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Latest Details
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Name
2MASS J18440685+1030477
AAVSO UID
000-BLZ-691 (No observations)
Constellation
Ophiuchus
Sequence
J2000.0
18 44 06.86 +10 30 47.7 (281.02857 +10.51326)
Search nearby
B1950.0
18 41 45.28 +10 27 41.0
Proper motion
RA: 2.1 +/- 7.5 mas/y
Dec: 0.5 +/- 7.6 mas/y
Source:
UCAC4
Galactic coord.
41.500 +6.382
Other names
(Internal only)
ASASSN-V J184406.86+103047.7
KaiV41
UCAC4 503-091022
ZTF J184406.85+103047.8
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Variability type
EW
Spectral type
--
Mag. range
15.84 - 16.49 V
Discoverer
Kiyoshi Kasai
Epoch
13 Aug 2016 (HJD 2457613.5256)
Ephemeris
Outburst
--
Period
0.3831055 d (9.19453 h)
Rise/eclipse dur.
--
Remarks
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1
Kasai, Kiyoshi
UCAC4 position
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References
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1
ZTF Catalog of Periodic Variable Stars (online data)
2020arXiv200508662C
2
Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
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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 = 14.55
H = 14.24
K = 14.04
J - K = 0.51
AllWISE
W1 = 13.70
W2 = 13.81
W4 = 9.12
W1 - W2 = -0.12
Images
Please review Digitized Sky Survey
Acknowledgment
and
Copyright
.
Size
5' x 5' (297 x 298 pixels)
Center
18 44 06.86 +10 30 47.7 (J2000)
Source
STScI
Survey
POSS2/UKSTU Red
POSS2/UKSTU Blue
POSS2/UKSTU IR
POSS1 Red
POSS1 Blue
Quick-V
HST Phase 2 (GSC2)
HST Phase 2 (GSC1)
Red, all sky, 1.0 arcsec/pixel
Negative
Supporting Documents
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2
Phase plot of 2MASS J18440685+1030477
Kasai, Kiyoshi
2018-08-16 13:45 UTC
Phase plot with data from Kasai (mag.offset = 0.0, 2016 and 2018)
1
2MASS J18440685+1030477
Kasai, Kiyoshi
2016-09-16 13:15 UTC
Phase plot with data from observations(Kasai, mag.offset = 0.0)
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3
Otero, Sebastian Alberto
2021-10-26 07:17 UTC
ZTF name from
2020arXiv200508662C
added. Gaia EDR3 position.
2
Kasai, Kiyoshi
2018-08-16 13:45 UTC
Period and range from Kasai (2016 and 2018), Gaia DR2 Position
1
Kasai, Kiyoshi
2016-09-16 23:57 UTC
Initial submission.
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