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BHTOM Targets for 17 February, 2025
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wyrz...@gmail.com
Feb 17, 2025, 8:10:01 AMFeb 17
to bhtomt...@googlegroups.com
Hello,
Top 5 data uploaders!
Clear skies!
Your BHTOM Team
bhtom.space
Greetings from the BHTOM Automated Newsletter!
As of 2025-02-17 13:09:40.267682+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 |
|---|
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 | 9.2 | 96.0 | Nova | recurent nova predicted to explode 2024/2025 |
| LS I +61 302 | 40.131935 | 61.229332 | 9.5 | 91.0 | Unknown | Be-star with unknown compact companion |
| 2S0114+65 | 19.511240 | 65.291619 | 9.6 | 85.0 | XRB | Supergiant X-ray binary |
| RXJ0146.9+6121 | 26.750885 | 61.356573 | 10.5 | 86.0 | XRB | Be X-ray binary |
| RXJ0441.0+4431 | 70.247207 | 44.530349 | 10.7 | 105.0 | XRB | Be X-ray binary |
| Gaia24dja | 96.869670 | 3.873100 | 11.3 | 126.0 | Unknown | Small rise in galactic plane source, possible microlensing or Be star |
| IGRJ06074+2205 | 91.860884 | 22.096600 | 11.7 | 123.0 | XRB | Be X-ray binary |
| 8C0716_714 | 110.472701 | 71.343434 | 13.7 | 116.0 | QSO | high cadence variability suspected |
| AM_Her | 274.055228 | 49.867989 | 13.7 | 79.0 | CV | Target for joint optical-radio observations |
| 4U0115+63 | 19.633210 | 63.742520 | 13.7 | 84.0 | XRB | Be X-ray binary |
| Mrk 841 | 226.004963 | 10.437732 | 14.3 | 106.0 | AGN | changinglook AGN |
| Gaia24bux | 347.418150 | 62.482960 | 14.9 | 76.0 | YSO | Brightening in Gaia and Wise source, possibly new young eruptive star |
| Gaia22efa | 67.656210 | 35.842100 | 14.9 | 103.0 | YSO | Brightening in candidate YSO. After initial accretion burst the brightness started to rise slowly. |
| AR UMa | 168.935790 | 42.972890 | 15.2 | 145.0 | CV | CV currently in long outburst, observe densely |
| Gaia18bwz | 174.611270 | 3.368310 | 15.7 | 155.0 | CV | Known dwarf nova QZ Vir in outburst |
| NGC5683-Seyfert | 218.718578 | 48.661870 | 15.7 | 113.0 | AGN | active nucleus of a nearby galaxy for frequent monitoring |
| Gaia24ala | 86.808830 | 0.152040 | 15.7 | 116.0 | YSO | Dimming in candidate YSO |
| SN 2024igg | 227.378793 | 54.505622 | 16.3 | 107.0 | SN | Astro-COLIBRI target |
| Gaia24cjg | 303.691375 | 69.701611 | 16.3 | 84.0 | YSO | Possibly new young eruptive star |
| ZTF18aarippg | 217.566838 | 23.062372 | 16.3 | 116.0 | QSO | Tick-Tok possibly merging Super Massive Black Hole binary |
| AT2024kwu | 102.933583 | 44.352167 | 16.5 | 128.0 | Microlensing Event | Candidate long microlensing event from Chinese KATS survey, KATS24H008. |
| ASASSN-24fw | 106.329000 | 6.205306 | 16.7 | 136.0 | Star | A MS star + IR excess that experienced a 2.5mag deep flux decrease (ATLAS/ASASSN). Needs BVRI (ZYJHK if available) monitoring for relative brightness in egress please |
| Gaia23dgt | 204.096070 | 25.538710 | 17.2 | 128.0 | QSO | Brightening in Gaia source coincident with Seyfert I galaxy |
| SDSSJ094533.99+100950.1 | 146.391622 | 10.163917 | 17.7 | 175.0 | QSO | Long term variable quasar for monitoring |
| AT2023zgo | 132.228746 | 31.783561 | 17.9 | 154.0 | AGN | Bowen Fluorescence Flare, ePESSTO+ target |
| SN2024iss | 194.775567 | 28.811831 | 17.9 | 136.0 | Unknown | SN II |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| T Ori | 83.960201 | -5.476368 | 11.0 | 111.0 | YSO | Herbig AeBe star, YSO |
| MXB0656-072 | 104.572033 | -7.209779 | 11.1 | 130.0 | XRB | Be X-ray binary |
| V1787 Ori | 84.538767 | -6.821276 | 12.8 | 112.0 | YSO | Herbig Ae/Be Star |
| Gaia24ccy | 243.402110 | -25.063310 | 12.9 | 82.0 | YSO | known YSO brightens by 2 mag |
| TT Ori | 83.819730 | -4.762387 | 13.3 | 112.0 | YSO | eruptive variable, Orion type |
| Gaia19dbf | 178.699417 | -64.491850 | 13.8 | 101.0 | Unknown | Possibly a YSO |
| V416Ori | 83.838583 | -5.703439 | 14.5 | 111.0 | YSO | variable YSO |
| Gaia24amo | 249.148921 | -53.749919 | 15.2 | 75.0 | Microlensing Event | candidate microlensing event, possibly going for second rise! |
| Gaia23dfq | 89.435410 | -13.676040 | 15.5 | 114.0 | YSO | Possibly new eruptive YSO |
| GRB 250204A | 108.230000 | -23.780000 | 15.5 | 125.0 | Unknown | Astro-COLIBRI target |
| Gaia24bzq | 240.752570 | -55.539170 | 15.6 | 80.0 | Unknown | candidate microlensing event |
| Gaia21bja | 241.058958 | -21.487719 | 15.8 | 85.0 | YSO | highly varying YSO |
| SN2024adxu | 220.272308 | -17.477025 | 15.9 | 105.0 | SN | Nearby Supernova Type II |
| HE0413_4031 | 63.810269 | -40.394754 | 16.0 | 85.0 | QSO | Long term variable quasar for monitoring |
| Gaia25aao | 172.538810 | -13.748780 | 16.1 | 146.0 | SN | Confirmed SN Ia |
| SN 2024ggi | 169.592047 | -32.837582 | 16.3 | 132.0 | SN | Astro-COLIBRI target, Supernova, still visible |
| AT2024eff | 87.924542 | -19.218400 | 16.6 | 111.0 | Unknown | possible nuclear transient, TDE candidate |
| AT2025ahn | 225.152167 | -29.430325 | 16.6 | 97.0 | Unknown | Potential transient found by ATLAS |
| AT2024ablg | 86.040737 | -51.411406 | 16.7 | 96.0 | Unknown | Bright candidate for TDE |
| PKS0454-234 | 74.263250 | -23.414450 | 16.7 | 97.0 | QSO | long time monitoring for ROTUZ team |
| CTS_C30.10 | 71.833281 | -45.627319 | 16.7 | 89.0 | QSO | Long term variable quasar for monitoring |
| Gaia23bzg | 195.332390 | -14.415280 | 16.8 | 128.0 | QSO | Brightening in known QSO |
| AT2024aegq | 84.200821 | -57.355289 | 17.0 | 92.0 | TDE | featurless TDE, ePESSTO+ target |
| HE0435-4312 | 69.299139 | -43.101189 | 17.0 | 88.0 | QSO | Long term variable quasar for monitoring |
| PMNJ0730-6602 | 112.706495 | -66.038578 | 17.0 | 97.0 | AGN | IAUZ Target |
| AT2023xbu | 58.991412 | -16.412656 | 17.1 | 85.0 | AGN | candidate repeating TDE, other name ZTF22abveoak, ePESSTO target |
| SN2024afav | 192.300204 | -18.103506 | 17.3 | 129.0 | SN | Very nearby SNSL-I, just after the peak |
| Gaia24cby | 246.928600 | -42.522380 | 17.4 | 77.0 | Unknown | red target gets brighter, candidate microlensing event near bulge |
| SN2013bw | 161.718208 | -1.390811 | 17.5 | 163.0 | SN | close to SN2024hw |
| S250205ee | 118.979058 | -54.532822 | 17.5 | 108.0 | Unknown | Astro-COLIBRI target |
| AT2024vip | 80.208787 | -20.542286 | 17.7 | 104.0 | Unknown | TDE |
| Gaia24dcm | 188.347600 | -63.472310 | 17.7 | 99.0 | Unknown | candidate microlensing event or YSO |
| Gaia23dgf | 120.642180 | -2.372900 | 17.8 | 147.0 | TDE | ~0.3 mag rise in Gaia source |
Last week's total of images processed: 1576 (1421 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| ASV1.4_Andor | Gaia24aup, Gaia23dau, Gaia23crp, Gaia24acn |
| GoChile-GoT1_ASI6200 | AT2025mb, HE0413_4031, Gaia24dcm, HE0435-4312, PMNJ0730-6602, AT2024eff, PKS0454-234, Gaia24aeh, Gaia24ala, Gaia25aao, SN 2024ggi, SN2024adxu, Gaia24dcc, SN2024afav, AT2025ahn, AT2024aegq, CTS_C30.10 |
| HAO68_G2-1600 | SN2024afpg, LS I +61 302, 8C0716_714, Gaia23dss, Gaia24aup, Gaia24dov, AT2024kwu, AT2025aox, TCrB |
| LCOGT-CTIO-1m_4K | Gaia24bzq, Gaia24bsi, SN2024adxu |
| LCOGT-HO-40cm_QHY600M | TCrB |
| LCOGT-MCD-1m_4K | AT2024kwu |
| LCOGT-MCD-40cm_QHY600M | TCrB |
| LCOGT-SAAO-1m_4K | Gaia23dpi, Gaia24dcm, Gaia24bsi, Gaia24asr, SN2024adxu, Gaia24dqo, Gaia24ata |
| LCOGT-SS-1m_4K | Gaia24bzq, Gaia24bsi, Gaia24asr |
| LCOGT-Teide-1m_4K | AT2024kwu |
| LCOGT-Teide-40cm_QHY600M | TCrB |
| OAUJ-CDK500_F42 | ASASSN-24fw, 4U0115+63, LS I +61 302, Gaia18bwz, AT2024kwu |
| PIWNICE90_C4-16000EC | 8C0716_714, Gaia24cjg, ZTF18aarippg, TCrB |
| PROMPT-MO-1_Apogee | ASASSN-24fw, Gaia25aao |
| ROAD_QHY600M | T Ori, ASASSN-21qj, ASASSN-24fw, AT2025ahn |
| TJO_MEIA3 | AT2023glm, Gaia23dgt, LS I +61 302, Gaia23dqt, AT2024as, Gaia23dgf, AT2023ysz, Gaia24bux, TCrB, AT2024kwu, AT2024yqo |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Franz-Josef Hambsch (ROAD_QHY600M) | 460 |
| Agnieszka Gurgul (PIWNICE90_C4-16000EC) | 371 |
| Josep Manel Carrasco (TJO_MEIA3) | 139 |
| Mateusz Bronikowski (GoChile-GoT1_ASI6200) | 120 |
| Jan Kåre Trandem Qvam (HAO68_G2-1600) | 89 |
| Uliana Pylypenko (LCOGT-Teide-40cm_QHY600M) | 48 |
| Milan Stojanović (ASV1.4_Andor) | 47 |
| Uliana Pylypenko (LCOGT-HO-40cm_QHY600M) | 39 |
| Yauheni Stsefanenka (OAUJ-CDK500_F42) | 33 |
| Alicja Pucek (OAUJ-CDK500_F42) | 33 |
| Uliana Pylypenko (LCOGT-MCD-40cm_QHY600M) | 30 |
| Uliana Pylypenko (LCOGT-SAAO-1m_4K) | 29 |
| Rachel Street (LCOGT-SS-1m_4K) | 24 |
| Staszek Zola (OAUJ-CDK500_F42) | 24 |
| Mojca Grudnik (GoChile-GoT1_ASI6200) | 21 |
| Rachel Street (LCOGT-MCD-1m_4K) | 18 |
| Uliana Pylypenko (LCOGT-CTIO-1m_4K) | 18 |
| Rachel Street (LCOGT-SAAO-1m_4K) | 12 |
| Rachel Street (LCOGT-CTIO-1m_4K) | 6 |
| Staszek Zola (PROMPT-MO-1_Apogee) | 6 |
| Uliana Pylypenko (LCOGT-SS-1m_4K) | 5 |
| Rachel Street (LCOGT-Teide-1m_4K) | 4 |
Top 5 data uploaders!
| name | count |
|---|---|
| Franz-Josef Hambsch | 460 |
| Agnieszka Gurgul | 371 |
| Uliana Pylypenko | 169 |
| Josep Manel Carrasco | 139 |
| Mateusz Bronikowski | 120 |
Clear skies!
Your BHTOM Team
bhtom.space
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