+135816.0 HD 353895 HV 3220
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Variability type
SRD
Spectral type G0-K0
Mag. range
9.9 - 11.4 V
Discoverer Evelyn Leland (1910)
Epoch
30 May 1934 (HJD 2427588) Ephemeris
Outburst --
Period 64.6 d
Rise/eclipse dur. 41%  (26.486000000000 d)
Remarks
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1 GCVS Team Cycles 65d or 95d are observed during different time intervals [E.N.Makarenko, Manuscript, 1979.].
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1952ApJ...115...25J
3 M.Beyer, Erg AN 11, N4, 1948. --
4 G.van Biesbroeck, L.Casteels, Belg Ann (NS) 13, (II), 1914. --
5 Dunér, N. C.; Hartwig, E.; Muller, G., 1910, Benennung von neu entdeckten
veränderlichen Sternen
1910AN....186..273D
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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 = 8.24H = 7.93K = 7.74J - K = 0.51
AllWISE W1 = 7.45W2 = 7.34W3 = 6.09W4 = 0.84W1 - W2 = 0.11W3 - W4 = 5.25
APASS-DR9 B = 11.21V = 10.16g' = 10.65r' = 9.77i' = 9.41B - V = 1.05
GALEX-DR5 NUV = 18.82
Images
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Supporting Documents
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Revision History
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3 Fernig, Leo 2022-09-21 20:32 UTC Discoverer updated from 1910AN....186..273D p283
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.