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Name
KIC 7668647
AAVSO UID
--
Constellation
Lyra
Sequence
J2000.0
19 05 06.38 +43 18 31.4 (286.27658 +43.30872)
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B1950.0
19 03 33.14 +43 13 55.6
Proper motion
RA: -11.2 +/- 5.6 mas/y
Dec: -36.2 +/- 5.7 mas/y
Source:
UCAC4
Galactic coord.
73.879 +15.913
Other names
(Internal only)
2MASS J19050638+4318310
CMC15 J190506.3+431831
FBS 1903+432
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Variability type
V1093HER+V361HYA
Spectral type
sdB+WD
Mag. range
15.24 - ? V
Discoverer
--
Epoch
--
Outburst
--
Period
0.0595072 d (85.6904 min)
Rise/eclipse dur.
--
Remarks
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1
Otero, Sebastian Alberto
132 significant pulsation frequencies in Kepler data. The highest amplitude corresponds to the V1093HER period of 0.0595072 d. and not to the 0.002443 d. period previously reported (V361HYA domain). White dwarf companion, orbital period 14.17 d. confirned by Doppler beaming light curve.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1
Telting, J. H.; et al., 2014, KIC7668647: a 14 day beaming sdB+WD binary
with a pulsating subdwarf
2014arXiv1409.2345T
2
R.H. Ostensen et al., 2011, arXiv:1101.4150v1 [astro-ph.SR]
2011arXiv1101.4150O
3
Kepler data (MAST)
--
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the
CDS X-Match Service
. These data may not be complete.
2MASS
J = 15.81
H = 16.06
APASS-DR9
B = 14.98
V = 15.22
g' = 14.91
r' = 15.45
i' = 15.64
B - V = -0.24
GALEX-DR5
FUV = 14.13
NUV = 14.37
FUV - NUV = -0.24
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Revision History
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2
Otero, Sebastian Alberto
2014-09-11 00:35 UTC
Type, period and spectral type from
2014arXiv1409.2345T
. Mean magnitude from APASS data. UCAC4 position.
1
Admin, VSX
2011-02-04 04:35 UTC
Preserved original object data.
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