Instinctive 发表于 2025-3-28 17:58:29
J,ue of *mag- nitude at the effective wavelength, λeff, appropriate to a particular optical or infrared filter (see table). For example, an R magnitude of 3.2 corresponds to a flux density at 0.7 μ of.i.e. 145 Jy. (The table gives the flux level for 0.0 magnitude.)种属关系 发表于 2025-3-28 19:25:57
M,line. According to Mach, inertia can be considered to arise from some (unspecified) interaction between the body and the background presence of distant stars and galaxies; a body in total isolation would not therefore possess inertia.小溪 发表于 2025-3-28 23:25:46
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Macmillan Dictionary of Astronomy978-1-349-17803-2Series ISSN 2947-3047 Series E-ISSN 2947-3055harbinger 发表于 2025-3-29 11:57:45
2947-3047 Overview: 978-1-349-17803-2Series ISSN 2947-3047 Series E-ISSN 2947-3055Aesthete 发表于 2025-3-29 15:43:07
A,. . Anglo-Australian telescope.micturition 发表于 2025-3-29 21:13:13
B,. . Crab pulsar. . Crab nebula.persistence 发表于 2025-3-30 01:49:15
C,. A small inconspicuous constellation in the southern hemisphere near Orion, the brightest stars being of 4th magnitude. Ab- brev.: Cae; genitive form: Caeli; approx. position: RA 4.5h, dec -40°; area: 125 sq deg.Hemoptysis 发表于 2025-3-30 07:29:42
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