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Name
Z Per
AAVSO UID
Constellation
J2000.0
B1950.0
02 36 51.02 +41 59 06.2
Proper motion
RA: 3.493 +/- 1.140 mas/y Dec: -11.984 +/- 0.589 mas/y Source: Gaia DR1
Galactic coord.
143.555 -16.281
Other names(Internal only)
AAVSO 0233+41
AN 14.1902
ASASSN-V J024003.32+421158.2
BD+41 504
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Variability type
EA/SD
Spectral type
A0V+G0IV-V
Mag. range
9.94 - 12.7 V
Discoverer
Arthur Williams (1902)
Epoch
Outburst
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Period
3.05621 d
Rise/eclipse dur.
14% (10.3 h)
Remarks
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1
Otero, Sebastian Alberto
P= 3.05621 d. is the mean period for AAVSO data between 2006 and 2023.
2
GCVS Team
d = 0.028P; Min II 9.8. P var. Min = 2418173.663 + 3.056422d*E (JD2415000 - 19000) [A.A.Nijland, AN 228, 177-216, 1926. ]; Min = 2425481.416 + 3.05636d*E (JD2419000 - 31000) [A.Szczepanowska, AAb 2, 134, 1955.]; since JD2431000 - see Table.
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References
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1
C. Lloyd, 2018, Autumn Eclipsing Binaries
BAA-VSS Circular #177, 2018
2
Bob Nelson's O-C files, 2016
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3
Brno Obs and Plan Contr N25, 1984.
--
4
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
5
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
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Location
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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 = 9.50 H = 9.35 K = 9.30 J - K = 0.20
AllWISE
W1 = 9.04 W2 = 9.02 W3 = 8.98 W4 = 8.82 W1 - W2 = 0.02 W3 - W4 = 0.16
APASS-DR9
B = 10.19 V = 9.98 g' = 10.17 r' = 10.02 i' = 10.06 B - V = 0.21
Images
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Supporting Documents
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Revision History
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