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Latest Details
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Name
  EH Cas  
AAVSO UID
000-BDC-690 (148 observations)  
Constellation
Cassiopeia Sequence
J2000.0
23 45 36.95 +62 20 56.4  (356.40396 +62.34900) Search nearby
B1950.0 23 43 11.87 +62 04 16.5
Proper motion
RA: -3.6 +/- 1.1 mas/yDec: -1.3 +/- 2.3 mas/ySource: UCAC4
Galactic coord. 115.378 +0.447
Other names

(Internal only)
2MASS J23453695+6220563 AAVSO 2340+61 AN 219.1940
ASASSN-V J234536.80+622056.4 BD+61 2514 BONN 3 6530
DO 43571 GSC 04285-02424 Gaia DR3 2015959246757882368
IOMC 4285000066 IRAS 23431+6204 IRCO 1649
TIC 272626186 TYC 4285-2424-1  
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Variability type
LC
Spectral type M3Ib
Mag. range
9.74 - 10.7 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Dorda, R.; Negueruela, I.; González-Fernández, C., 2018, The red supergiant
population in the Perseus arm
2018MNRAS.475.2003D
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
4 MVS N329, 1957. --
5 C.Hoffmeister, KVBB N28, 1943. 1941KVeBB...7....4A
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 = 4.70H = 3.57K = 2.90J - K = 1.80
AllWISE W3 = 1.58W4 = 0.70W3 - W4 = 0.88
APASS-DR9 B = 12.55V = 10.09g' = 11.37B - V = 2.46
SDSS-DR12 u = 15.91g = 14.72r = 12.46i = 8.21z = 11.71u - g = 1.19r - i = 4.25
Images
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Supporting Documents
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Campaigns/Programs
 SNEWS Campaign
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2023-07-28 19:05 UTC Spectral type from 2018MNRAS.475.2003D. Type and range from ASAS-SN data.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.