BHTOM Targets for 20 October, 2025
1 view
Skip to first unread message
wyrz...@gmail.com
6:27 AM (13 hours ago) 6:27 AM
to bhtomt...@googlegroups.com
Hello,
Top 5 data uploaders!
Clear skies!
Your BHTOM Team
bhtom.space
Greetings from the BHTOM Automated Newsletter!
As of 2025-10-20 10:26:11.457406+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 |
|---|---|---|---|---|---|---|
| AT2025aarn | 69.331575 | -8.776647 | 17.0 | 132.0 | Unknown | bright new source |
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 |
|---|---|---|---|---|---|---|
| 4U2206+54 | 331.984320 | 54.518447 | 9.4 | 119.0 | XRB | Be X-ray binary |
| RXJ0441.0+4431 | 70.247207 | 44.530349 | 9.6 | 128.0 | XRB | Be X-ray binary |
| LS I +61 302 | 40.131935 | 61.229332 | 9.6 | 128.0 | Unknown | Be-star with unknown compact companion |
| 2S0114+65 | 19.511240 | 65.291619 | 10.8 | 125.0 | XRB | Supergiant X-ray binary |
| RXJ0146.9+6121 | 26.750885 | 61.356573 | 11.2 | 129.0 | XRB | Be X-ray binary |
| EECep | 332.344808 | 55.756738 | 11.2 | 119.0 | Variable star-other | Long period eclipsing binary with accretion disk, eclipse predicted for October |
| V1413 Aql | 285.945155 | 16.438048 | 11.2 | 85.0 | Symbiotic star | known symbiotic star for regular monitoring |
| IGRJ06074+2205 | 91.860884 | 22.096600 | 12.0 | 115.0 | XRB | Be X-ray binary |
| Gaia22efa | 67.656210 | 35.842100 | 12.3 | 134.0 | YSO | Brightening in candidate YSO. After initial accretion burst the brightness started to rise slowly. |
| SAXJ2103.5+4545 | 315.898792 | 45.751547 | 12.6 | 112.0 | XRB | Be X-ray binary |
| AM_Her | 274.055228 | 49.867989 | 13.3 | 85.0 | CV | Target for joint optical-radio observations |
| BL_Lac | 330.680381 | 42.277772 | 13.8 | 123.0 | BL Lac | famous variable blazar |
| GROJ2058+42 | 314.698071 | 41.776995 | 13.9 | 112.0 | XRB | Be X-ray binary |
| KS1947+300 | 297.397850 | 30.208827 | 13.9 | 97.0 | XRB | Be X-ray binary |
| 4U0115+63 | 19.633210 | 63.742520 | 14.4 | 126.0 | XRB | Be X-ray binary |
| 8C0716_714 | 110.472701 | 71.343434 | 14.5 | 101.0 | QSO | high cadence variability suspected |
| IGRJ21343+4738 | 323.584883 | 47.633391 | 14.9 | 117.0 | XRB | Be X-ray binary |
| Gaia21fji | 315.992250 | 50.244500 | 15.0 | 111.0 | YSO | Optical monitoring of Gaia- and ZTF-alerted candidate eruptive YSOs |
| Gaia24ala | 86.808830 | 0.152040 | 15.2 | 118.0 | YSO | Dimming in candidate YSO |
| Gaia22cav | 344.036730 | 58.517780 | 16.2 | 123.0 | YSO | 3 mag outburst in candidate EXOR, waiting for the next outbursts |
| Q0957+561_A | 150.336216 | 55.898776 | 17.0 | 80.0 | QSO | firstly confirmed lensed quasar (double image), image A (top) |
| Gaia16aoz | 162.115140 | 71.726660 | 17.1 | 87.0 | QSO | QSO with a long-term and short-term variability |
| SDSS J013136.44+130331.0 | 22.901854 | 13.058618 | 17.5 | 177.0 | QSO | Candidate for lensed QSO |
| Gaia2204674337304419072 | 334.773114 | 61.604365 | 17.6 | 117.0 | Unknown | Possibly eruptive YSO which is approaching to the quiescence |
| AT2025yiq | 75.506500 | 51.796917 | 17.6 | 122.0 | Unknown | candidate CV or SN from TNS |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| T Ori | 83.960201 | -5.476368 | 11.2 | 119.0 | YSO | Herbig AeBe star, YSO |
| MXB0656-072 | 104.572033 | -7.209779 | 11.3 | 99.0 | XRB | Be X-ray binary |
| AT2025xvc | 85.526933 | -67.018517 | 12.7 | 91.0 | Unknown | possibile bright nova or CV in LMC from GOTO,TNS |
| Mkn590 | 33.639835 | -0.766717 | 13.6 | 166.0 | QSO | Flaring quasar |
| V1787 Ori | 84.538767 | -6.821276 | 13.8 | 118.0 | YSO | Herbig Ae.Be Star |
| ZTF18acruktt | 88.904388 | -12.398039 | 14.0 | 112.0 | YSO | YSO candidate |
| IRAS 23226-3843 | 351.350833 | -38.446978 | 14.3 | 122.0 | AGN | changinglook AGN |
| TT Ori | 83.819730 | -4.762387 | 14.5 | 119.0 | YSO | eruptive variable, Orion type |
| mrk1018 | 31.566619 | -0.291455 | 14.8 | 167.0 | AGN | changinglook AGN |
| PKS0454-234 | 74.263250 | -23.414450 | 14.8 | 121.0 | QSO | long time monitoring for ROTUZ team |
| AT 2025yrt | 76.980160 | -18.189910 | 14.9 | 121.0 | Unknown | Astro-COLIBRI target |
| AT2025xes | 66.887308 | -42.165719 | 15.4 | 115.0 | Unknown | Candidate nuclear transient from ATLAS via TNS |
| HE0413_4031 | 63.810269 | -40.394754 | 16.0 | 118.0 | QSO | Long term variable quasar for monitoring |
| PMNJ0730-6602 | 112.706495 | -66.038578 | 16.4 | 81.0 | AGN | IAUZ Target |
| AT2025xeg | 119.111725 | -78.699383 | 16.4 | 79.0 | Unknown | Candidate supernova from ATLAS and GOTO via TNS |
| CTCVJ2056-3014 | 314.217286 | -30.244198 | 16.7 | 101.0 | CV | fast spinning WD in a CV |
| Gaia24csq | 286.710270 | -26.939590 | 16.8 | 78.0 | Unknown | potential slowly rising microlensing event |
| HE0435-4312 | 69.299139 | -43.101189 | 17.1 | 113.0 | QSO | Long term variable quasar for monitoring |
| Gaia23cnm | 285.322920 | -18.717130 | 17.4 | 78.0 | Unknown | slow and long rise, possible microlensing or YSO |
Last week's total of images processed: 12866 (11879 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| Adonis_G2-1600 | Gaia24dja |
| Adyu60_Andor-934 | Gaia18bad |
| EEye_QHY268M | AT2025mau, Gaia24csq, Q0957+561_A, Gaia24aup, Gaia23cnm |
| HAO68_G2-1600 | TCrB, ZTF18aarippg, AT2025byb, Gaia24bbw |
| LCOGT-SS-1m_4K | Gaia24amo |
| LW_Seestar-S50 | BL_Lac |
| OAUJ-CDK500_F42 | SN2023ixf |
| OAUJ-TEL50_ApogeeU42 | SN2023ixf |
| PROMPT-MO-1_Apogee | Gaia20agb, Gaia22alz |
| PROMPT6_FLI | ASASSN-24fw |
| ROAD_FLI-KAF-16803 | HD 269006 |
| ROAD_QHY600M | ASASSN-21qj, Gaia19fct, SN2025pht, AT2025xvc, AT2025ggn, OY Mon, ASASSN-25cy, AR_Pav, T Ori, Gaia24dhn, Gaia19eyy, TT Ori, TX Ori, Gaia17bpi, ASASSN-24fw, UX Ori, Gaia23cpd, Gaia24ccy, Gaia24amo, HD 269006, EECep, ASASSN-25db |
| RRRT_SBIG-STX16803 | SN2023ixf |
| SOAB_ZWO-ASI2600MM | GROJ2058+42, Gaia22efa, AT2025yiq, AT2025ygf, Q0957+561_A, KS1947+300, TCrB, mrk1018, BL_Lac, AM_Her, SAXJ2103.5+4545, Gaia21fji, IGRJ21343+4738, V1413 Aql, LS I +61 302, 4U2206+54, EECep, Gaia24dfc |
| SUTO-Otivar_ASI1600MM | TX Ori, 4U2206+54, 2S0114+65, ASASSN-24fw, AT2025qny, TCrB, mrk1018, 1H2202+501 (BD+49 3718), 1H1936+541 (BD+53 2262), RXJ0441.0+4431, TabbysStar, Gaia24dja, LS I +61 302, MXB0656-072, EECep |
| Slooh-Canary_KAF-09000 | Gaia21fji, AT2025ozk |
| UZPW50_Chile_QHY268PRO | SN2025zjx, SN2025pht, Gaia23cer, AT2025ggn, AT2025oas, TDE2025qhf, Gaia24aqv, HD 268687, mrk1018, IRAS 23226-3843, AT2025xes, HE0435-4312, Mkn590, AT2025mb, PKS0454-234, CTCVJ2056-3014, WOHG64, HE0413_4031, UX Ori, CD-43_14304, LHA 120-S 18, HD 269006, AT 2025yrt, SN2016ezh |
| UwB_SBIG-4040 | V1413 Aql |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Franz-Josef Hambsch (ROAD_FLI-KAF-16803) | 5092 |
| Franz-Josef Hambsch (ROAD_QHY600M) | 3964 |
| Staszek Zola (OAUJ-CDK500_F42) | 2059 |
| Agata Wozniak (UZPW50_Chile_QHY268PRO) | 531 |
| Waldemar Ogloza (Adyu60_Andor-934) | 287 |
| Adam Popowicz (SUTO-Otivar_ASI1600MM) | 223 |
| Sebastian Kurowski (SOAB_ZWO-ASI2600MM) | 188 |
| Nicholas Rattenbury (Slooh-Canary_KAF-09000) | 172 |
| Staszek Zola (OAUJ-TEL50_ApogeeU42) | 157 |
| Staszek Zola (RRRT_SBIG-STX16803) | 66 |
| Michal Zejmo (UZPW50_Chile_QHY268PRO) | 57 |
| Jacek Drazkowski (LW_Seestar-S50) | 18 |
| Sjoerd Dufoer (EEye_QHY268M) | 17 |
| Staszek Zola (PROMPT6_FLI) | 8 |
| Staszek Zola (PROMPT-MO-1_Apogee) | 8 |
| Jan Kåre Trandem Qvam (HAO68_G2-1600) | 8 |
| Franky Dubois (Adonis_G2-1600) | 4 |
| Mauritz Wicker (LCOGT-SS-1m_4K) | 3 |
| Wojciech Burzyński (UwB_SBIG-4040) | 3 |
| Lukasz Wyrzykowski (UZPW50_Chile_QHY268PRO) | 1 |
Top 5 data uploaders!
| name | count |
|---|---|
| Franz-Josef Hambsch | 9056 |
| Staszek Zola | 2298 |
| Agata Wozniak | 531 |
| Waldemar Ogloza | 287 |
| Adam Popowicz | 223 |
Clear skies!
Your BHTOM Team
bhtom.space
Reply all
Reply to author
Forward
0 new messages