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Latest Details
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| Name |
W UMi |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
16 21 11.09 +86 19 23.1 |
| Proper motion |
| RA: -11.918 +/- 0.058 mas/y | Dec: 15.977 +/- 0.058 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
119.622 +29.570 |
Other names
(Internal only)
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AAVSO 1634+86 |
AN 12.1913 |
AN 23.1913 |
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ASASSN-V J160829.06+861159.2 |
BD+86 244 |
HD 150265 |
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HIP 79069 |
SAO 2692 |
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| Variability type |
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EA/SD |
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| Spectral type |
A3 |
| Mag. range |
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8.51 - 9.59 V |
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| Discoverer |
Thomas Astbury (1913) |
| Epoch |
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| Outburst |
-- |
| Period |
1.7011374 d |
| Rise/eclipse dur. |
23% (9.390 h) |
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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 8.66; d = 0.02P. P var? Non-linear term in the elements is possible: -7.7d*10**(-10)*E**2. |
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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 |
J. Schirmer, 2015, Veränderlichenbeobachtung an W Ursae Minoris |
BAV Rundbrief, 3/2015 |
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2 |
Bob Nelson's O-C files, 2016 |
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3 |
Dunér, N. C.; et al., 1914, Benennung von neu entdeckten veränderlichen
Sternen |
1914AN....199...65D |
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4 |
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al. |
-- |
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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 = 7.90 | H = 7.82 | K = 7.75 | J - K = 0.15 |
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AllWISE
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W1 = 7.79 | W2 = 7.82 | W3 = 7.81 | W4 = 7.71 | W1 - W2 = -0.03 | W3 - W4 = 0.10 |
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APASS-DR9
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Images
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Supporting Documents
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Revision History
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