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Name
TT Crt
AAVSO UID
Constellation
J2000.0
B1950.0
11 32 15.10 -11 28 55.3
Proper motion
RA: -19.1 +/- 2.7 mas/y Dec: 8.8 +/- 3.0 mas/y Source: UCAC4
Galactic coord.
274.879 +46.896
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J11344718-1145304
AAVSO 1129-11
APOP 39080+0004615
ASAS J113447-1145.5
ASASSN-V J113447.17-114530.4
ATO J173.6964-11.7583
CMC15 J113447.1-114530
CSS_J113447.2-114530
DENIS J113447.2-114530
Downes TT Crt
FSV 113211
GALEX J113447.2-114530
GSC2.3 S4VC004615
SMSS J113447.16-114530.2
SSS_J113447.2-114530
UCAC2 27666813
UCAC4 392-053226
USNO-A2.0 0750-07593808
USNO-B1.0 0782-0263739
WISE J113447.16-114530.0
WISEA J113447.15-114530.1
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Variability type
UGSS
Spectral type
K5
Mag. range
12.5 - 15.3 V
Discoverer
Richard W. Fleet
Epoch
Outburst
--
Period
0.26842 d (6.442 h)
Rise/eclipse dur.
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Remarks
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1
Schmeer, Patrick
Visual discovery by R. W. Fleet on 1986 November 5 (JD 2446739.58) (The Astronomer 24, No. 285, 177, 1988). Gaia DR2 parallax 1.8420 ± 0.0667 mas (distance 535 ± 20 pc).
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References
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1
Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870)
2009ApJ...696..870D
2
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version)
2005JAD....11....2D
3
Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016)
2004PASP..116..300T
4
Catalogue of Stellar Spectral Classifications (Skiff, 2005)
2004PASP..116..300T
5
R.A. Downes et al., 2001, PASP 113, 764
2001PASP..113..764D
6
G. M. Hurst; R. Fleet, 1988, Eruptive Object in Crater
1988IAUC.4695....1H
7
R.W.Fleet, The Astronomer 24,No.285,177,1988.
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External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
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SIMBAD Coordinate query
VizieR Search
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GCVS
Downes
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NSVS
CRTS
ZTF
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
Go
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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 = 13.87 H = 13.39 K = 13.19 J - K = 0.69
AllWISE
W1 = 12.82 W2 = 12.72 W3 = 12.04 W1 - W2 = 0.10
APASS-DR9
B = 16.55 V = 16.01 B - V = 0.54
GALEX-DR5
FUV = 17.86 NUV = 17.71 FUV - NUV = 0.15
Images
Please review Digitized Sky Survey Acknowledgment and Copyright .
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Supporting Documents
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Campaigns/Programs
Legacy CVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5
Schmeer, Patrick
2018-07-08 13:15 UTC
Gaia DR2 position. Type derived from orbital period. Discoverer added from The Astronomer No. 285.
4
Admin, VSX
2017-12-16 02:02 UTC
Spectral type from Skiff (VizieR on-line data: B/mk)
3
Admin, VSX
2010-01-05 04:43 UTC
Position updated from the GCVS version of November 2009.
2
Admin, VSX
2009-09-23 00:51 UTC
Added orbital period from Downes et al. [2001PASP..113..764D ].
1
Admin, VSX
2005-12-18 01:33 UTC
Initial upload.
