... No spectral features of the companion are visible. The unseen object could be a late main-sequence star with a mass ranging from 0.21 to 0.45M . ...
... M ) M1 / M2 rms for solution (km s-1 ) Value 2.83774 (adopted) 2451142.943 Б 0.002 ... the derived masses of the components of HR 1099 are: M1 = 1.45M ; M2 = 1.14 M ...
... The majority of these are helium white dwarfs with mass in the range 0.170.45M . ... of primary when the total mass has increased to 0.44 M Slow merger 0.8 0.75 0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 5 4 3 2 1 0 ...
... The eclipse will be in progress at sunrise (about 8.45 a.m.) and will end at about 9.29 a.m. This eclipse will provide a good photo opportunity for those wishing to obtain a permanent record of the event, as the Sun will be low in the sky and foreground ...
... h 02 m 04 h 42 m 14 s .6 +27 ffi 28' 1.647 0.000 16/10/95 22 h 57 m 04 h 42 m 15 s .4 +27 ffi 28' 1.369 0.128 16/10/95 23 h 45m 04 h 42 m 16 s .0 +27 ffi 28' 1.220 0.240 17/10/95 00 h 10 m 04 h 42 m 16 s .3 +27 ffi 28' 1.165 0.298 17/10/95 00 h 38 m 04 h ...
... we should see it cross the sky at an amazing 17,000 mph, looking like a brilliant fast-moving star, starting about 7.45 p.m. We'll also have superb star shows in a mobile planetarium, telescopes on display, talks about the universe and the night sky, an ...
... All you need is a good W to NW horizon: start looking from about 9.45 p.m. Some of you may be interested in the following announcement, via Dr Ian Elliott of Dunsink (still?) ...
... M and N indices were kindly obtained at the IRTF by Dr R.D.Joseph on the night of 12/13 September 1991, rela tive to ff Her for which the standard values (IRTF Hand book) of M= \Gamma3:45 and N= \Gamma3:92 have been adopted. ...
... Panels (1)(6) indicate the mass ratio qi of 1.1, 1.5, 2.0, 3.0, 4.0, 4.5, respectively. mass of hot subdwarfs are in a wide range from 0.33 to 1.22 M with a peak near 0.45M . ...