Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| Z And: Symbiotic Star | |||
| Total Number of Spectra: | 211 | ||
| First Spectrum: | JD 2456968.414600 | \ | 6 Nov 2014 21:57:01.440000 UT |
| Latest Spectrum: | JD 2461028.723848 | \ | 19 Dec 2025 05:22:20.467200 UT |
| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 6 | 0 | 1 |
| 2024 | 12 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 3 |
| 2023 | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 2 | 4 |
| 2022 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 2 | 0 | 3 | 2 |
| 2021 | 29 | 3 | 3 | 0 | 0 | 0 | 1 | 1 | 2 | 7 | 3 | 4 | 5 |
| 2020 | 46 | 4 | 5 | 0 | 0 | 0 | 0 | 5 | 0 | 9 | 12 | 6 | 5 |
| 2019 | 34 | 4 | 1 | 0 | 0 | 0 | 0 | 1 | 11 | 5 | 6 | 3 | 3 |
| 2018 | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 9 | 5 | 3 |
| 2017 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
| 2016 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
| 2015 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 2014 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |