BHTOM Targets for 02 February, 2026
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wyrz...@gmail.com
Feb 2, 2026, 5:40:54 AMFeb 2
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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 2026-02-02 10:39:36.601588+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 |
|---|---|---|---|---|---|---|
| SN2026afe | 99.860204 | -21.822386 | 15.7 | 128.0 | SN | Type SN Ia-pec |
| AT2020xys | 97.486896 | -26.975533 | 15.8 | 123.0 | Unknown | Bowen Fluorescence Flare |
| AT2026bti | 210.693421 | 24.826742 | 17.3 | 110.0 | Unknown | optical transient |
| SN2026bdl | 147.436787 | -39.020603 | 17.4 | 123.0 | SN | Type II SN |
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 |
|---|---|---|---|---|---|---|
| RXJ0441.0+4431 | 70.247207 | 44.530349 | 9.6 | 119.0 | XRB | Be X-ray binary |
| RUWE 18 star | 343.351718 | 62.409207 | 9.7 | 82.0 | Unknown | RUWE 18 star origin unknown |
| 1H1936+541 (BD+53 2262) | 293.217949 | 53.879297 | 10.4 | 73.0 | XRB | optical counterpart of the Be X-Ray Binary |
| 4U2206+54 | 331.984320 | 54.518447 | 10.9 | 73.0 | XRB | Be X-ray binary |
| TYC 168-784-1 | 110.567500 | 3.031908 | 11.0 | 152.0 | EB | S1 CMi from Squadra group, 2+2 candidate |
| TCrB | 239.875676 | 25.920170 | 11.0 | 85.0 | Nova | recurent nova predicted to explode 2024/2025 |
| LS I +61 302 | 40.131935 | 61.229332 | 11.1 | 102.0 | Unknown | Be-star with unknown compact companion |
| 2S0114+65 | 19.511240 | 65.291619 | 11.1 | 95.0 | XRB | Supergiant X-ray binary |
| GAIA DR3 2207162600835525760 | 343.140631 | 62.313246 | 11.3 | 82.0 | YSO | High scientific interest embedded field. Extreme RUWE 33 Optically unresolved Please dont saturate |
| TYC4282-930-1 | 343.409336 | 62.615911 | 11.3 | 83.0 | YSO | LS III +62 22 -- Young Stellar Object |
| HD216629 | 343.315017 | 62.145834 | 11.5 | 82.0 | YSO | Herbig Ae need first analysisch for survey |
| RXJ0146.9+6121 | 26.750885 | 61.356573 | 11.5 | 96.0 | XRB | Be X-ray binary |
| Gaia DR3 2207274751021560576 | 343.276248 | 62.609052 | 11.6 | 82.0 | YSO | High scientific interest in an embedded field. Extreme RUWE 33. Please dont saturate the star |
| IGRJ06074+2205 | 91.860884 | 22.096600 | 12.1 | 139.0 | XRB | Be X-ray binary |
| TOI-1259Ab | 282.100291 | 79.256044 | 12.2 | 98.0 | Planetary Transit | planetary transit from ExoClock, observe during next transit |
| Gaia DR3 2207192012773811328 | 343.375044 | 62.154596 | 12.4 | 82.0 | Unknown | E3 is an extreme RUWE source Gaia s astrometric solution collapses completely RUWE 20 |
| AM_Her | 274.055228 | 49.867989 | 12.9 | 76.0 | CV | Target for joint optical-radio observations |
| Gaia22efa | 67.656210 | 35.842100 | 13.3 | 118.0 | YSO | Brightening in candidate YSO. After initial accretion burst the brightness started to rise slowly. |
| 8C0716_714 | 110.472701 | 71.343434 | 13.4 | 124.0 | QSO | checking of ~1.7-days periodic variability and quasi-periodic variability of ~24 days |
| E1 RUWE 33 | 343.466542 | 62.038909 | 13.6 | 82.0 | YSO | High scientific interest embedded field Extreme RUWE 33 Optically unresolved |
| Gaia24ala | 86.808830 | 0.152040 | 14.2 | 129.0 | YSO | Dimming in candidate YSO |
| Mrk 841 | 226.004963 | 10.437732 | 14.4 | 92.0 | AGN | changinglook AGN |
| TOI-3714 | 69.552231 | 39.458308 | 14.5 | 119.0 | Planetary Transit | planetary transit from ExoClock, observe only during the transit |
| 4U0115+63 | 19.633210 | 63.742520 | 14.5 | 94.0 | XRB | Be X-ray binary |
| AT2025abao | 9.702583 | 40.768972 | 15.3 | 77.0 | Unknown | candidate Luminous Red Nova near M31 |
| NGC5683-Seyfert | 218.718578 | 48.661870 | 15.5 | 107.0 | AGN | active nucleus of a nearby galaxy for frequent monitoring |
| Gaia18bwz | 174.611270 | 3.368310 | 15.8 | 139.0 | CV | Known dwarf nova QZ Vir in outburst |
| ZTF18aarippg | 217.566838 | 23.062372 | 16.1 | 104.0 | QSO | Tick-Tok possibly merging Super Massive Black Hole binary |
| 3C 138 | 80.291192 | 16.639459 | 16.2 | 127.0 | QSO | Compact Steep Spectrum (CSS) type source currently flaring in Gamma-rays and optical |
| SN2025ahsa | 218.750883 | 0.986231 | 16.2 | 97.0 | Unknown | Supernova SN Ia |
| TIC 356894752 | 273.255711 | 57.984205 | 16.3 | 83.0 | Unknown | Possible Eclipsing Binary |
| TDE2025aeze | 11.493892 | 34.099292 | 16.7 | 74.0 | TDE | TDE candidate |
| Q0957+561_A | 150.336216 | 55.898776 | 17.1 | 139.0 | QSO | firstly confirmed lensed quasar (double image), image A (top) |
| Gaia24dfc | 52.509900 | 61.429790 | 17.4 | 108.0 | Unknown | Brightening in candidate YSO |
| 1ES 0502+675 | 76.984013 | 67.623396 | 17.4 | 117.0 | BL Lac | Blazar interesting in the context of search for intergalactic magnetic field |
| SN 2025aico | 172.318154 | 20.585703 | 17.4 | 145.0 | SN | Young SN classified as a II or IIb |
| AT2026adv | 217.765425 | 36.027864 | 17.5 | 106.0 | SN | SN Type 1a |
| Gaia16aoz | 162.115140 | 71.726660 | 17.6 | 123.0 | QSO | QSO with a long-term and short-term variability |
| SDSSJ094533.99+100950.1 | 146.391622 | 10.163917 | 17.6 | 167.0 | QSO | Long term variable quasar for monitoring |
| SN 2025aedz | 87.694304 | 58.914769 | 17.8 | 126.0 | SN | Type II SN |
| Gaia2204674337304419072 | 334.773114 | 61.604365 | 17.9 | 80.0 | Unknown | Possibly eruptive YSO which is approaching to the quiescence |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| T Ori | 83.960201 | -5.476368 | 10.8 | 124.0 | YSO | Herbig AeBe star, YSO |
| MXB0656-072 | 104.572033 | -7.209779 | 11.2 | 141.0 | XRB | Be X-ray binary |
| HD 98800 | 170.521620 | -24.777768 | 11.3 | 126.0 | YSO | Pre-main sequence quadruple system (AaAb + BaBb) with circumbinary (BaBb) disk to eclipse AaAb |
| TT Ori | 83.819730 | -4.762387 | 12.6 | 125.0 | YSO | eruptive variable, Orion type |
| V1787 Ori | 84.538767 | -6.821276 | 12.8 | 124.0 | YSO | Herbig Ae.Be Star |
| ngc 3783 | 174.757132 | -37.738611 | 13.4 | 114.0 | AGN | Nearby Seyfert 1 galaxy, active galactic nucleus, interesting for X-ray, high cadence data neeeded, potentially flaring |
| Mkn590 | 33.639835 | -0.766717 | 13.8 | 78.0 | QSO | Flaring quasar |
| AT 2025nlr | 227.013640 | -40.141550 | 14.1 | 78.0 | Nova | Astro-COLIBRI target |
| TDE2025aarm | 68.051646 | -5.377697 | 14.6 | 110.0 | TDE | Nearby TDE from TNS |
| mrk1018 | 31.566619 | -0.291455 | 14.6 | 77.0 | AGN | changinglook AGN |
| AT2026ayt | 141.847458 | -32.008578 | 14.6 | 131.0 | Unknown | Optical transient |
| PKS0454-234 | 74.263250 | -23.414450 | 14.9 | 108.0 | QSO | long time monitoring for ROTUZ team |
| Gaia19dbf | 178.699417 | -64.491850 | 15.2 | 92.0 | Unknown | Possibly a YSO |
| ASASSN-26af | 82.501958 | -66.724833 | 15.4 | 88.0 | Unknown | Undergoing Deep Dimming Events |
| AT2025xvc | 85.526933 | -67.018517 | 15.7 | 88.0 | Unknown | possibile bright nova or CV in LMC from GOTO,TNS |
| HE0413_4031 | 63.810269 | -40.394754 | 15.8 | 92.0 | QSO | Long term variable quasar for monitoring |
| PMNJ0730-6602 | 112.706495 | -66.038578 | 16.3 | 95.0 | AGN | IAUZ Target |
| Gaia23bzg | 195.332390 | -14.415280 | 16.8 | 113.0 | QSO | Brightening in known QSO |
| HE0435-4312 | 69.299139 | -43.101189 | 16.8 | 95.0 | QSO | Long term variable quasar for monitoring |
| SN 2026Y | 220.399960 | -34.506497 | 16.9 | 85.0 | SN | Young nearby Type Ib supernova |
Last week's total of images processed: 11866 (11319 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| ASV60_FLI | Gaia24azc, Gaia23crp, Gaia24acn, Gaia24aup, Gaia23cer |
| Adonis_G2-1600 | LS I +61 302, Gaia24dja, EECep |
| AndromedaC14_QHY600M | TCrB, 1H1936+541 (BD+53 2262), LS I +61 302, 1H2202+501 (BD+49 3718), EECep |
| BIALKOW_ANDOR-DW432 | TCrB, EECep |
| Flarestar-MPC171_G2-1600 | RUWE 18 star, AT2025abao |
| LCOGT-CTIO-1m_4K | SN2026afe, Gaia22adf, AT2026ayt, SN 2026Y, AT2026mh, Gaia24amo, ASASSN-26af |
| LCOGT-CTIO-40cm_QHY600M | OJ287 |
| LCOGT-HO-40cm_QHY600M | TDE2025aeze, OJ287, GB6 J0742+5444, PKS 1725+123 |
| LCOGT-MCD-1m_4K | Gaia19axp, 3C 138, AT2025mau, AT2026bti, AT2024kwu, AT2025abao |
| LCOGT-MCD-40cm_QHY600M | MXB0656-072, OJ287, PKS 1725+123, Gaia22efa |
| LCOGT-SAAO-1m_4K | SN2026afe, AT2026ayt, SN2026bdl, Gaia24amo, ASASSN-26af, ngc 3783 |
| LCOGT-SAAO-40cm_QHY600M | AT2025xvc, MXB0656-072, AT2026ayt |
| LCOGT-SS-1m_4K | SN2026afe, Gaia22adf, AT2026ayt, SN2026bdl, Gaia24amo, ASASSN-26af |
| LCOGT-SS-40cm_QHY600M | AT2025xvc, OJ287 |
| LCOGT-Teide-1m_4K | Gaia19axp, AT2026adv, TDE2025aljd, SN 2025aico, Gaia24aqv, AT2025mau, AT2026bti, AT2024kwu, AT2025abao, AT2026gz |
| LCOGT-Teide-40cm_QHY600M | OJ287, GB6 J0742+5444, TDE2025aeze, Gaia22efa, AT2026abj, AT2025abao |
| MLC-RCOS16_SBIG-STXL-11002 | EECep |
| MUOZdanice_C5A-150M | 8C0716_714 |
| OAUJ-CDK500_U47 | ASASSN-24fw, EECep |
| PROMPT-MO-1_Apogee | Gaia22alz, Gaia20agb |
| ROAD40_QHY600M | ASASSN-25bv, HL CMa, TCrB, EX Lup, FU Ori, S Dor, ASASSN-25db |
| ROADC14_QHY600M | AT2025xvc, SN2025ahsa, TDE2025aarm, V1280 Sco, CD-34 11794, AR_Pav, ASASSN-26af |
| SOAB_ZWO-ASI2600MM | Gaia19aif, LS I +61 302, 3C 138, TDE2025aarm, TYC 168-784-1, SDSSJ094533.99+100950.1, Gaia24dfc, Gaia22efa, AT2025abao |
| TJO_MEIA3 | Gaia18bwz, TCrB, Gaia24dkk, LS I +61 302, Gaia23dgt, ZTF25abhzbsq, 2025eve, ZTF18aarippg, AT2024yqo |
| UZPW50_Chile_QHY268PRO | MGAB-V3780, HD 269006, AT2025xvc, OY Mon, V1787 Ori, ASASSN-25bv, Gaia18bwz, UX Ori, TT Ori, TX Ori, HD 98800, SN2013bw, ngc 3783, Gaia19dbf, PKS0454-234, 2025eve, PMNJ0730-6602, AT2024aegq, AT2025aarn, T Ori, AT2026ayt, 3C 138, SN2026bdl, TDE2025aarm, Gaia23dgf, Gaia22alz, Gaia24dcm, Gaia24ala |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Franz-Josef Hambsch (ROAD40_QHY600M) | 8460 |
| Franz-Josef Hambsch (AndromedaC14_QHY600M) | 708 |
| Agata Wozniak (UZPW50_Chile_QHY268PRO) | 645 |
| Staszek Zola (MLC-RCOS16_SBIG-STXL-11002) | 276 |
| Przemyslaw J. Mikolajczyk (BIALKOW_ANDOR-DW432) | 247 |
| Franz-Josef Hambsch (ROADC14_QHY600M) | 235 |
| Staszek Zola (OAUJ-CDK500_U47) | 212 |
| Jakub Kolář (MUOZdanice_C5A-150M) | 175 |
| Amelia Rzepka (BIALKOW_ANDOR-DW432) | 114 |
| Milan Stojanović (ASV60_FLI) | 111 |
| Josep Manel Carrasco (TJO_MEIA3) | 101 |
| Sebastian Kurowski (SOAB_ZWO-ASI2600MM) | 72 |
| Andrzej Pigulski (BIALKOW_ANDOR-DW432) | 58 |
| Joysankar Majumdar (LCOGT-Teide-40cm_QHY600M) | 55 |
| Lukasz Wyrzykowski (LCOGT-Teide-40cm_QHY600M) | 55 |
| Mauritz Wicker (LCOGT-CTIO-1m_4K) | 39 |
| Lukasz Wyrzykowski (LCOGT-Teide-1m_4K) | 34 |
| Mauritz Wicker (LCOGT-SS-1m_4K) | 30 |
| Franky Dubois (Adonis_G2-1600) | 28 |
| Joysankar Majumdar (LCOGT-HO-40cm_QHY600M) | 25 |
| Joysankar Majumdar (LCOGT-SAAO-1m_4K) | 20 |
| Joysankar Majumdar (LCOGT-MCD-40cm_QHY600M) | 20 |
| Mauritz Wicker (LCOGT-Teide-1m_4K) | 18 |
| Joysankar Majumdar (LCOGT-Teide-1m_4K) | 17 |
| Lukasz Wyrzykowski (LCOGT-SS-40cm_QHY600M) | 16 |
| Joysankar Majumdar (LCOGT-CTIO-1m_4K) | 15 |
| Joysankar Majumdar (LCOGT-SS-1m_4K) | 14 |
| Priscila Pessi (LCOGT-Teide-1m_4K) | 10 |
| Priscila Pessi (LCOGT-Teide-40cm_QHY600M) | 6 |
| Joysankar Majumdar (LCOGT-SAAO-40cm_QHY600M) | 6 |
| Mauritz Wicker (LCOGT-MCD-1m_4K) | 6 |
| Joysankar Majumdar (LCOGT-MCD-1m_4K) | 6 |
| Staszek Zola (PROMPT-MO-1_Apogee) | 6 |
| Stephen M. Brincat (Flarestar-MPC171_G2-1600) | 5 |
| Joysankar Majumdar (LCOGT-CTIO-40cm_QHY600M) | 4 |
| Lukasz Wyrzykowski (LCOGT-MCD-1m_4K) | 4 |
| Lukasz Wyrzykowski (LCOGT-SAAO-40cm_QHY600M) | 4 |
| Joysankar Majumdar (LCOGT-SS-40cm_QHY600M) | 3 |
| Mauritz Wicker (LCOGT-SAAO-1m_4K) | 3 |
| Priscila Pessi (LCOGT-CTIO-1m_4K) | 3 |
Top 5 data uploaders!
| name | count |
|---|---|
| Franz-Josef Hambsch | 9403 |
| Agata Wozniak | 645 |
| Staszek Zola | 494 |
| Przemyslaw J. Mikolajczyk | 247 |
| Joysankar Majumdar | 185 |
Clear skies!
Your BHTOM Team
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