Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| bet LYR: Eclipsing Binary Star | |||
| Total Number of Spectra: | 42 | ||
| First Spectrum: | JD 2456460.413200 | \ | 16 Jun 2013 21:55:00.480000 UT |
| Latest Spectrum: | JD 2460136.461539 | \ | 10 Jul 2023 23:04:36.969600 UT |
| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
| 2021 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2020 | 6 | 0 | 0 | 0 | 1 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| 2019 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2018 | 14 | 0 | 0 | 0 | 0 | 1 | 8 | 3 | 1 | 0 | 1 | 0 | 0 |
| 2017 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2016 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| 2014 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 2013 | 14 | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 3 | 1 | 0 | 0 | 0 |