BHTOM Targets for 12 January, 2026

1 view
Skip to first unread message

wyrz...@gmail.com

unread,
Jan 12, 2026, 8:33:55 AM (12 days ago) Jan 12
to bhtomt...@googlegroups.com
Hello,

Greetings from the BHTOM Automated Newsletter!

As of 2026-01-12 13:33:23.473564+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
HD216629 343.315017 62.145834 11.0 93.0 YSO Herbig Ae need first analysisch for survey
GAIA DR3 2207162600835525760 343.140631 62.313246 11.0 93.0 YSO High scientific interest embedded field. Extreme RUWE 33 Optically unresolved Please dont saturate
TYC4282-930-1 343.409336 62.615911 11.1 93.0 YSO LS III +62 22 -- Young Stellar Object
EX Lup 240.772881 -40.307063 11.5 48.0 Unknown Young T-Tauri star
Gaia DR3 2207274751021560576 343.276248 62.609052 11.7 93.0 YSO High scientific interest in an embedded field. Extreme RUWE 33. Please dont saturate the star
Gaia DR3 2207192012773811328 343.375044 62.154596 12.4 93.0 Unknown E3 is an extreme RUWE source Gaia s astrometric solution collapses completely RUWE 20
E1 RUWE 33 343.466542 62.038909 13.6 93.0 YSO High scientific interest embedded field Extreme RUWE 33 Optically unresolved
OGLE SMC-ECL-5925 19.320340 -73.166989 15.1 68.0 EB Quadruple candidate from Squadra group
SN 2026Y 220.399960 -34.506497 16.6 64.0 SN Young nearby Type Ib supernova
OGLE SMC-ECL-6093 21.103715 -73.223717 16.7 69.0 EB Quadruple system from Squadra group
OGLE SMC-ECL-8061 22.239010 -73.277896 17.1 69.0 EB Quadruple candidate from Squadra group
OGLE SMC-ECL-8098 22.845297 -73.388143 17.4 69.0 EB Quadruple candidate from Squadra group
DR3Gaia020501 31.258300 -32.563500 19.0 85.0 QSO A promising candidate for a double-image lensed quasar.
DR3Gaia220231 330.638900 -80.073300 19.2 61.0 QSO A promising candidate for a double-image lensed quasar.

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.


North (dec>0):

name ra dec mag_last sun_separation classification description
RXJ0441.0+4431 70.247207 44.530349 9.8 138.0 XRB Be X-ray binary
EECep 332.344808 55.756738 10.5 84.0 Variable star-other Long period eclipsing binary with accretion disk, eclipse ongoing!
1H1936+541 (BD+53 2262) 293.217949 53.879297 10.7 76.0 XRB optical counterpart of the Be X-Ray Binary
TYC 168-784-1 110.567500 3.031908 10.8 161.0 EB S1 CMi from Squadra group, 2+2 candidate
1H2202+501 (BD+49 3718) 330.409176 50.167954 10.9 79.0 XRB optical counterpart of the Be X-Ray Binary
4U2206+54 331.984320 54.518447 10.9 83.0 XRB Be X-ray binary
2S0114+65 19.511240 65.291619 11.1 108.0 XRB Supergiant X-ray binary
LS I +61 302 40.131935 61.229332 11.1 117.0 Unknown Be-star with unknown compact companion
RXJ0146.9+6121 26.750885 61.356573 11.2 111.0 XRB Be X-ray binary
TOI-1259Ab 282.100291 79.256044 12.0 101.0 Planetary Transit planetary transit from ExoClock
IGRJ06074+2205 91.860884 22.096600 12.3 160.0 XRB Be X-ray binary
AM_Her 274.055228 49.867989 12.9 74.0 CV Target for joint optical-radio observations
TOI-3714 69.552231 39.458308 13.0 139.0 Planetary Transit planetary transit from ExoClock
BL_Lac 330.680381 42.277772 13.1 73.0 BL Lac famous variable blazar
Gaia22efa 67.656210 35.842100 13.9 138.0 YSO Brightening in candidate YSO. After initial accretion burst the brightness started to rise slowly.
Gaia21fji 315.992250 50.244500 14.1 75.0 YSO Optical monitoring of Gaia- and ZTF-alerted candidate eruptive YSOs
Gaia24ala 86.808830 0.152040 14.3 146.0 YSO Dimming in candidate YSO
8C0716_714 110.472701 71.343434 14.3 130.0 QSO checking of ~1.7-days periodic variability and quasi-periodic variability of ~24 days
AT2025abao 9.702583 40.768972 14.4 94.0 Unknown candidate Luminous Red Nova near M31
4U0115+63 19.633210 63.742520 14.5 108.0 XRB Be X-ray binary
IGRJ21343+4738 323.584883 47.633391 14.6 74.0 XRB Be X-ray binary
Mrk 841 226.004963 10.437732 14.8 73.0 AGN changinglook AGN
TDE2018mqa 122.525237 24.922189 15.1 171.0 TDE TDE-He candidate
NGC5683-Seyfert 218.718578 48.661870 15.4 97.0 AGN active nucleus of a nearby galaxy for frequent monitoring
TDE2025aeze 11.493892 34.099292 15.6 93.0 TDE TDE candidate
SN 2025aico 172.318154 20.585703 15.6 125.0 SN Young SN classified as a II or IIb
3C 138 80.291192 16.639459 15.9 148.0 QSO Compact Steep Spectrum (CSS) type source currently flaring in Gamma-rays and optical
Gaia18bwz 174.611270 3.368310 16.1 118.0 CV Known dwarf nova QZ Vir in outburst
ZTF18aarippg 217.566838 23.062372 16.2 86.0 QSO Tick-Tok possibly merging Super Massive Black Hole binary
Q0957+561_A 150.336216 55.898776 16.9 136.0 QSO firstly confirmed lensed quasar (double image), image A (top)
2025eve 138.673796 15.702344 17.0 155.0 TDE Classified as TDE, almost gone
1ES 0502+675 76.984013 67.623396 17.1 129.0 BL Lac Blazar interesting in the context of search for intergalactic magnetic field
Gaia24dfc 52.509900 61.429790 17.3 123.0 Unknown Brightening in candidate YSO
Gaia16aoz 162.115140 71.726660 17.4 123.0 QSO QSO with a long-term and short-term variability
SN 2025aedz 87.694304 58.914769 17.6 139.0 SN Type II SN
SDSSJ094533.99+100950.1 146.391622 10.163917 17.7 146.0 QSO Long term variable quasar for monitoring
Gaia24aqv 29.373710 28.864700 17.9 105.0 Unknown possibly a flare in the centre of a galaxy


South (dec<0):

name ra dec mag_last sun_separation classification description
HD 98800 170.521620 -24.777768 11.2 108.0 YSO Pre-main sequence quadruple system (AaAb + BaBb) with circumbinary (BaBb) disk to eclipse AaAb
T Ori 83.960201 -5.476368 11.2 140.0 YSO Herbig AeBe star, YSO
MXB0656-072 104.572033 -7.209779 11.5 150.0 XRB Be X-ray binary
ASASSN-25bv 134.564850 -43.165320 11.8 112.0 Unknown bright star with large dimmings from ASASSN
V1787 Ori 84.538767 -6.821276 12.8 140.0 YSO Herbig Ae.Be Star
ngc 3783 174.757132 -37.738611 13.4 97.0 AGN Nearby Seyfert 1 galaxy, active galactic nucleus, interesting for X-ray
TT Ori 83.819730 -4.762387 13.5 141.0 YSO eruptive variable, Orion type
Mkn590 33.639835 -0.766717 13.8 99.0 QSO Flaring quasar
TDE2025aarm 68.051646 -5.377697 14.5 128.0 TDE Nearby TDE from TNS
PKS0454-234 74.263250 -23.414450 14.6 121.0 QSO long time monitoring for ROTUZ team
mrk1018 31.566619 -0.291455 14.7 98.0 AGN changinglook AGN
Gaia19dbf 178.699417 -64.491850 15.1 80.0 Unknown Possibly a YSO
AT2025hkm 194.543632 -10.157840 15.3 94.0 Unknown Nuclear transient in a possibly active galaxy
AT2025xvc 85.526933 -67.018517 15.3 89.0 Unknown possibile bright nova or CV in LMC from GOTO,TNS
HE0413_4031 63.810269 -40.394754 16.1 103.0 QSO Long term variable quasar for monitoring
PMNJ0730-6602 112.706495 -66.038578 16.3 92.0 AGN IAUZ Target
Gaia23bzg 195.332390 -14.415280 16.8 92.0 QSO Brightening in known QSO
HE0435-4312 69.299139 -43.101189 17.1 104.0 QSO Long term variable quasar for monitoring


Last week's total of images processed: 4979 (3740 with success).


Last week's targets observed:

camera target_names
AITP-Observatory_QHY268M TDE2025aarm
Adonis_G2-1600 EECep, LS I +61 302, TabbysStar
BIALKOW_ANDOR-DW432 EECep, FU Ori
EEye_QHY268M Gaia24aup, Q0957+561_A, AT2025acft
Flarestar-MPC171_G2-1600 AT2025abao, Gaia22efa, TX Ori, OY Mon
LCOGT-MCD-1m_4K AT2025abao
LCOGT-SAAO-1m_4K M1
LCOGT-SAAO-40cm_QHY600M AT2025xvc
LCOGT-SS-40cm_QHY600M AT2025xvc
LCOGT-Teide-1m_4K SN 2025aico, SN 2026Y, AT2025abao, M1
LCOGT-Teide-40cm_QHY600M AT2025abao
MOLETAI-35cm_CCD4710 AM_Her, Gaia21fji, EECep, BL_Lac, AT2025acft
Moravian_C3-61000_PRO TDE2025afsj, AT2025acft, SN 2025ajmz
OAUJ-CDK500_U47 GROJ2058+42, ASASSN-24fw
PROMPT-MO-1_Apogee Gaia20agb, Gaia22alz
ROAD40_QHY600M T Ori, TX Ori, FU Ori, ASASSN-21js, UX Ori, HD 98800, OY Mon, ASASSN-24fw, TT Ori, ASASSN-21qj, Gaia23dnm, V1787 Ori, Gaia24dhn, EX Lup, ASASSN-25bv
ROADC14_QHY600M AT2025xvc, TDE2025aarm
RRRT_SBIG-STX16803 EECep
SOAB_ZWO-ASI2600MM SN 2025aico, TCrB, Mrk 841, ZTF18aarippg, Gaia16aoz, Gaia18bwz
SUTO-Otivar_ASI1600MM RXJ0441.0+4431, HD 98800, 1H1936+541 (BD+53 2262), ZTF18aarippg, TIC 414969157
Seestar-S50 BL_Lac
UZPW50_Chile_QHY268PRO Gaia24ala, TX Ori, Gaia23dgf, HE0413_4031, 2025eve, Gaia22alz, PKS0454-234, AT2025xvc, AT2025xes, TT Ori, V1787 Ori, OY Mon, TDE2025aarm, ASASSN-25bv, PMNJ0730-6602, T Ori, HD 269006, UX Ori, SN 2025efc, AT2024aegq, 3C 138

Last week's fits uploads score (sorted by count)

observatory-user count
Franz-Josef Hambsch (ROAD40_QHY600M) 2084
Franz-Josef Hambsch (ROADC14_QHY600M) 744
Dawid Moździerski (BIALKOW_ANDOR-DW432) 645
Przemyslaw J. Mikolajczyk (BIALKOW_ANDOR-DW432) 457
Agata Wozniak (UZPW50_Chile_QHY268PRO) 332
Staszek Zola (OAUJ-CDK500_U47) 160
Wojciech Szewczuk (BIALKOW_ANDOR-DW432) 122
Justas Zdanavicius (MOLETAI-35cm_CCD4710) 74
Lukasz Wyrzykowski (LCOGT-Teide-40cm_QHY600M) 44
Michal Siwak (Moravian_C3-61000_PRO) 36
Adam Popowicz (SUTO-Otivar_ASI1600MM) 32
Sebastian Kurowski (SOAB_ZWO-ASI2600MM) 31
Staszek Zola (RRRT_SBIG-STX16803) 30
Lukasz Wyrzykowski (LCOGT-Teide-1m_4K) 29
Franky Dubois (Adonis_G2-1600) 22
Andżelika Jania (BIALKOW_ANDOR-DW432) 22
Amelia Rzepka (BIALKOW_ANDOR-DW432) 22
Sjoerd Dufoer (EEye_QHY268M) 20
Stephen M. Brincat (Flarestar-MPC171_G2-1600) 18
Lukasz Wyrzykowski (LCOGT-SS-40cm_QHY600M) 17
Priscila Pessi (LCOGT-Teide-1m_4K) 11
Jacek Drazkowski (Seestar-S50) 10
Staszek Zola (PROMPT-MO-1_Apogee) 6
Lukasz Wyrzykowski (LCOGT-SAAO-40cm_QHY600M) 4
Lukasz Wyrzykowski (LCOGT-SAAO-1m_4K) 2
Lukasz Wyrzykowski (LCOGT-MCD-1m_4K) 2
Roger HELLOT (AITP-Observatory_QHY268M) 1


Top 5 data uploaders!
name count
Franz-Josef Hambsch 2828
Dawid Moździerski 645
Przemyslaw J. Mikolajczyk 457
Agata Wozniak 332
Staszek Zola 196


Clear skies!
Your BHTOM Team
bhtom.space

Reply all
Reply to author
Forward
0 new messages