BHTOM Targets for 12 May, 2025
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wyrz...@gmail.com
May 12, 2025, 7:25:39 AMMay 12
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Hello,
Top 5 data uploaders!
Clear skies!
Your BHTOM Team
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Greetings from the BHTOM Automated Newsletter!
As of 2025-05-12 11:24:58.272516+00:00, these are the new targets added in the last week for observing (importance>=1), sorted by magnitude:
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| AT2025jyk | 335.216667 | -48.37325 | 14.9 | 93.0 | Unknown | Possible Supernova from TNS ~17th mag |
In addition, here are some older targets that are currently visible and requested for observations. These targets have an importance>=4, a sun separation>70, and last magnitude<18, sorted by magnitude.
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| TCrB | 239.875676 | 25.920170 | 8.9 | 135.0 | Nova | recurent nova predicted to explode 2024/2025 |
| SAXJ2103.5+4545 | 315.898792 | 45.751547 | 13.7 | 79.0 | XRB | Be X-ray binary |
| AM_Her | 274.055228 | 49.867989 | 13.8 | 101.0 | CV | Target for joint optical-radio observations |
| KS1947+300 | 297.397850 | 30.208827 | 13.9 | 98.0 | XRB | Be X-ray binary |
| GROJ2058+42 | 314.698071 | 41.776995 | 14.1 | 81.0 | XRB | Be X-ray binary |
| IGRJ21343+4738 | 323.584883 | 47.633391 | 14.4 | 74.0 | XRB | Be X-ray binary |
| Gaia21fji | 315.992250 | 50.244500 | 14.4 | 78.0 | YSO | 'Optical monitoring of Gaia- and ZTF-alerted candidate eruptive YSOs' |
| Mrk 841 | 226.004963 | 10.437732 | 14.5 | 151.0 | AGN | changinglook AGN |
| Gaia24dfv | 303.845375 | 36.512631 | 14.6 | 91.0 | Unknown | Potential microlensing event |
| NGC5683-Seyfert | 218.718578 | 48.661870 | 15.2 | 113.0 | AGN | active nucleus of a nearby galaxy for frequent monitoring |
| ZTF18abdciiz | 281.649375 | 0.922556 | 15.7 | 125.0 | Unknown | YSO candidate |
| SN2024afyu | 258.429383 | 7.625256 | 15.9 | 141.0 | SN | Interesting long-term Supernova |
| ZTF18aarippg | 217.566838 | 23.062372 | 16.0 | 137.0 | QSO | Tick-Tok possibly merging Super Massive Black Hole binary |
| Gaia18bwz | 174.611270 | 3.368310 | 16.0 | 122.0 | CV | Known dwarf nova QZ Vir in outburst |
| 2025eve | 138.673796 | 15.702344 | 16.9 | 85.0 | TDE | Classified as TDE |
| AT2021gqu | 190.002519 | 1.156860 | 17.1 | 137.0 | Unknown | Transient showing possible re-brightening. Possibly nuclear, matches AGN. Host redshift 0.08 |
| AR UMa | 168.935790 | 42.972890 | 17.2 | 98.0 | CV | CV currently in long outburst, observe densely |
| SDSSJ094533.99+100950.1 | 146.391622 | 10.163917 | 17.6 | 94.0 | QSO | Long term variable quasar for monitoring |
| AT2021aeuk | 243.249342 | 42.327847 | 17.6 | 118.0 | Unknown | Weird repeating flaring in a z 0.233663 quasar or galaxy |
| SN2025bof | 299.147242 | 50.239614 | 17.7 | 88.0 | SN | Possible SNIa in nearby galaxy |
| Gaia24cjg | 303.691375 | 69.701611 | 17.8 | 78.0 | YSO | Possibly new young eruptive star |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| Gaia24ccy | 243.402110 | -25.063310 | 13.4 | 165.0 | YSO | known YSO brightens by 2 mag |
| Gaia19dbf | 178.699417 | -64.491850 | 13.9 | 123.0 | Unknown | Possibly a YSO |
| IRAS 23226-3843 | 351.350833 | -38.446978 | 14.2 | 78.0 | AGN | changinglook AGN |
| TCP J18022164-3310319 | 270.590167 | -33.175528 | 14.4 | 140.0 | Unknown | Astro-COLIBRI target, possibile very bright YSO or CV |
| AT2025hfm | 270.905542 | -29.590722 | 14.9 | 140.0 | Microlensing Event | bright transient found by amateur T.Kojima from Japan - Microlensing event |
| AT2025hkm | 194.543632 | -10.157840 | 15.0 | 146.0 | Unknown | Nuclear transient in a possibly active galaxy |
| Gaia24cro | 274.070700 | -20.931500 | 15.1 | 138.0 | Unknown | candidate microlensing event |
| Gaia23bsf | 276.583080 | -14.036970 | 15.5 | 134.0 | Unknown | Star getting brighter very slowly |
| 2025fep | 260.034283 | -60.156694 | 15.5 | 132.0 | Unknown | Possible nuclear transient in nearby galaxy ESO 138- G 021 |
| Gaia24dgn | 264.019000 | -51.888140 | 15.8 | 136.0 | Unknown | microlensing candidate |
| Gaia24amo | 249.148921 | -53.749919 | 16.0 | 141.0 | Microlensing Event | candidate microlensing event, with the second peak |
| AT2025ggm | 348.240196 | -58.128444 | 16.2 | 91.0 | Unknown | transient found by ATLAS |
| V1725 Sco | 256.693920 | -35.468560 | 16.3 | 150.0 | Nova | Astro-COLIBRI target |
| PMNJ0730-6602 | 112.706495 | -66.038578 | 16.5 | 97.0 | AGN | IAUZ Target |
| AT2024aegq | 84.200821 | -57.355289 | 16.6 | 81.0 | TDE | featurless TDE, ePESSTO+ target |
| Gaia24cek | 268.863010 | -35.341330 | 16.6 | 141.0 | Unknown | bright long candidate microlensing event near bulge |
| Gaia23bzg | 195.332390 | -14.415280 | 16.7 | 148.0 | QSO | Brightening in known QSO |
| Gaia24csq | 286.710270 | -26.939590 | 17.0 | 126.0 | Unknown | potential slowly rising microlensing event |
| SN 2024ggi | 169.592047 | -32.837582 | 17.2 | 125.0 | SN | Astro-COLIBRI target, Supernova, still visible |
| Gaia23cnm | 285.322920 | -18.717130 | 17.4 | 127.0 | Unknown | slow and long rise, possible microlensing or YSO |
| SN 2025gjc | 234.742202 | -22.669828 | 17.7 | 173.0 | SN | Astro-COLIBRI target |
| Gaia25aao | 172.538810 | -13.748780 | 17.8 | 126.0 | SN | Confirmed SN Ia |
| Gaia24csl | 279.775890 | -21.742460 | 17.9 | 132.0 | Unknown | probable microlensing event near Bulge |
| TDE2025bri | 212.668492 | -10.799167 | 17.9 | 163.0 | TDE | TDE-He candidate |
Last week's total of images processed: 2928 (841 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| AZT-8_C4-16000 | Gaia18aes, OJ287, SN2024afyu |
| Adonis_G2-1600 | TabbysStar, Gaia24dfv, AM_Her, Gaia24ayd, Gaia24azi, TCrB, Gaia24azc, 8C0716_714 |
| BIALKOW_ANDOR-DW432 | GaiaDR3_1861872553378024832 |
| EEye_QHY268M | Gaia24csq, Gaia23cnm, Gaia24aup, Gaia24ctf, Gaia24csm, AT2024kwu, AT2025hfm |
| Flarestar-MPC171_G2-1600 | TCrB |
| GoChile-GoT1_ASI6200 | AT2025hkm, TDE2025bri, 2025fep, AT2025ggn, AT2024yqo, SN 2025gjc, SN2024afyu, TCP J18022164-3310319, 2025eve, AT2025jyk, SN 2025efc, TCrB, AT2025ggm, AT2025mb, AT2025hfm |
| OAUJ-CDK500_F42 | NGC5683-Seyfert, SN2024afyu, Gaia23cpd, Gaia24ayd, TCrB, Gaia24azc |
| PROMPT5_Apogee | ASASSN-24fw, Gaia25aao |
| ZAO_G2-1600 | TCrB, SN2024afyu |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Staszek Zola (OAUJ-CDK500_F42) | 1752 |
| Generic User for notebook (BIALKOW_ANDOR-DW432) | 490 |
| Charles Galdies (ZAO_G2-1600) | 274 |
| Mateusz Bronikowski (GoChile-GoT1_ASI6200) | 230 |
| Sjoerd Dufoer (EEye_QHY268M) | 70 |
| Franky Dubois (Adonis_G2-1600) | 51 |
| Staszek Zola (PROMPT5_Apogee) | 15 |
| Yauheni Stsefanenka (OAUJ-CDK500_F42) | 13 |
| Alicja Pucek (OAUJ-CDK500_F42) | 13 |
| Stephen M. Brincat (Flarestar-MPC171_G2-1600) | 10 |
| Andrii Simon (AZT-8_C4-16000) | 10 |
Top 5 data uploaders!
| name | count |
|---|---|
| Staszek Zola | 1767 |
| Generic User for notebook | 490 |
| Charles Galdies | 274 |
| Mateusz Bronikowski | 230 |
| Sjoerd Dufoer | 70 |
Clear skies!
Your BHTOM Team
bhtom.space
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