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Name
X Oct
AAVSO UID
Constellation
J2000.0
B1950.0
10 28 01.29 -84 05 33.6
Proper motion
Galactic coord.
299.313 -22.528
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1029-83
AN 27.1916
ASAS J102614-8420.9
CD-83 159
CPD-83 355
HD 91620
HIP 51084
HV 3382
SAO 258577
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Variability type
M
Spectral type
M3e-M6IIIe
Mag. range
6.8 - 11.0 V
Discoverer
Henrietta Leavitt (1917)
Epoch
Outburst
--
Period
202.2 d
Rise/eclipse dur.
--
Remarks
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1
GCVS Team
P var.Max = 2415170 + 208.40d*E (JD2415100 - 17100); Max = 2417425 + 201.24d*E (JD2417100 - 20700); Max = 2423780 + 207.95d*E (JD2422000 - 24000); Max = 2424370 + 200.18d*E (JD2424000 - 25600); since JD2425600 - see Table. Depths of minima are stongly variable; 1.1m <= A <= 4.0m.
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References
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1
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
2
C.Payne-Gaposchkin, HA 115, N1, 1945.
1952AnHar.115....1P
3
Hartwig, E.; Muller, G., 1921, Benennung von neu entdeckten veraenderlichen
1921AN....212..353.
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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 = 3.14 H = 2.21 K = 1.83 J - K = 1.32
AllWISE
W3 = 0.33 W4 = -0.10 W3 - W4 = 0.42
APASS-DR9
B = 12.02 V = 10.45 g' = 11.38 B - V = 1.57
GALEX-DR5
NUV = 19.05
Images
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Supporting Documents
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Revision History
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