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Details for Revision 2
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Name
  UU Her  
AAVSO UID
000-BBX-795 (8226 observations)  
Constellation
Hercules Sequence
J2000.0
16 35 57.29 +37 58 02.1  (248.98871 +37.96725) Search nearby
B1950.0 16 34 12.26 +38 04 05.0
Galactic coord. 60.873 +42.188
Other names

(Internal only)
AAVSO 1632+38 AN 175.1907 BD+38 2803
HIP 81272 HV 3016 SAO 65424
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Variability type
SRD
Spectral type F2Ib-G0
Mag. range
8.5 - 10.6 p
Discoverer --
Epoch
22 May 1978 (HJD 2443651) Ephemeris
Outburst --
Period 80.1 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto UU Her-type. Double mode. Fundamental period given. F1= 72.99 d. Period ratio 0.626.
2 GCVS Team [Fe/H] = -1.27. There was alternation of periods 90d and 71d [M.Beyer, Erg AN 11, N4, 1948.]; the period 45d [I.N.Latyshev, Astrofizika 2, 355, 1966.] was also noted. During JD2443611 - 44161 - see Table. Epoch of Min is given.
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
3 The pulsations of yellow semiregular variables. I - Double-mode behaviour
of UU Herculis
1992A&A...256..107Z
4 D.D.Seselov, Perem. Zvezdy Supplement 4, 267, 1982. 1982PZP.....4..267S
5 C.Payne-Gaposchkin, V.K.Brenton, S.Gaposchkin, HA 113, N1, 1943. 1943AnHar.113....1P
6 Dunér, N. C.; Hartwig, E.; Muller, G., 1911, Benennung von neu entdeckten
veränderlichen Sternen
1911AN....190...57.
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-11-15 22:32 UTC Discoverer updated from 1911AN....190...57. page 67.
3 Otero, Sebastian Alberto 2011-03-22 23:34 UTC Primary record creation. Period from reference. Range from reference, Hipparcos and AAVSO V-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.