... hydrostatic stellar core forms and the mass accretion rate reaches its maximum value of 2.8 в 10-5 M yr-1 (or 17.4 c3 /G ... 0.9 M , 0.55 M , 0.23 M , and 0.17M (Ophiuchus) are shown by the solid, dashed, dotted, and dotted-dashed lines, respectively ...
... address: Yale University) M.S. in Physics, June 1992, Rostov State University, Russia Title: Acceleration of ions at interplanetary bow shocks Work conducted at: Rostov State University Scientific Advisor: Dr A. M. Krimski Employment CITA National Fellow ...
... on Problems of Geocosmos (St.-Petersburg, Russia, June 17-23, 1996), p. 28 ... on propagation of radiowaves (St.-Petersburg, September 17-19, 1996), v.1, p.218 ... on propagation of radiowaves (St.-Petersburg, September 17-19, 1996), v.1, p.238 ...
... of ?40 pc with correctly determined ages (i.e. we use the stars that have already slightly evolved from the ZAMS , beginning with M V 0.3 m ) was divided in age into 8 ranges 1 Gyr each (but for the oldest range, which had to be increased to 4 Gyr because ...
... 6.3 в 10 10 MM h - 1 /3 h- 1 /3 M kpc -3 , (3) rh = 0.89 в 10- 5 MM h 1 /2 h 1 /2 ... L35 Mac Low, M.-M., & Ferrara, A. 1999, ApJ, 513, 142 Mac Low, M.-M., & McCray, R ...
... с корректно определенными изохронными возрастами (т.е. использовались только звезды уже слегка проэволюционировавшие от ГПНВ начиная с M V 0.3 m ) была разделена по возрасту на 8 диапазонов, равных 1 млрд. лет (кроме самого старого диапазона, который из ...
... 1989 (M/L V )=3 , где масса M и светимость L V в солнечных единицах. ... На диаграмме t-lg(M/M ) масса скоплений демонстрирует уверенный рост с возрастом. ... B., Geffert M., Colin J., Ducourant C., Odenkirchen M. & Tucholke M.-J.//Astron ...
... 1996) assuming M/L V =3 Chernoff et.al. 1989 , where the mass M and luminosity L V ... In the t - log M/M ) diagram, the cluster masses clearly grow with age, with a ... B., Geffert M., Colin J., Ducourant C., Odenkirchen M. & Tucholke M.-J.//Astron ...
... use the photometric distance scale of Laydan (1994) (assuming M V (RR)=0.15[Fe/H]+1 ... the solar neighborhod brigher than 12.5 m from Chiba & Yoshii (1998) , with proper ...