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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
EM Lac |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
22 21 58.83 +53 45 56.0 |
| Proper motion |
| RA: -17.8 +/- 0.7 mas/y | Dec: -3.4 +/- 1.7 mas/y | Source: UCAC4 |
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| Galactic coord. |
102.259 -2.823 |
Other names
(Internal only)
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AAVSO 2220+53 |
ASASSN-V J222354.73+540109.4 |
SVS 984 |
(Not logged in) Add name
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| Variability type |
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EW/KW |
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| Spectral type |
F |
| Mag. range |
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12.5 - 13.09 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
0.38913342 d (9.339202 h) |
| Rise/eclipse dur. |
-- |
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Remarks
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Some references may be clicked to view in new window. Roll over index number to view submission details.
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1 |
GCVS Team |
Min II 13.09. |
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(Not logged in) Add remark
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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 |
Bob Nelson's O-C files, 2016 |
-- |
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2 |
P.Broglia, P.Conconi, Mem SAIt 44, N3, 407, 1973. |
1973MmSAI..44..407B |
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3 |
W.J.Miller, A.A.Wachmann, RIC Astr 8, N12, 1971. |
1971RA......8..211M |
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External Links
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Location
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Select a Location for more details.
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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 = 11.31 | H = 10.97 | K = 10.96 | J - K = 0.36 |
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AllWISE
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W1 = 10.87 | W2 = 10.88 | W3 = 11.12 | W1 - W2 = -0.02 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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There are currently no supporting documents on file for this star.
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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2 |
Admin, VSX
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2010-01-05 04:43 UTC |
Position updated from the GCVS version of November 2009. |
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1 |
Admin, VSX
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2005-12-18 01:33 UTC |
Initial upload. |
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