Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| CH Cyg: Symbiotic Star | |||
| Total Number of Spectra: | 240 | ||
| First Spectrum: | JD 2456864.669700 | \ | 26 Jul 2014 04:04:22.080000 UT |
| Latest Spectrum: | JD 2460976.728738 | \ | 28 Oct 2025 05:29:22.963200 UT |
| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 16 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 1 | 3 | 7 | 0 | 0 |
| 2024 | 10 | 0 | 0 | 0 | 0 | 2 | 5 | 3 | 0 | 0 | 0 | 0 | 0 |
| 2023 | 15 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 3 | 1 | 2 | 0 | 2 |
| 2022 | 11 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 2 | 2 | 2 | 1 | 0 |
| 2021 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 0 |
| 2020 | 24 | 1 | 0 | 0 | 2 | 3 | 3 | 7 | 4 | 2 | 1 | 1 | 0 |
| 2019 | 45 | 1 | 0 | 1 | 0 | 5 | 7 | 7 | 3 | 9 | 9 | 2 | 1 |
| 2018 | 46 | 0 | 0 | 0 | 1 | 4 | 5 | 10 | 4 | 5 | 2 | 9 | 6 |
| 2017 | 14 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 3 | 7 | 1 | 0 | 0 |
| 2016 | 10 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 4 | 0 | 2 |
| 2015 | 43 | 4 | 0 | 0 | 0 | 6 | 5 | 6 | 2 | 4 | 3 | 12 | 1 |
| 2014 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |