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Name
GSC 03656-01328
AAVSO UID
Constellation
J2000.0
B1950.0
00 06 44.97 +54 23 02.5
Proper motion
RA: -0.771 +/- 1.274 mas/y Dec: -4.809 +/- 0.653 mas/y Source: Gaia DR1
Galactic coord.
116.816 -7.709
Other names(Internal only)
1SWASP J000921.98+543943.9
2MASS J00092196+5439439
GALEX J000922.0+543942
NSVS 1560234
PPMX J000921.9+543943
TYC 3656-1328-1
UCAC2 50134163
UCAC4 724-001885
USNO-A2 1425.00229853
USNO-B1.0 1446-0005768
VAR CAS 06
VSX J000921.8+543943
Var Cas 2006
WISE J000921.98+543943.9
WISEA J000921.98+543943.8
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Variability type
Microlens
Spectral type
A0V
Mag. range
7.5 - 11.4 V
Discoverer
Akihiko Tago
Epoch
31 Oct 2006 (HJD 2454039.969)
Outburst
--
Period
--
Rise/eclipse dur.
--
Remarks
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1
Schmeer, Patrick
The lens star is probably a low-mass star or brown dwarf, with a relatively high proper motion of >20 mas/yr (2008ApJ...677.1268G ). Gaia DR2 parallax of the lensed star 0.7096 ± 0.0422 mas (distance 1.36 ± 0.08 kpc).
2
Admin, VSX
Determined to be a microlensing event.
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References
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1
Bright New Variable in Cassiopeia
AAVSO Special Notice #22
2
Gaudi, B. S.; Patterson, J.; Spiegel,D. S., 2008, Discovery of a very
2008ApJ...677.1268G
3
Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016)
2007ApJ...670..423F
4
S. Nakano; A. Tago, 2006, CBET No. 711
2006CBET..711....1N
5
M. Mikolajewski; T. Tomov; A. Niedzielski; et al., 2006, ATel #931
2006ATel..931....1M
External Links
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Location
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AAVSOnet EPD
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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 = 11.02 H = 11.03 K = 10.97 J - K = 0.05
AllWISE
W1 = 10.97 W2 = 11.00 W3 = 11.10 W1 - W2 = -0.03
APASS-DR9
B = 11.71 V = 11.39 g' = 11.52 r' = 11.43 i' = 11.53 B - V = 0.33
Images
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Supporting Documents
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Revision History
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5
Schmeer, Patrick
2020-01-31 16:20 UTC
Gaia DR2 position.
4
Admin, VSX
2017-12-16 01:20 UTC
Spectral type from Skiff (VizieR on-line data: B/mk)
3
Henden, Arne
2009-05-13 22:49 UTC
Original coordinates were from CBET 711 and are in error by a couple of arcsec. The revised coordinates are from Tycho2, and agree with those derived by Henden using SRO and UCAC2 during the event. A. Henden 2009
2
Admin, VSX
2006-12-05 11:43 UTC
Non-variable, microlensing.
1
Wils, Patrick
2006-12-05 11:41 UTC
Initial submission.
