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Details for Revision 2
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Name
  UU Hya  
AAVSO UID
000-BBQ-571 (14046 observations)  
Constellation
Hydra Sequence
J2000.0
09 36 29.70 +04 06 40.0  (144.12375 +4.11111) Search nearby
B1950.0 09 33 53.06 +04 20 08.8
Galactic coord. 230.416 +38.182
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0931+04 AN 385.1928 ASAS J093630+0406.6
SVS 173    
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Variability type
RRAB
Spectral type A0-A9
Mag. range
11.727 - 12.728 V
Discoverer --
Epoch
19 Dec 1966 (HJD 2439478.934) Ephemeris
Outburst --
Period 0.5238650 d  (12.57276 h)
Rise/eclipse dur. 14%
Remarks
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1 2012arXiv1205.6397L Blazhko period = 39.89 d.
2 GCVS Team P var. Max = 2427423.84 + 0.5238585d*E (JD2414950 - 27400) [S.Gaposchkin, HC N392, 1934.]; Max = 2429729.835 + 0.523854d*E (JD2427000 - 31000) [C.Payne-Gaposchkin, HA 113, N3, 1954.]. Spectrum is based on Ca II.
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References
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1 Greer, P. A.; Payne, S. G.; Norton, A. J.; et al., 2017, The SuperWASP
catalogue of 4963 RR Lyr stars: identification of 983 Blazhko effect
candidates
2017A&A...607A..11G
2 A.J. Drake, M. Catelan, S.G. Djorgovski et al., 2012, arXiv:1211.2866
[astro-ph.GA]
2012arXiv1211.2866D
3 J.-F. Le Borgne, A. Klotz, E. Poretti et al., 2012, arXiv:1205.6397v1
[astro-ph.SR]
2012arXiv1205.6397L
4 D.M. Szczygiel, G. Pojmanski, B. Pilecki, 2009, arXiv:0906.2199v1
[astro-ph.SR]
2009arXiv0906.2199S
5 D.M. Szczygiel, G. Pojmanski, B. Pilecki, 2009, arXiv:0906.2199v1
[astro-ph.SR]
2009arXiv0906.2199S
6 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
7 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1950ApJ...111..437C
8 B.N.Firmanyuk, G.A.Lange, V.P. Zessewitsch, Astron. Tsirk. N853, 1975. --
9 A.V.Solov'ev, N.M.Shakhovskoj, Tr. Inst. Astrofis. AN Tadzh. SSR 7, 45,
1958.
--
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Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Admin, VSX 2015-12-18 21:45 UTC Updated variability type to indicate Blazhko effect.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-06-18 21:53 UTC Update from [2009arXiv0906.2199S].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.