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Latest Details
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Name
  NSV 1321  
AAVSO UID
000-BBG-253 (36 observations)  
Constellation
Taurus Sequence
J2000.0
03 48 20.82 +23 25 16.5  (57.08675 +23.42125) Search nearby
B1950.0 03 45 22.92 +23 16 08.8
Proper motion
RA: 17.99 +/- 0.39 mas/yDec: -46.57 +/- 0.32 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 167.332 -23.826
Other names

(Internal only)
AAVSO 0342+23B BD+22 563 Cl Melotte 22 1823
Cl* Melotte 22 HII 1823 Cl* Melotte 22 K 74 Cl* Melotte 22 MSH 224
Cl* Melotte 22 MSK 169 Cl* Melotte 22 TRU 506 Cl* Melotte 22 WCZ 300
DANCe J03482082+2325165 EPIC 211028385 GSC 01800-02207
HD 23753 HIP 17776 HR 1172
PPM 092918 PPM 92918 SAO 76215
TIC 440686442 TYC 1800-2207-1 WEB 3403
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Variability type
SPB
Spectral type B8V
Mag. range
5.45 V (0.001)TESS
Discoverer --
Epoch
01 Oct 2021 (HJD 2459488.95) Ephemeris
Outburst --
Period 0.55136 d  (13.233 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Visual binary (A= 5.6V; B= 7.7V; sep. 0.1"). TESS amplitude is 0.0003 but is for the combined light. Not eclipsing as stated in 2011MNRAS.416.2477W.
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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 K.T. Wraight, G.J. White, D. Bewsher, A.J. Norton, 2011, MNRAS 416, 2477 2011MNRAS.416.2477W
3 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
4 A.Behr, ZsAp 19, 339, 1940. --
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 = 5.50H = 5.59K = 5.56J - K = -0.06
AllWISE W1 = 5.65W2 = 5.49W3 = 5.68W4 = 5.49W1 - W2 = 0.15W3 - W4 = 0.20
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2023-08-26 02:40 UTC Phase plot with TESS QLP data.
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Revision History
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5 Otero, Sebastian Alberto 2023-08-26 02:42 UTC Epoch corrected.
4 Otero, Sebastian Alberto 2023-08-26 02:39 UTC Type, period, epoch and amplitude from TESS QLP data. Mean magnitude derived from Hipparcos and GCPD data.
3 Admin, VSX 2012-06-07 00:58 UTC Update from [2011MNRAS.416.2477W].
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.