搜索结果: 1-2 共查到“天文学 February”相关记录2条 . 查询时间(0.055 秒)
Bright X-ray flares from the BL Lac object Mrk 421, detected with MAXI in 2010 January and February
High Energy Astrophysical Phenomena (astro-ph.HE) Cosmology and Extragalactic Astrophysics (astro-ph.CO)
2010/12/24
Strong X-ray flares from the blazar Mrk 421 were detected in 2010 January and February through the 7 month monitoring with the MAXI GSC. The maximum 2 -- 10 keV flux in the January and February flares...
PHOTOGRAPHIC POSITIONS OF NINE MINOR PLANETS OBTAINED AT ESO-LA SILLA IN FEBRUARY 1986
MINOR PLANETS ESO-LA SILLA
2009/4/21
PHOTOGRAPHIC POSITIONS OF NINE MINOR PLANETS OBTAINED AT ESO-LA SILLA IN FEBRUARY 1986。