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British Astronomical Association Supporting amateur astronomers since 1890 |
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HD21641: Be Star | |||
Total Number of Spectra: | 5 | ||
First Spectrum: | JD 2458540.316192 | \ | 25 Feb 2019 19:35:18.988800 UT |
Latest Spectrum: | JD 2459844.443623 | \ | 21 Sep 2022 22:38:49.027200 UT |