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Latest Details
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| Name |
AP Cyg |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
20 52 23.50 +30 25 36.2 |
| Proper motion |
| RA: -0.3 +/- 6.5 mas/y | Dec: -0.9 +/- 5.4 mas/y | Source: UCAC4 |
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| Galactic coord. |
74.419 -9.177 |
Other names
(Internal only)
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AAVSO 2050+30B |
AN 20.1906 |
ASASSN-V J205428.68+303704.4 |
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| Variability type |
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M: |
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| Spectral type |
-- |
| Mag. range |
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14.0 - <15.0 p |
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| Discoverer |
Henrietta Leavitt (1906) |
| Epoch |
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| Outburst |
-- |
| Period |
274.8 d |
| Rise/eclipse dur. |
-- |
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Remarks
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There are currently no remarks on file for this star.
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
B.V.Kukarkin, P.P.Parenago, GCVS 1948. |
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2 |
M.Esch, J.G.Hagen, ASV VII, 1927. |
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3 |
Dunér, N. C.; Hartwig, E.; Muller, G., 1911, Benennung von neu entdeckten
veränderlichen Sternen |
1911AN....190...57. |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 9.56 | H = 8.84 | K = 8.59 | J - K = 0.97 |
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AllWISE
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W1 = 8.15 | W2 = 7.83 | W3 = 7.25 | W4 = 6.82 | W1 - W2 = 0.32 | W3 - W4 = 0.43 |
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Images
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Supporting Documents
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Revision History
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