Supporting amateur astronomers since 1890
|
British Astronomical Association Supporting amateur astronomers since 1890 |
|
Home | Login |
| Help | Objects |
| alf Ori: Semi-Regular Variable Star | |||
| Total Number of Spectra: | 140 | ||
| First Spectrum: | JD 2457453.387720 | \ | 5 Mar 2016 21:18:19.008000 UT |
| Latest Spectrum: | JD 2460431.649954 | \ | 1 May 2024 03:35:56.025600 UT |
| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | 12 | 3 | 0 | 6 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2023 | 16 | 0 | 4 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 1 |
| 2022 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021 | 29 | 4 | 8 | 5 | 4 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 5 |
| 2020 | 65 | 24 | 19 | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 |
| 2019 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
| 2018 | 5 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2017 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
| 2016 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |