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  V0801 Ara  
000-BDG-697 (No observations)  
Ara Sequence
16 40 55.61 -53 45 04.7  (250.23171 -53.75131) Search nearby
B1950.0 16 36 56.55 -53 39 17.5
Galactic coord. 332.915 -4.818
Other names

(Internal only)
1RXS J164055.5-534505 4U 1636-536 Nor X-1
USNO-B1.0 0362-0644339 X 16369-536  
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Variability type
Spectral type pec(e)
Mag. range
16.9 - 19.5 V
Discoverer --
23 Jun 2003 (HJD 2452813.531) Ephemeris
Outburst --
Period 0.15804693 d  (3.793126 h)
Rise/eclipse dur. --
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto X-ray heated donor modulation plus bursts.
2 GCVS Team MXB 1636-53. Description of the spectrum [C.R.Canizares, J.E.McClintock, J.E.Grindlay, ApJ 234, 556, 1979.]. Modulation with P ~4h and the amplitude up to 40% was found in the broad band optical flux [J.V.Paradijs, H.Pedersen, W.H.G.Lewin, IAU Circ N3628, 1981.].
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Detection of the irradiated donor in the LMXBs 4U 1636-536 (=V801 Ara) and
4U 1735-444 (=V926 Sco)
2 H.Pedersen, M.Oda, L.Cominsky, J.Doty, G.Jernigan, J.van Paradijs,
W.H.G.Lewin, IAU Circ N3399, 1979.
3 J.E.McClintock, C.R.Canizares, H.V.Bradt, R.E.Doxsey, J.G.Jernigan,
W.A.Hiltner, Nature 270, 320, 1977.
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Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 16 40 55.61 -53 45 04.7 (J2000)
Source STScI

Red, all sky, 1.0 arcsec/pixel
Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2011-05-31 03:49 UTC Primary record creation. Type and orbital period from reference.
2 Admin, VSX 2010-01-04 23:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.