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Latest Details
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| Name |
V0402 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 07 12.40 +44 36 01.8 |
| Proper motion |
| RA: 16.785 +/- 0.035 mas/y | Dec: 2.226 +/- 0.030 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
95.108 -9.086 |
Other names
(Internal only)
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1SXPS J220915.1+445045 |
2MASS J22091519+4450471 |
ADS 15679 |
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ADS 15679 A |
ALS 20024 |
BD+44 4059 |
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CCDM J22092+4451A |
GC 31002 |
GCRV 13928 |
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GSC 03210-01215 |
Gaia DR3 1962614756503942144 |
HD 210405 |
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HIP 109354 |
IDS 22052+4421 A |
PPM 62541 |
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SAO 51698 |
TIC 468792279 |
TYC 3210-1215-1 |
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WDS J22093+4451A |
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| Variability type |
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EA+HB |
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| Spectral type |
B8V |
| Mag. range |
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6.72 - 7.01 V |
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| Discoverer |
Hipparcos |
| Epoch |
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| Outburst |
-- |
| Period |
3.7820687 d |
| Rise/eclipse dur. |
5.4% (4.902 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 |
Otero, Sebastian Alberto
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Eccentric system with apsidal motion. Primary eclipse elements (HJD 2448357.248 + 3.7820687 x E) given in the table. Min II= at phase 0.62-0.64 in TESS (0.704 in Hipparcos) and varying amplitude 0.028-0.036 TESS (0.07 Hp). Secondary eclipse elements: HJD 2458760.344 + 3.78195 x E, duration 6.0%. Heartbeat amplitude 0.011 TESS. |
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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 |
Huang, C. X.; et al., 2020, Photometry of 10 Million Stars from the First
Two Years of TESS Full Frame Images: Part I |
2020RNAAS...4..204H |
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2 |
Bob Nelson's O-C files, 2016 |
-- |
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3 |
Abt, H. A., 2004, Spectral Classification of Stars in A Supplement to the
Bright Star Catalogue |
2004ApJS..155..175A |
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4 |
European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200 |
1997yCat.1239....0E |
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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 = 6.68 | H = 6.74 | K = 6.72 | J - K = -0.05 |
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AllWISE
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W1 = 6.72 | W2 = 6.73 | W3 = 6.82 | W4 = 6.73 | W1 - W2 = -0.01 | W3 - W4 = 0.09 |
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Images
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Supporting Documents
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Revision History
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