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British Astronomical Association Supporting amateur astronomers since 1890 |
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| BAA Section | Object Type | Object Subtype | Number of Spectra | Number of Observers | First Spectrum JD | Latest Spectrum JD | First Spectrum UT | Latest Spectrum UT |
|---|---|---|---|---|---|---|---|---|
| Comet | Comet | Comet | 73 | 10 | 2457029.335000 | 2460635.617917 | 6 Jan 2015 20:02:24.000000 | 21 Nov 2024 02:49:48.028800 |
| Deep Sky | Galaxy | Elliptical | 5 | 1 | 2458585.461100 | 2459692.439100 | 11 Apr 2019 23:03:59.040000 | 22 Apr 2022 22:32:18.240000 |
| Deep Sky | Galaxy | Galaxy of Unknown Type | 2 | 1 | 2458063.399400 | 2458114.251800 | 5 Nov 2017 21:35:08.160000 | 26 Dec 2017 18:02:35.520000 |
| Deep Sky | Galaxy | Interacting Galaxies | 3 | 1 | 2460277.577500 | 2460753.476000 | 29 Nov 2023 01:51:36.000000 | 18 Mar 2025 23:25:26.400000 |
| Deep Sky | Galaxy | Irregular | 1 | 1 | 2460316.573000 | 2460316.573000 | 7 Jan 2024 01:45:07.200000 | 7 Jan 2024 01:45:07.200000 |
| Deep Sky | Galaxy | Spiral | 15 | 6 | 2457397.535600 | 2460336.437400 | 10 Jan 2016 00:51:15.840000 | 26 Jan 2024 22:29:51.360000 |
| Deep Sky | Nebula | HII Region | 3 | 3 | 2457766.379700 | 2460093.438414 | 12 Jan 2017 21:06:46.080000 | 28 May 2023 22:31:18.969600 |
| Deep Sky | Nebula | Planetary | 17 | 8 | 2456733.434400 | 2460410.468200 | 16 Mar 2014 22:25:32.160000 | 9 Apr 2024 23:14:12.480000 |
| Deep Sky | Star | Carbon Star | 270 | 8 | 2457840.467300 | 2460957.646435 | 27 Mar 2017 23:12:54.720000 | 9 Oct 2025 03:30:51.984000 |
| Deep Sky | Star | Double or Multiple | 41 | 10 | 2457774.476505 | 2460361.367700 | 20 Jan 2017 23:26:10.032000 | 20 Feb 2024 20:49:29.280000 |
| Deep Sky | Star | Spectroscopic Binary | 378 | 13 | 2457730.721597 | 2460897.684236 | 8 Dec 2016 05:19:05.980800 | 10 Aug 2025 04:25:17.990400 |
| Mixed | Planet | Planet | 39 | 5 | 2456707.458800 | 2460897.983484 | 18 Feb 2014 23:00:40.320000 | 10 Aug 2025 11:36:13.017600 |
| Mixed | Planet | Satellite | 3 | 2 | 2456707.466400 | 2459867.402778 | 18 Feb 2014 23:11:36.960000 | 14 Oct 2022 21:40:00.019200 |
| None | Star | High Proper-Motion | 77 | 9 | 2458254.795100 | 2460897.993241 | 16 May 2018 07:04:56.640000 | 10 Aug 2025 11:50:16.022400 |
| None | Star | Horizontal Branch Star | 4 | 2 | 2459347.463100 | 2460753.771204 | 12 May 2021 23:06:51.840000 | 19 Mar 2025 06:30:32.025600 |
| None | Star | Non Variable | 346 | 15 | 2456469.436300 | 2460931.783900 | 25 Jun 2013 22:28:16.320000 | 13 Sep 2025 06:48:48.960000 |
| None | Star | Peculiar Star | 5 | 1 | 2459347.410800 | 2459714.406800 | 12 May 2021 21:51:33.120000 | 14 May 2022 21:45:47.520000 |
| None | Star | Star | 46 | 5 | 2458305.948600 | 2460807.963345 | 6 Jul 2018 10:45:59.040000 | 12 May 2025 11:07:13.008000 |
| None | Star | Subtype not in database | 3 | 2 | 2459923.276700 | 2460358.657200 | 9 Dec 2022 18:38:26.880000 | 18 Feb 2024 03:46:22.080000 |
| None | Star | White Dwarf | 11 | 1 | 2459411.485200 | 2460903.527100 | 15 Jul 2021 23:38:41.280000 | 16 Aug 2025 00:39:01.440000 |
| None | Star | Wolf-Rayet | 239 | 14 | 2457178.492700 | 2460914.850139 | 4 Jun 2015 23:49:29.280000 | 27 Aug 2025 08:24:12.009600 |
| Solar | Sun | Sun | 2 | 1 | 2459349.120800 | 2459351.345600 | 14 May 2021 14:53:57.120000 | 16 May 2021 20:17:39.840000 |
| Variable Star | Galaxy | AGN | 8 | 1 | 2458366.538200 | 2460277.342300 | 5 Sep 2018 00:55:00.480000 | 28 Nov 2023 20:12:54.720000 |
| Variable Star | Galaxy | BL Lac | 22 | 4 | 2457050.449000 | 2460574.830833 | 27 Jan 2015 22:46:33.600000 | 21 Sep 2024 07:56:23.971200 |
| Variable Star | Galaxy | Quasar | 26 | 6 | 2456725.527300 | 2460866.527585 | 9 Mar 2014 00:39:18.720000 | 10 Jul 2025 00:39:43.344000 |
| Variable Star | Galaxy | Seyfert Type 1 | 6 | 3 | 2457635.450600 | 2460864.411868 | 3 Sep 2016 22:48:51.840000 | 7 Jul 2025 21:53:05.395200 |
| Variable Star | Galaxy | Seyfert Type 2 | 4 | 3 | 2457397.399000 | 2459581.737600 | 9 Jan 2016 21:34:33.600000 | 2 Jan 2022 05:42:08.640000 |
| Variable Star | Star | alpha Cyg Variable | 13 | 8 | 2457709.323000 | 2460412.650914 | 16 Nov 2016 19:45:07.200000 | 12 Apr 2024 03:37:18.969600 |
| Variable Star | Star | alpha2 CVn Variable | 43 | 6 | 2457821.311900 | 2460704.610382 | 8 Mar 2017 19:29:08.160000 | 29 Jan 2025 02:38:57.004800 |
| Variable Star | Star | AM Her | 13 | 1 | 2459470.675200 | 2460248.630400 | 13 Sep 2021 04:12:17.280000 | 31 Oct 2023 03:07:46.560000 |
| Variable Star | Star | Be | 4,108 | 32 | 2456361.284722 | 2460976.690090 | 9 Mar 2013 18:49:59.980800 | 28 Oct 2025 04:33:43.776000 |
| Variable Star | Star | Be Candidate | 68 | 9 | 2456764.350700 | 2460713.451200 | 16 Apr 2014 20:25:00.480000 | 6 Feb 2025 22:49:43.680000 |
| Variable Star | Star | Blue Supergiant | 224 | 7 | 2459649.387245 | 2459972.399000 | 10 Mar 2022 21:17:37.968000 | 27 Jan 2023 21:34:33.600000 |
| Variable Star | Star | BY Dra Variable | 15 | 5 | 2457825.451100 | 2459841.785300 | 12 Mar 2017 22:49:35.040000 | 19 Sep 2022 06:50:49.920000 |
| Variable Star | Star | Cepheid Variable | 297 | 5 | 2458341.727400 | 2460394.462180 | 11 Aug 2018 05:27:27.360000 | 24 Mar 2024 23:05:32.352000 |
| Variable Star | Star | Delta Scuti Variable | 202 | 7 | 2456470.352600 | 2460914.351200 | 26 Jun 2013 20:27:44.640000 | 26 Aug 2025 20:25:43.680000 |
| Variable Star | Star | Dwarf Nova | 444 | 11 | 2457079.402400 | 2460913.925081 | 25 Feb 2015 21:39:27.360000 | 26 Aug 2025 10:12:06.998400 |
| Variable Star | Star | Eclipsing Binary | 1,151 | 27 | 2456361.288889 | 2460971.365500 | 9 Mar 2013 18:56:00.009600 | 22 Oct 2025 20:46:19.200000 |
| Variable Star | Star | Flare Star | 439 | 6 | 2458832.403800 | 2460914.782593 | 14 Dec 2019 21:41:28.320000 | 27 Aug 2025 06:46:56.035200 |
| Variable Star | Star | FU Ori Variable | 13 | 1 | 2458456.921800 | 2460743.759653 | 4 Dec 2018 10:07:23.520000 | 9 Mar 2025 06:13:54.019200 |
| Variable Star | Star | Herbig Ae/Be | 179 | 13 | 2457236.557300 | 2460738.712650 | 2 Aug 2015 01:22:30.720000 | 4 Mar 2025 05:06:12.960000 |
| Variable Star | Star | Irregular Variable | 9 | 5 | 2458526.752600 | 2460366.624000 | 12 Feb 2019 06:03:44.640000 | 26 Feb 2024 02:58:33.600000 |
| Variable Star | Star | LBV | 289 | 12 | 2456445.621900 | 2460915.840116 | 2 Jun 2013 02:55:32.160000 | 28 Aug 2025 08:09:46.022400 |
| Variable Star | Star | Long Period Variable | 101 | 11 | 2458063.367616 | 2460952.509502 | 5 Nov 2017 20:49:22.022400 | 4 Oct 2025 00:13:40.972800 |
| Variable Star | Star | Microlens | 4 | 1 | 2459523.313200 | 2459543.269200 | 4 Nov 2021 19:31:00.480000 | 24 Nov 2021 18:27:38.880000 |
| Variable Star | Star | Microquasar | 30 | 4 | 2456887.435200 | 2460525.869213 | 17 Aug 2014 22:26:41.280000 | 3 Aug 2024 08:51:40.003200 |
| Variable Star | Star | Mira Variable | 581 | 13 | 2456835.481200 | 2460850.767986 | 26 Jun 2014 23:32:55.680000 | 24 Jun 2025 06:25:53.990400 |
| Variable Star | Star | Nova | 1,025 | 16 | 2456528.477300 | 2460898.375514 | 23 Aug 2013 23:27:18.720000 | 10 Aug 2025 21:00:44.409600 |
| Variable Star | Star | Nova Candidate | 7 | 4 | 2457088.716400 | 2458931.385000 | 7 Mar 2015 05:11:36.960000 | 22 Mar 2020 21:14:24.000000 |
| Variable Star | Star | Nova-like | 1 | 1 | 2460048.752500 | 2460048.752500 | 14 Apr 2023 06:03:36.000000 | 14 Apr 2023 06:03:36.000000 |
| Variable Star | Star | Pulsating Variable | 13 | 4 | 2457955.449200 | 2460556.682234 | 20 Jul 2017 22:46:50.880000 | 3 Sep 2024 04:22:25.017600 |
| Variable Star | Star | R Coronae Borealis Variable | 2 | 1 | 2458368.612900 | 2459871.293100 | 7 Sep 2018 02:42:34.560000 | 18 Oct 2022 19:02:03.840000 |
| Variable Star | Star | Recurrent Nova | 65 | 3 | 2458730.398000 | 2460704.893576 | 3 Sep 2019 21:33:07.200000 | 29 Jan 2025 09:26:44.966400 |
| Variable Star | Star | RR Lyr Variable | 104 | 5 | 2458069.301900 | 2460080.498495 | 11 Nov 2017 19:14:44.160000 | 15 May 2023 23:57:49.968000 |
| Variable Star | Star | RS CVn Variable | 24 | 6 | 2457665.556500 | 2460807.679306 | 4 Oct 2016 01:21:21.600000 | 12 May 2025 04:18:12.038400 |
| Variable Star | Star | Semi-Regular Variable | 510 | 18 | 2456831.533800 | 2460898.007176 | 23 Jun 2014 00:48:40.320000 | 10 Aug 2025 12:10:20.006400 |
| Variable Star | Star | Supernova | 326 | 12 | 2456680.492500 | 2460944.427900 | 22 Jan 2014 23:49:12.000000 | 25 Sep 2025 22:16:10.560000 |
| Variable Star | Star | Symbiotic | 5,579 | 26 | 2456864.669700 | 2460971.277600 | 26 Jul 2014 04:04:22.080000 | 22 Oct 2025 18:39:44.640000 |
| Variable Star | Star | Symbiotic Candidate | 26 | 5 | 2458745.681000 | 2460871.803669 | 19 Sep 2019 04:20:38.400000 | 15 Jul 2025 07:17:17.001600 |
| Variable Star | Star | Transient of Unknown Type | 2 | 1 | 2458456.261600 | 2458913.512500 | 3 Dec 2018 18:16:42.240000 | 5 Mar 2020 00:18:00.000000 |
| Variable Star | Star | TTS | 86 | 7 | 2457021.463500 | 2460775.414400 | 29 Dec 2014 23:07:26.400000 | 9 Apr 2025 21:56:44.160000 |
| Variable Star | Star | UXOR | 35 | 3 | 2458281.843100 | 2460872.417696 | 12 Jun 2018 08:14:03.840000 | 15 Jul 2025 22:01:28.934400 |
| Variable Star | Star | Variable of Unknown Type | 101 | 11 | 2457257.322300 | 2460875.489302 | 22 Aug 2015 19:44:06.720000 | 18 Jul 2025 23:44:35.692800 |
| Variable Star | Star | X-ray Binary | 160 | 14 | 2457069.415400 | 2460947.415300 | 15 Feb 2015 21:58:10.560000 | 28 Sep 2025 21:58:01.920000 |
| Variable Star | Star | Young Stellar Object | 113 | 6 | 2457402.331100 | 2460677.708576 | 14 Jan 2016 19:56:47.040000 | 2 Jan 2025 05:00:20.966400 |