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Details for Revision 1
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Name
  X Per  
AAVSO UID
000-BBG-453 (39274 observations)  
Constellation
Perseus Sequence
J2000.0
03 55 23.10 +31 02 45.0  (58.84625 +31.04583) Search nearby
B1950.0 03 52 15.20 +30 54 00.6
Galactic coord. 163.081 -17.136
Other names

(Internal only)
AAVSO 0349+30 ADS 2859 A BD+30 591
HD 24534 HIP 18350 HR 1209
MWC 78 SAO 56815 X 03522+308
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Variability type
GCAS+XP
Spectral type O9.5(III-V)ep
Mag. range
6.03 - 7 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team 3U 0352 + 30. LX/Lopt = 10**(-2). ADS 2859 A (B = V397 Per, M3III, 22.5", 12deg). SB. IR excess. X-ray pulsar (P = 13.93m). Further periodicities were noticed in X-ray, optical, spectroscopic observations: 22.4h, 308.33d, 580.7d.
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References
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1 Catalogue of high-mass X-ray binaries in the Galaxy (4th edition) 2006A&A...455.1165L
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2011-05-23 23:43 UTC Primary record creation. Type and orbital period from reference. Range from AAVSO, Hipparcos and GCPD data.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.