Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| alf Her B: Spectroscopic Binary Star | |||
| Total Number of Spectra: | 1 | ||
| First Spectrum: | JD 2458997.953400 | \ | 28 May 2020 10:52:53.760000 UT |
| Latest Spectrum: | JD 2458997.953400 | \ | 28 May 2020 10:52:53.760000 UT |