BHTOM Targets for 05 May, 2025
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wyrz...@gmail.com
May 5, 2025, 4:56:24 AM5/5/25
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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 2025-05-05 08:55:57.922364+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 |
|---|---|---|---|---|---|---|
| AT2025hkm | 194.543632 | -10.15784 | 15.9 | 152.0 | Unknown | Nuclear transient in a possibly active galaxy |
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 | 9.7 | 134.0 | Nova | recurent nova predicted to explode 2024/2025 |
| AM_Her | 274.055228 | 49.867989 | 12.3 | 100.0 | CV | Target for joint optical-radio observations |
| KS1947+300 | 297.397850 | 30.208827 | 13.8 | 94.0 | XRB | Be X-ray binary |
| SAXJ2103.5+4545 | 315.898792 | 45.751547 | 13.9 | 76.0 | XRB | Be X-ray binary |
| Mrk 841 | 226.004963 | 10.437732 | 14.4 | 153.0 | AGN | changinglook AGN |
| Gaia21fji | 315.992250 | 50.244500 | 14.6 | 75.0 | YSO | 'Optical monitoring of Gaia- and ZTF-alerted candidate eruptive YSOs' |
| Gaia24dfv | 303.845375 | 36.512631 | 14.6 | 87.0 | Unknown | Potential microlensing event |
| ZTF18abdciiz | 281.649375 | 0.922556 | 14.9 | 119.0 | Unknown | YSO candidate |
| GROJ2058+42 | 314.698071 | 41.776995 | 14.9 | 77.0 | XRB | Be X-ray binary |
| ZTF18aarippg | 217.566838 | 23.062372 | 15.3 | 140.0 | QSO | Tick-Tok possibly merging Super Massive Black Hole binary |
| SN2024afyu | 258.429383 | 7.625256 | 15.6 | 137.0 | SN | Possible long-term SN II at its peak |
| Gaia18bwz | 174.611270 | 3.368310 | 15.9 | 129.0 | CV | Known dwarf nova QZ Vir in outburst |
| NGC5683-Seyfert | 218.718578 | 48.661870 | 16.3 | 115.0 | AGN | active nucleus of a nearby galaxy for frequent monitoring |
| AT2024yqo | 122.802017 | 20.380400 | 16.8 | 76.0 | Unknown | TDE, brightening again? |
| AT2021gqu | 190.002519 | 1.156860 | 17.1 | 144.0 | Unknown | Transient showing possible re-brightening. Possibly nuclear, matches AGN. Host redshift 0.08 |
| 2025eve | 138.673796 | 15.702344 | 17.1 | 92.0 | TDE | Classified as TDE |
| AR UMa | 168.935790 | 42.972890 | 17.2 | 103.0 | CV | CV currently in long outburst, observe densely |
| SDSSJ094533.99+100950.1 | 146.391622 | 10.163917 | 17.7 | 101.0 | QSO | Long term variable quasar for monitoring |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| TCP J18022164-3310319 | 270.590167 | -33.175528 | 13.6 | 133.0 | Unknown | Astro-COLIBRI target, possibile very bright YSO or CV |
| Gaia24ccy | 243.402110 | -25.063310 | 14.0 | 158.0 | YSO | known YSO brightens by 2 mag |
| IRAS 23226-3843 | 351.350833 | -38.446978 | 14.8 | 72.0 | AGN | changinglook AGN |
| Gaia19dbf | 178.699417 | -64.491850 | 14.9 | 124.0 | Unknown | Possibly a YSO |
| Gaia24cro | 274.070700 | -20.931500 | 15.1 | 131.0 | Unknown | candidate microlensing event |
| SN 2025efc | 143.681425 | -21.931062 | 15.3 | 106.0 | SN | Astro-COLIBRI target, bright supernova |
| AT2025ggn | 75.904408 | -69.402450 | 15.5 | 89.0 | Unknown | Transient found by ASASSN in LMC |
| AT2025hfm | 270.905542 | -29.590722 | 15.8 | 133.0 | Microlensing Event | bright transient found by amateur T.Kojima from Japan - Microlensing event |
| Gaia24csm | 275.550660 | -19.679440 | 16.0 | 129.0 | Unknown | gal.plane source candidate microlensing event rises by 2.3 mag |
| Gaia23bsf | 276.583080 | -14.036970 | 16.0 | 128.0 | Unknown | Star getting brighter very slowly |
| AT2025ggm | 348.240196 | -58.128444 | 16.0 | 86.0 | Unknown | transient found by ATLAS |
| AT2024aegq | 84.200821 | -57.355289 | 16.2 | 81.0 | TDE | featurless TDE, ePESSTO+ target |
| SN2024adxu | 220.272308 | -17.477025 | 16.4 | 178.0 | SN | Nearby Supernova Type II |
| Gaia24dgn | 264.019000 | -51.888140 | 16.5 | 131.0 | Unknown | microlensing candidate |
| AT2024ablg | 86.040737 | -51.411406 | 16.6 | 78.0 | Unknown | Bright candidate for TDE |
| Gaia24amo | 249.148921 | -53.749919 | 16.8 | 137.0 | Microlensing Event | candidate microlensing event, possibly going for second rise! |
| Gaia23bzg | 195.332390 | -14.415280 | 16.8 | 154.0 | QSO | Brightening in known QSO |
| V1725 Sco | 256.693920 | -35.468560 | 16.8 | 144.0 | Nova | Astro-COLIBRI target |
| Gaia24csq | 286.710270 | -26.939590 | 16.9 | 120.0 | Unknown | potential slowly rising microlensing event |
| PMNJ0730-6602 | 112.706495 | -66.038578 | 17.1 | 97.0 | AGN | IAUZ Target |
| SN 2024ggi | 169.592047 | -32.837582 | 17.2 | 130.0 | SN | Astro-COLIBRI target, Supernova, still visible |
| 2025fep | 260.034283 | -60.156694 | 17.6 | 128.0 | Unknown | Possible nuclear transient in nearby galaxy ESO 138- G 021 |
| Gaia24cek | 268.863010 | -35.341330 | 17.6 | 134.0 | Unknown | bright long candidate microlensing event near bulge |
| Gaia24cby | 246.928600 | -42.522380 | 17.9 | 146.0 | Unknown | red target gets brighter, candidate microlensing event near bulge |
| Gaia24csl | 279.775890 | -21.742460 | 17.9 | 126.0 | Unknown | probable microlensing event near Bulge |
Last week's total of images processed: 1999 (1869 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| Adonis_G2-1600 | Gaia24ayd, Gaia24azi, Gaia24azc, TCrB, AM_Her, 8C0716_714, Gaia24dfv, RZ_LMi, TabbysStar |
| BIALKOW_ANDOR-DW432 | GaiaDR3_1861872553378024832 |
| EEye_QHY268M | Gaia23cnm, Gaia24aup, Gaia24ctf, Gaia24csq, AT2025hfm, AT2024kwu, Gaia24csm |
| Flarestar-MPC171_G2-1600 | TCrB |
| GoChile-GoT1_ASI6200 | SN2024afyu, AT2025ggm, TCP J18022164-3310319, TCrB, AT2025hfm, 2025eve, Gaia25aao, 2025fep, SN 2025efc |
| LCOGT-CTIO-1m_4K | Test_target |
| LCOGT-HO-2m_Spectral | Gaia21fkl, Gaia18dif |
| OAUJ-CDK500_F42 | SN2025bof, Gaia18bwz, SN2024afyu, ASASSN-24fw, 2025eve, 8C0716_714, AT2024kwu |
| PROMPT5_Apogee | ASASSN-24fw |
| ROAD_QHY600M | TT Ori, TX Ori, UX Ori |
| RRRT_SBIG-STX16803 | ASASSN-24fw |
| SOAB_ZWO-ASI2600MM | SN2025bof, Gaia18bwz, SN2024afyu, Mrk 841, SDSS_J154329.47+335908.6, SAXJ2103.5+4545, GROJ2058+42, ZTF18aarippg, 2025eve, TCrB, Gaia21fji, AM_Her, 8C0716_714, AT2024kwu, Gaia22cav |
| TJO_MEIA3 | Gaia24ayd, Gaia18bwz, SN2024afyu, Gaia23dgt, Gaia24aup, Gaia23dgf, ZTF18aarippg, TCrB, Gaia24bux, AT2025fma, Gaia23cpd, AT2024kwu, AT2024as |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Franz-Josef Hambsch (ROAD_QHY600M) | 1144 |
| Sebastian Kurowski (SOAB_ZWO-ASI2600MM) | 279 |
| Josep Manel Carrasco (TJO_MEIA3) | 209 |
| Stephen M. Brincat (Flarestar-MPC171_G2-1600) | 64 |
| Mateusz Bronikowski (GoChile-GoT1_ASI6200) | 54 |
| Alicja Pucek (OAUJ-CDK500_F42) | 53 |
| Franky Dubois (Adonis_G2-1600) | 53 |
| Sjoerd Dufoer (EEye_QHY268M) | 53 |
| Yauheni Stsefanenka (OAUJ-CDK500_F42) | 53 |
| Staszek Zola (PROMPT5_Apogee) | 12 |
| Staszek Zola (OAUJ-CDK500_F42) | 12 |
| Staszek Zola (RRRT_SBIG-STX16803) | 6 |
| Artur Krawczyk (LCOGT-HO-2m_Spectral) | 2 |
| Lukasz Wyrzykowski (BIALKOW_ANDOR-DW432) | 1 |
| Artur Krawczyk (LCOGT-CTIO-1m_4K) | 1 |
Top 5 data uploaders!
| name | count |
|---|---|
| Franz-Josef Hambsch | 1144 |
| Sebastian Kurowski | 279 |
| Josep Manel Carrasco | 209 |
| Stephen M. Brincat | 64 |
| Mateusz Bronikowski | 54 |
Clear skies!
Your BHTOM Team
bhtom.space
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