Hello friends, Good news! I'm crazy to observe this star after these ephemeris... Bad weather at night in Floripa yet... []s do Alex! --- Sebastian Otero <varsao@fullzero.com.ar> escreveu: > > > I looked back through my files > > and discovered that I had found a quite believable period of > 1.87213(5) > > days in 1998. Using that ephemeris as a starting point I have > incorporated > > the photometry published in the recent postings to come up with > this... > > > > HJD_minI = 2448725.728 + 1.872210xE > > Chris, > > I used your period and form the resulting graph I was suspicious > from the > lack of secondary eclipse. > So doubling the period ended up with the best lightcurve. > I applied heliocentric correction to my observations and finally > found: > > I = HJD 2448725.720 + 3.744399 x E > > See my webpage at: > http://ar.geocities.com/varsao/Curva_FU_Eridani.htm > > I smoothed AAX observations to fit them in the graphs as follows: > > JD2440000+ corrected V mag. visual AAX > > 12292.6014 9.28 9.0 > 12309.5146 9.26 8.9 > 12396.5778 9.26 8.9 > 12317.5396 9.25 8.8 > 12475.7785 9.60 9.3 No eclipse > 12475.8257 9.28 9.0 > 12490.7375 9.40 9.2 Eclipse > 12496.8507 9.33 9.1 > 12497.6674 9.28 9.0 > 12521.5917 9.26 8.9 > 12525.6799 9.28 9.0 > 12525.7785 9.33 9.1 > 12549.6389 9.26 8.9 > 12550.5458 9.33 9.1 > 12560.6910 9.26 8.9 > > See that Alexandre caught the secondary eclipse (also observed by > Hipparcos) > but the 9.3 observation (=9.60) is a mistake. ===== ********* Alexandre Amorim *********** * Estacao Costeira1 * * Florianopolis/SC * * email: costeira1@yahoo.com * * http://vsnet.geocities.com/costeira1 * ************************************** _______________________________________________________________________ Busca Yahoo! O serviço de busca mais completo da Internet. O que você pensar o Yahoo! encontra. http://br.busca.yahoo.com/
Return to the Powerful Daisaku Nogami
vsnet-adm@kusastro.kyoto-u.ac.jp