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Latest Details
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Name |
T Cha |
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AAVSO UID |
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Constellation |
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J2000.0 |
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B1950.0 |
11 54 46.68 -79 04 49.0 |
Proper motion |
RA: -41.656 +/- 0.197 mas/y | Dec: -8.650 +/- 0.190 mas/y | Source: Gaia DR1 |
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Galactic coord. |
300.342 -16.761 |
Other names

(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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1RXS J115713.3-792122 |
2MASS J11571348-7921313 |
2RXS J115713.4-792124 |
AAVSO 1152-78 |
AN 28.1916 |
ASAS J115713-7921.5 |
ASAS J115715-7921.5 |
ASASSN-V J115713.41-792132.0 |
GSC 09419-01187 |
HBC 591 |
HIP 58285 |
HV 3383 |
IRAS 11547-7904 |
PDS 60 |
RX J1157.2-7921 |
SSTc2d J115713.5-792131 |
TIC 357019659 |
TYC 9419-1187-1 |
WISEA J115713.36-792131.6 |
XMMSL2 J115714.0-792136 |
[K2001c] 49 |
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Variability type |
WTTS |
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Spectral type |
G8/K0e |
Mag. range |
10.09 - 14.5 V |
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Discoverer |
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Epoch |
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Outburst |
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Period |
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Rise/eclipse dur. |
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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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J-K= 2.00; B-V= 1.2. Possible UXOR according to 2006noao.prop..348R, but they give a spectral type F5. |
2 |
GCVS Team |
Occasionally quasiperiodic light changes are observed with periods 3.2323d, 3.4375d, 4.1800d, 3.2436d operating during 6 - 26 cycles. IR excess. |
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
J.R. Percy et al., 2010, eJAAVSO 124 |
2010JAVSO..38..151P |
2 |
Wahhaj, Z.; Cieza, L.; Koerner, D. W.; et al., 2010, The Spitzer c2d Survey of Weak-line T Tauri Stars. III. The Transition from Primordial Disks to Debris Disks |
2010ApJ...724..835W |
3 |
Rodgers, B.; Garcia, J., 2006, SMARTS Monitoring for Southern UXOR Stars |
2006noao.prop..348R |
4 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
5 |
F.M.Bateson, A.F.Jones, Charts for Southern Variables, ser.II, 1960. |
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6 |
C.Hoffmeister, VSS 3, N3, 1958. |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 8.96 | H = 7.86 | K = 6.95 | J - K = 2.00 |
AllWISE
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W1 = 5.86 | W2 = 5.04 | W3 = 4.66 | W4 = 2.57 | W1 - W2 = 0.81 | W3 - W4 = 2.10 |
APASS-DR9
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B = 14.32 | V = 12.66 | g' = 13.48 | r' = 12.05 | i' = 11.31 | B - V = 1.67 |
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Images
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Supporting Documents
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Revision History
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