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Name
  XY Per  
AAVSO UID
000-BCW-755 (1874 observations)  
Constellation
Perseus Sequence
J2000.0
03 49 36.34 +38 58 55.5  (57.40142 +38.98208) Search nearby
B1950.0 03 46 17.43 +38 49 49.5
Proper motion
RA: -7.83 +/- 4.61 mas/yDec: -1.44 +/- 4.11 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 156.797 -11.902
Other names

(Internal only)
AAVSO 0343+38 ADS 2788 BD+38 811
HBC 349 HBC 350 HD 275877
HIP 17890 HV 3552 SAO 56726
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Variability type
INA
Spectral type A2II+B6e
Mag. range
9.8 - 11.0 p
Discoverer Applegate
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team ADS 2788 AB (delta(mV) = 0.6m - 2.5m, 1.4", 75deg, SpA = A2II, SpB = B6e). IR excess.
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References
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1 A.F.Pugach, G.U.Koval'chuk, Perem. Zvezdy 22. N1, 9, 1983 1983PZ.....22....9P
2 S.I.Avramenko, A.F.Pugach, Astrometriya i Astrofizika N44, 9, 1981. 1981AAfz...44....9A
3 M.Beyer, AN 263, 33, 1937. 1937AN....263...33B
External Links
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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 = 7.65H = 6.92K = 6.09J - K = 1.56
AllWISE W1 = 4.97W2 = 4.12W3 = 2.57W4 = 0.97W1 - W2 = 0.85W3 - W4 = 1.60
APASS-DR9 B = 10.20g' = 10.12
SDSS-DR12 u = 12.50g = 9.78r = 9.35i = 12.44z = 9.37u - g = 2.72r - i = -3.09
Images
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Supporting Documents
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Campaigns/Programs
 YSO Program
Revision History
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3 Billiaert, Bruno 2014-07-06 18:31 UTC added discoverer and reference
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.