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Name
  NSV 1173  
AAVSO UID
--  
Constellation
Perseus Sequence
J2000.0
03 31 29.34 +49 12 35.2  (52.87225 +49.20978) Search nearby
B1950.0 03 27 54.50 +49 02 24.0
Proper motion
RA: -13.851 +/- 0.025 mas/yDec: -0.526 +/- 0.021 mas/ySource: Gaia DR1
Galactic coord. 147.903 -5.744
Other names

(Internal only)
AN 7.1944 BD+48 938 CSV 308
GSC 03320-02813 HD 21620 HIP 16424
HR 1056 Melotte 20 934 PPM 046275
PPM 46275 SAO 38906 TIC 354636678
TYC 3320-2813-1    
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Variability type
ELL:
Spectral type A0Vnp
Mag. range
6.29 (0.001) V
Discoverer --
Epoch
17 Nov 2019 (HJD 2458804.616) Ephemeris
Outburst --
Period 0.5287 d  (12.69 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Pulsating or rotating variable with P= 0.26435 d. can't be ruled out. P= 5.363 d. in Rigollet (1944) does not exist.
2 GCVS Team Min=2430830.56+5d.363*E [R.Rigollet, BZ 26, 22, 1944.].
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References
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1 Huang, C. X.; et al., 2020, Photometry of 10 Million Stars from the First
Two Years of TESS Full Frame Images: Part I
2020RNAAS...4..204H
2 Abt, H. A.; Morrell, N. I., 1995, The Relation between Rotational
Velocities and Spectral Peculiarities among A-Type Stars
1995ApJS...99..135A
3 R.Rigollet, BZ 26, 22, 1944. --
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 = 6.00H = 5.99K = 5.99J - K = 0.01
AllWISE W1 = 6.00W2 = 5.92W3 = 6.00W4 = 5.83W1 - W2 = 0.08W3 - W4 = 0.17
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2021-10-02 19:52 UTC Phase plot with TESS QLP data.
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Stellar Association Membership
 Melotte 20 Open Cluster 2012A&A...548A..97Z
Revision History
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3 Otero, Sebastian Alberto 2021-10-02 19:46 UTC Type, period, epoch and amplitude from TESS data. Magnitude from GCPD and Hipparcos data. Spectral type from 1995ApJS...99..135A.
2 Admin, VSX 2010-01-18 23:18 UTC Position updated to NSV version of June 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.