| 单词 | photometric binary |
| 释义 | > as lemmasphotometric binary photometric binary n. Astronomy a celestial object that is inferred to be a binary from photometric measurements of its brightness. ΚΠ 1944 Science 3 Nov. 393/2 If it happened that a spectroscopic binary is at the same time a photometric binary, we can do some additional computations. 2000 Astron. & Astrophysics 361 937 The three hot stars in 47 Tuc all have 10,000 K < Teff < 15,000 K and include one photometric binary, which suggests that they might have a different physical origin than the dominant red HB population. < as lemmas |
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