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Details for Revision 2
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
bet Cep |
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| AAVSO UID |
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000-BDC-449 (No observations) |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
21 28 01.50 +70 20 27.9 |
| Galactic coord. |
107.539 +14.026 |
Other names
(Internal only)
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8 Cep |
1RXP J212837.4+703335 |
1RXS J212838.8+703352 |
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1WGA J2128.6+7033 |
2E 2128.0+7020 |
2E 4480 |
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2MASS J21283958+7033389 |
2RXS J212839.3+703350 |
2XMM J212839.3+703338 |
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3XMM J212839.5+703338 |
4XMM J212839.5+703339 |
8 Cep |
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AAVSO 2127+70 |
ADS 15032 |
ADS 15032 A |
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ALS 14839 |
Alfirk |
BD+69 1173 |
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CCDM J21287+7034A |
EUVE J2128+70.5 |
GC 30118 |
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GCRV 13520 |
GSC 04465-02643 |
Gaia DR3 2272185759996420992 |
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HD 205021 |
HIP 106032 |
HR 8238 |
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IRAS 21280+7020 |
MCW 989 |
PPM 10863 |
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RAFGL 2768 |
SAO 10057 |
SBC7 859 |
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SBC9 1310 |
TIC 321818578 |
TYC 4465-2643-1 |
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WDS J21287+7034A |
WDS J21287+7034Aa,Ab |
XMMSL1 J212839.0+703335 |
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XMMSL2 J212839.7+703339 |
XMMSL3 J212839.7+703339 |
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(Not logged in) Add name
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| Variability type |
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BCEP |
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| Spectral type |
B2IIIeV |
| Mag. range |
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3.16 - 3.27 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
0.1904881 d (4.57171 h) |
| Rise/eclipse dur. |
50% (2.286 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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AaAb magnitudes given in the table. Combined range AaAb-B is V= 3.19 - 3.24. |
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2 |
GCVS Team |
VB A (A 6m, 0.204", 47.2deg, 1977.9; B 7.84m, A2V, 13.6", 250deg). SB1 (Porb = 10.893d) [W.S.Fitch, ApJ 158, 269, 1969.]. P var. Max(Vr) = 2417359.715 + 0.1904795d*E (JD2415750 - 22000); Max(Vr) = 2422203.790 + 0.1904844d*E + 2.9440d*10**(-11)*E**2 + 3.2671d*10**(-17)*E**3 (JD2422000 - 42630) [O.Struve, D.H.McNamara, S.M.Kung, C.Beymer, ApJ 118, 39, 1953.]. Elements given in the Table satisfy observations in 1967 - 69. |
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References
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External Links
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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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2025-11-26 16:27 UTC |
Period and epoch from TESS data. Range derived from Hipparcos, GCPD and TESS data. |
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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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