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Details for Revision 3
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Name
  X Ara  
AAVSO UID
000-BBX-806 (569 observations)  
Constellation
Ara Sequence
J2000.0
16 36 24.67 -55 24 53.2  (249.10279 -55.41478) Search nearby
B1950.0 16 32 20.89 -55 18 47.4
Galactic coord. 331.230 -5.433
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1628-55 AN 152.1908 ASAS J163625-5524.9
ASASSN-V J163624.67-552453.1 HD 149234 HIP 81309
HV 3167 IOMC 8716000076  
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Variability type
M
Spectral type M5e-M7eII-III
Mag. range
8.4 - 13.9 V
Discoverer --
Epoch
21 Jun 2002 (HJD 2452447) Ephemeris
Outburst --
Period 175 d
Rise/eclipse dur. 40%  (70 d)
Remarks
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1 GCVS Team Shown in the chart for S5809.
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 C.Hoffmeister, VSS 6, N1, 1963. 1963VeSon...6....1H
4 S.Gaposchkin, HA 115, N4, 1945. 1952AnHar.115...47G
5 Dunér, N. C.; Hartwig, E.; Muller, G., 1910, Benennung von neu entdeckten
veränderlichen Sternen
1910AN....186..273D
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-09-21 20:31 UTC Discoverer updated from 1910AN....186..273D p280
3 Otero, Sebastian Alberto 2011-01-07 09:35 UTC Primary record creation. Period, epoch and range updated with ASAS-3 data.
2 Admin, VSX 2010-01-05 04:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.