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Name
V CrA
AAVSO UID
Constellation
J2000.0
B1950.0
18 44 07.09 -38 12 51.2
Proper motion
RA: -2.724 +/- 0.163 mas/y Dec: -5.517 +/- 0.118 mas/y Source: Gaia DR1
Galactic coord.
357.665 -15.654
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18473230-3809323
AAVSO 1840-38
ASAS J184732-3809.6
ASASSN-V J184732.28-380932.6
CD-38 13089
CPD-38 7590
HD 173539
HIP 92207
WISE J184732.30-380932.2
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Variability type
RCB
Spectral type
C(R0)
Mag. range
9.4 - 17.9 V
Discoverer
Cordoba Observatory (1896)
Epoch
Outburst
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Period
--
Rise/eclipse dur.
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Remarks
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1
Otero, Sebastian Alberto
Maximum magnitude in IBVS #989 is an assumption. The star was never seen as bright as V= 8.3.
2
Amorim, Alexandre
According Carlos Colesanti, this star is in activity since March 2007. Recent measures (CCDV):
2007-02-17 2454148.81492 9.76
2007-03-02 2454161.78120 9.94
2007-03-21 2454180.72787 10.50
2007-03-30 2454189.70678 11.10
3
GCVS Team
Quasiperiodic variations (P ~75d, Delta(V) ~ 0.2m - 0.9m). IR excess.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1
Tisserand, P.; Clayton, G. C.; Bessell, M. S.; et al., 2020, A plethora of
2020A&A...635A..14T
2
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
3
F.M.Bateson, M.Morel, B.Sumner, R.Winnett, Charts for Southern Variables,
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4
F.M.Bateson, NZAS Publ N3 (C75), 1, 1975.
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5
Catalogue of Stellar Spectral Classifications (Skiff, 2005)
1922AnHar..97.....C
6
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
SIMBAD Clickable Map
SIMBAD Coordinate query
VizieR Search
Aladin Java Applet
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SDSS Navigate Tool
GCVS
ASAS-SN Variable
ASAS-SN Sky Patrol
Hipparcos Epoch Photometry Data
Hipparcos Epoch Photometry Plot
ASAS Light Curve
NSVS
CRTS
SuperWASP
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 = 8.70 H = 8.31 K = 7.49 J - K = 1.21
AllWISE
W1 = 5.87 W2 = 4.23 W3 = 2.30 W4 = 1.58 W1 - W2 = 1.63 W3 - W4 = 0.72
Images
Please review Digitized Sky Survey Acknowledgment and Copyright .
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Supporting Documents
There are currently no supporting documents on file for this star.
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Revision History
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