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Name
  SY Per  
AAVSO UID
000-BBG-754 (4787 observations)  
Constellation
Perseus Sequence
J2000.0
04 16 33.19 +50 37 34.6  (64.13829 +50.62628) Search nearby
B1950.0 04 12 46.63 +50 30 10.3
Proper motion
RA: 5.26 +/- 2.71 mas/yDec: -6.20 +/- 2.03 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 152.598 -0.039
Other names

(Internal only)
AAVSO 0409+50 AN 17.1908 ASASSN-V J041633.12+503734.1
BD+50 961 HIP 19931 IRC +50115
RAFGL 558    
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Variability type
SRA
Spectral type C6,4e(N3e)
Mag. range
8.7 - 12.3 V
Discoverer Sigurd Enebo
Epoch
01 Dec 1961 (HJD 2437635) Ephemeris
Outburst --
Period 474 d
Rise/eclipse dur. 54%  (256 d)
Remarks
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1 GCVS Team In the region of the open cluster NGC 1528.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 B.R. Pettersen, 2012, Journal of Astronomical History and Heritage 15, 246 2012JAHH...15..246P
2 A.Alksnis, MVS 9, H.2, 25, 1981. --
External Links
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Location    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 = 4.60H = 3.03K = 2.13J - K = 2.46
AllWISE W3 = 0.27W4 = 0.20W3 - W4 = 0.07
APASS-DR9 B = 16.18V = 10.62g' = 12.85B - V = 5.56
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 04 16 33.19 +50 37 34.6 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2014-04-09 02:18 UTC Minimum magnitude from AAVSO V data.
3 Admin, VSX 2013-02-19 03:19 UTC Update from [2012JAHH...15..246P].
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.

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