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  BL Tel  
Telescopium Sequence
19 06 38.10 -51 25 03.0  (286.65875 -51.41750) Search nearby
B1950.0 19 02 43.82 -51 29 42.1
Galactic coord. 345.525 -23.155
Other names

(Internal only)
AAVSO 1858-51 AN 950.1935 CD-51 11917
CPD-51 11113 HD 177300 HIP 93844
HV 9587 SAO 245923  
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Variability type
Spectral type F5Iab/b+M
Mag. range
7.09 - 9.41 V
Discoverer --
11 Nov 1953 (HJD 2434692.6) Ephemeris
Outburst --
Period 778.6 d
Rise/eclipse dur. 10%  (78 d)
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1 Otero, Sebastian Alberto Possible UU Her-subtype (double mode pulsator, P0= 92.5 d, P1= 64.8 d.)
2 GCVS Team The depth of Min II - 0.1m pg. Semiregular variability of pulsational character (7.09m - 7.26m V) is observed outside eclipses; sometimes it may be represented by P = 65.1d, but sometimes (1969) it cannot be traced.
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1 LTPV I, II, III, IV Sterken, C., Manfroid, J. et al., 1995, A&AS, 113, 31
2 The All Sky Automated Survey Pojmanski, G., 2002, Acta Astronomica, 52, 397
3 The Hipparcos Catalogue Perryman, M.A.C., et al., 1997, A&A, 323, 49
4 Zsoldos, E., 1994, A&A, 286, 870 1994A&A...286..870Z
5 A.M. van Genderen, AsAp 119, 265, 1983. 1983A&A...119..265V
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Supporting Documents
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1 BL Tel Min I Otero, Sebastian Alberto 2006-07-31 15:54 UTC Lightcurve showing the primary minima of BL Telescopii
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 Binocular program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2006-07-31 11:54 UTC Improved period with the whole photometric history of the star
2 Otero, Sebastian Alberto 2006-07-29 17:45 UTC --
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.