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Latest Details
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| Name |
EI UMa |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
08 34 49.24 +48 48 35.2 |
| Proper motion |
| RA: 0.4 +/- 2.7 mas/y | Dec: -6.4 +/- 3.0 mas/y | Source: UCAC4 |
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| Galactic coord. |
170.882 +37.357 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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1RXS J083821.6+483800 |
2MASS J08382199+4838021 |
AAVSO 0831+48 |
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Downes EI UMa |
PG 0834+488 |
X 08348+488 |
(Not logged in) Add name
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| Variability type |
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DQ |
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| Spectral type |
WD+K4: |
| Mag. range |
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13.4 - 15.8 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
0.2681 d (6.43 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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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 |
Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) |
2009ApJ...696..870D |
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2 |
The Intermediate Polar EI UMa: A Prepolar Cataclysmic Variable |
2008ApJ...678..376R |
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3 |
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) |
2005JAD....11....2D |
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R.A. Downes et al., 2001, PASP 113, 764 |
2001PASP..113..764D |
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5 |
I.L.Andronov, Astr Tsirk No.1417,5,1986. |
1986ATsir1417....5A |
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6 |
R.F.Green, D.H.Ferguson, J.Liebert, M.Schmidt, PASP 94,No.559,560,1982. |
1982PASP...94..560G |
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7 |
K. Mukai, The Intermediate Polars |
-- |
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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 = 13.87 | H = 13.59 | K = 13.53 | J - K = 0.33 |
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AllWISE
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W1 = 13.40 | W2 = 13.09 | W3 = 11.96 | W1 - W2 = 0.31 |
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SDSS-DR12
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u = 15.06 | g = 14.96 | r = 16.06 | i = 14.80 | z = 14.62 | u - g = 0.10 | r - i = 1.26 |
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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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3 |
Otero, Sebastian Alberto
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2011-05-17 21:21 UTC |
Primary record creation. Type, orbital period and spectral type from reference. Range from AAVSO data. |
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2 |
Admin, VSX
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2010-01-04 23:43 UTC |
Position updated from the GCVS version of November 2009. |
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1 |
Admin, VSX
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2005-12-17 20:33 UTC |
Initial upload. |
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