Supporting amateur astronomers since 1890
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British Astronomical Association Supporting amateur astronomers since 1890 |
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| X Per: X-ray Binary Star | |||
| Total Number of Spectra: | 227 | ||
| First Spectrum: | JD 2458383.501500 | \ | 22 Sep 2018 00:02:09.600000 UT |
| Latest Spectrum: | JD 2461346.513131 | \ | 2 Nov 2026 00:18:54.518400 UT |
| Observer Id | Observer Name | Number of Spectra | First Spectrum JD / UT | Latest Spectrum JD / UT |
|---|---|---|---|---|
| ASG | A Stiewing | 8 | 2458885.796600 6 Feb 2020 07:07:06.240000 | 2459267.690200 22 Feb 2021 04:33:53.280000 |
| RLE | R Leadbeater | 76 | 2458383.501500 22 Sep 2018 00:02:09.600000 | 2461346.513131 2 Nov 2026 00:18:54.518400 |
| OGD | O Garde | 2 | 2458391.452900 29 Sep 2018 22:52:10.560000 | 2458396.463200 4 Oct 2018 23:07:00.480000 |
| KGY | K Gurney | 10 | 2458392.577600 1 Oct 2018 01:51:44.640000 | 2458871.386900 22 Jan 2020 21:17:08.160000 |
| PBI | P Berardi | 2 | 2458411.438600 19 Oct 2018 22:31:35.040000 | 2458432.396200 9 Nov 2018 21:30:31.680000 |
| PSO | P Somogyi | 5 | 2458416.481300 24 Oct 2018 23:33:04.320000 | 2458860.498500 11 Jan 2020 23:57:50.400000 |
| HAL | H Allen | 13 | 2458411.435069 19 Oct 2018 22:26:29.961600 | 2461119.323461 19 Mar 2026 19:45:47.030400 |
| JGF | J Guarro Fló | 24 | 2458413.474100 21 Oct 2018 23:22:42.240000 | 2459619.432600 8 Feb 2022 22:22:56.640000 |
| SBL | S Charbonnel | 6 | 2458396.577800 5 Oct 2018 01:52:01.920000 | 2458410.567000 19 Oct 2018 01:36:28.800000 |
| TLR | T Lester | 1 | 2458731.841600 5 Sep 2019 08:11:54.240000 | 2458731.841600 5 Sep 2019 08:11:54.240000 |
| BRIE | R Brown | 1 | 2460693.745243 18 Jan 2025 05:53:08.995200 | 2460693.745243 18 Jan 2025 05:53:08.995200 |
| FJQ | J Foster | 45 | 2460940.979155 22 Sep 2025 11:29:58.992000 | 2461133.694335 3 Apr 2026 04:39:50.544000 |
| DDB | D Boyd | 12 | 2461003.332060 23 Nov 2025 19:58:09.984000 | 2461341.397436 27 Oct 2026 21:32:18.470400 |
| CDZ | D Cejudo | 5 | 2461003.683183 24 Nov 2025 04:23:47.011200 | 2461017.639236 8 Dec 2025 03:20:29.990400 |
| FAS | F Sims | 13 | 2461005.722662 26 Nov 2025 05:20:37.996800 | 2461132.631806 2 Apr 2026 03:09:48.038400 |
| TDW | D Trowbridge | 1 | 2461329.938426 16 Oct 2026 10:31:20.006400 | 2461329.938426 16 Oct 2026 10:31:20.006400 |
| WEY | E Wiley | 2 | 2461017.640382 8 Dec 2025 03:22:09.004800 | 2461112.611875 13 Mar 2026 02:41:06.000000 |
| TRO | T Rodda | 1 | 2458398.471000 6 Oct 2018 23:18:14.400000 | 2458398.471000 6 Oct 2018 23:18:14.400000 |