GAMMA-1 OBSERVATIONS OF THE GAMMA-RAY PULSAR PSR 0833-45 - PHASE DEPENDENCE OF THE LUMINOSITY

被引:0
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作者
AKIMOV, VV
AFANASEV, VG
BELOUSOV, AS
BLOKHINTSEV, ID
VOLZHENSKAYA, VA
KALINKIN, LF
LEIKOV, NG
NESTEROV, VE
GALPER, AM
ZEMSKOV, VM
KIRILLOVUGRYUMOV, VG
LUCHKOV, BI
OZEROV, YV
RUDKO, VA
RUNTSO, MF
KURNOSOVA, LV
RUSAKOVICH, MA
TOPCHIEV, NP
FRADKIN, MI
TUGAENKO, VY
CHUIKIN, EI
GROS, M
GRENIER, I
BAROUCH, E
WALLYN, P
BAZERBACHI, AR
LAVIGNE, JM
OLIVE, JF
JUSCNIEWICZ, J
机构
[1] MOSCOW ENGN PHYS INST,MOSCOW,USSR
[2] RUSSIAN ACAD SCI,INST PHYS,MOSCOW,USSR
[3] ENERGIYA SCI IND UNION,KALININGRAD,USSR
[4] RUSSIAN ACAD SCI,INST PHYSICOTECH,ST PETERSBURG,USSR
[5] CENS,SACLAY,FRANCE
[6] CTR ETUD SPATIALES RAYONNEMENTS,TOULOUSE,FRANCE
[7] POLISH ACAD SCI,SPACE RES CTR,WARSAW,POLAND
来源
SOVIET ASTRONOMY LETTERS | 1992年 / 18卷 / 02期
关键词
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In the summer of 1990 and spring of 1991, the gamma-ray telescope Gamma 1 observed the Vela pulsar in hard gamma rays. Making use of up-to-date radio measurements, we have constructed light curves for the pulsar and conducted a preliminary timing analysis for gamma ray energies above 100 MeV. We discuss, in particular, the position of the most prominent features on the light curve in relation to the radio peak; we also discuss the possibility that the intensity of the pulsed emission is variable, based on two sets of observations taken six months apart. Finally, we compare our results with those obtained by the COS B group.
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页码:126 / 128
页数:3
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