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Name
  GI And  
AAVSO UID
000-BDC-857 (No observations)  
Constellation
Andromeda Sequence
J2000.0
23 39 28.27 +48 30 24.2  (354.86779 +48.50672) Search nearby
B1950.0 23 37 01.67 +48 13 46.8
Proper motion
RA: 0.1 +/- 4.6 mas/yDec: -6.6 +/- 2.9 mas/ySource: UCAC4
Galactic coord. 110.824 -12.666
Other names

(Internal only)
AllWISE J233928.27+483024.1 SON 9725 TIC 26513451
USNO-A2.0 1350-18537865 USNO-B1.0 1385-0502785  
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Variability type
RRAB
Spectral type G0
Mag. range
14.61 - 15.42 r
Discoverer --
Epoch
12 Jun 2018 (HJD 2458281.929) Ephemeris
Outburst --
Period 0.593929 d  (14.2543 h)
Rise/eclipse dur. 18%  (2.57 h)
Remarks
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
2 L.Meinunger, VSS 9, H.3, 197, 1980. 1980VeSon...9..197M
3 C.Hoffmeister, AN 289, H.5, 205, 1967. 1967AN....289..205H
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 = 13.96H = 13.64K = 13.57J - K = 0.39
AllWISE W1 = 13.63W2 = 13.68W1 - W2 = -0.05
APASS-DR9 B = 15.85V = 15.26g' = 15.53r' = 15.21i' = 14.95B - V = 0.59
SDSS-DR12 u = 16.99g = 15.72r = 15.58i = 15.15z = 15.05u - g = 1.27r - i = 0.43
Images
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Supporting Documents
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1 Phase plot Neagu, Gabriel Cristian 2020-05-05 15:24 UTC Phase plot in Microsoft Excel
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Revision History
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3 Neagu, Gabriel Cristian 2020-05-05 15:24 UTC Type, period, range, epoch and rise duration from ZTF data. Gaia DR2 position.
2 Admin, VSX 2010-01-04 23:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.