BHTOM Targets for 29 June, 2026
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wyrz...@gmail.com
Jun 29, 2026, 6:29:21 AM (6 days ago) Jun 29
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Hello,
Top 5 data uploaders!
Clear skies!
Your BHTOM Team
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Greetings from the BHTOM Automated Newsletter!
Please note the main server name change from bh-tom2.astrolabs.pl to bh-tom2.astrouw.edu.pl. The alias bhtom.space is still valid.
As of 2026-06-29 10:13:04.333333+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 |
|---|---|---|---|---|---|---|
| DO_Dra | 175.910390 | 71.689040 | 14.7 | NaN | CV | Intermediate polar; mag. range: 10.0 - 17.2 V; white dwarf spin period: 529.31 s; orbital period: 0.165374 d (VSX AAVSO) |
| SN 2026pub | 206.406162 | -5.993286 | 16.9 | 109.0 | SN | Nearby SN II with redshift of 0.004837. |
| AT2026ped | 322.807847 | 4.071753 | 20.9 | 128.0 | Unknown | candidate supernova or short transient, now gone |
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 | 9.1 | 119.0 | Nova | recurent nova predicted to explode 2024/2025 |
| GAIA DR3 2207162600835525760 | 343.140631 | 62.313246 | 9.2 | 80.0 | YSO | High scientific interest embedded field. Extreme RUWE 33 Optically unresolved Please dont saturate |
| HD216629 | 343.315017 | 62.145834 | 10.7 | 80.0 | YSO | Herbig Ae need first analysisch for survey |
| TYC4282-930-1 | 343.409336 | 62.615911 | 10.8 | 80.0 | YSO | LS III +62 22 -- Young Stellar Object |
| Gaia DR3 2207274751021560576 | 343.276248 | 62.609052 | 11.7 | 80.0 | YSO | High scientific interest in an embedded field. Extreme RUWE 33. Please dont saturate the star |
| Gaia18dry | 215.626540 | 32.386230 | 13.2 | 99.0 | BL Lac | Possible changing look AGN (OQ 334), gamma flaring 4FGL J1422.3+3223 |
| UCAC-4 710-082844 | 320.370041 | 51.815437 | 13.2 | 96.0 | EB | S4 Cyg from Squadra group, 2,1953-d period, maximum amplitude ~ 0,35 mag (binary A), 1,6280-d period, maximum amplitude ~ 0,08 mag (binary B) |
| BL_Lac | 330.680381 | 42.277772 | 13.6 | 98.0 | BL Lac | famous variable blazar |
| GROJ2058+42 | 314.698071 | 41.776995 | 14.0 | 107.0 | XRB | Be X-ray binary |
| CM_Del | 306.237210 | 17.298420 | 14.0 | 131.0 | CV | Z Cam type dwarf nova (IW And sub-class) |
| AT2026lck | 280.993979 | 1.880128 | 15.2 | 155.0 | Nova | Weird recurrent nova in the Milky Way |
| AT2025sqe | 288.715125 | 8.001778 | 15.4 | 147.0 | Unknown | slow galactic very red transient |
| ZTF18aarippg | 217.566838 | 23.062372 | 15.4 | 105.0 | QSO | Tick-Tok possibly merging Super Massive Black Hole binary |
| TDE2025aeze | 11.493892 | 34.099292 | 15.4 | 74.0 | TDE | TDE candidate |
| SN 2026fov | 337.113504 | 30.298461 | 15.7 | 102.0 | SN | Closeby Type II supernova at 11.82 Mpc |
| SN 2026fjc | 195.179418 | 37.310053 | 16.4 | 82.0 | SN | SN Ia (according to TNS) |
| SN 2026kid | 228.988442 | 56.308914 | 17.2 | 90.0 | SN | Closeby Type II supernova at 14 Mpc. Strong CSM interaction |
| SN2026cyb | 212.462417 | 1.751433 | 17.6 | 112.0 | Peculiar Supernova | Classified as SN IIn, but it could be ambiguous nuclear transient |
| SN2024afyu | 258.429383 | 7.625256 | 17.9 | 144.0 | SN | Interesting long-term Supernova |
| name | ra | dec | mag_last | sun_separation | classification | description |
|---|---|---|---|---|---|---|
| HD 98800 | 170.521620 | -24.777768 | 10.9 | 85.0 | YSO | Pre-main sequence quadruple system (AaAb + BaBb) with circumbinary (BaBb) disk to eclipse AaAb |
| TYC 9231-1222-1 | 181.862074 | -70.489348 | 11.1 | 110.0 | EB | S2 Mus from Squadra group. 2.13397-d period well visible with 0.12 mag (binary A), 2.4962-d period with 0.02-0.05 mag (binary B) |
| GaiaDR3_4263591911398361472 | 289.926500 | -0.049900 | 11.3 | 154.0 | Variable star-other | This target is part of a paper about I am writing a revision for, and I would like to confirm if it is a binary system or not. It has a period of ~1.435 days (if a binary, ~2x1.435 days) |
| V0384 Cen | 174.822039 | -62.174743 | 11.4 | 105.0 | EB | S2 Cen from Squadra group, 12.6354-d period, large amplitudes ~0.3-0.4 mag, (binary A), 3.6402566-d period, low amplitudes ~ 0.03 mag (binary B) |
| TYC 8288-317-1 | 222.829803 | -49.723471 | 12.3 | 130.0 | EB | S1 Lup from Squadra group, 8.2186-d period, amplitude ~0.02 mag (binary A), 11.167-d period, amplitude ~0.09 mag (binary B) |
| ASASSN-26bp | 225.854950 | -63.189410 | 12.3 | 127.0 | Variable star-other | Star Undergoing Deep Dimming Events |
| V4141 Sgr | 267.599257 | -19.895328 | 13.0 | 170.0 | Symbiotic star | symbiotic star |
| AT2026noc | 176.137979 | -68.809150 | 14.0 | 108.0 | Nova | ASASSN-26no Nova |
| Gaia19dbf | 178.699417 | -64.491850 | 14.2 | 107.0 | Unknown | Possibly a YSO |
| AT 2025nlr | 227.013640 | -40.141550 | 14.2 | 134.0 | Nova | Astro-COLIBRI target |
| Nova Centauri 2025 | 219.340667 | -58.794667 | 14.3 | 126.0 | Nova | potential nova from ASASSN, V1935 Cen |
| TIC 99629496 | 291.689208 | -10.716439 | 14.8 | 162.0 | EB | S2 Aql from Squadra group, 3.2608-d period, amplitude 0.25 mag, (binary A), 4.6584-d period, amplitude 0.10 mag, (binary B) |
| ASASSN-26af | 82.501958 | -66.724833 | 15.2 | 91.0 | Unknown | Undergoing Deep Dimming Events in the LMC |
| Nova Sagittarii 2025 no.4 | 270.969917 | -31.456667 | 15.4 | 170.0 | Nova | Nova Sgr 2025 No. 4 is TCP J18035290-3127298 is TCP J18035278-3127240 |
| ZTF26aavkosv | 265.577306 | -21.392464 | 15.6 | 169.0 | Microlensing Event | Microlensing candidate from ZTF |
| HE0413_4031 | 63.810269 | -40.394754 | 15.8 | 71.0 | QSO | Long term variable quasar for monitoring |
| SN 2026mho | 301.909587 | -21.118444 | 15.8 | 158.0 | SN | Closest undisputed Type IIn SN in the last decade. |
| ZTF20abendxc | 281.224708 | -8.538111 | 16.2 | 165.0 | YSO | Possibly eruptive YSO |
| ASASSN-25cd | 277.969917 | -28.807539 | 16.2 | 174.0 | Unknown | A Deep, Ongoing, Dipping Event |
| Gaia24amo | 249.148921 | -53.749919 | 16.8 | 143.0 | Microlensing Event | candidate microlensing event, with the second peak |
| Gaia23cnm | 285.322920 | -18.717130 | 17.4 | 172.0 | Unknown | slow and long rise, possible microlensing or YSO |
| AT2023aece | 238.433929 | -14.738814 | 17.8 | 142.0 | AGN | nuclear transient with an extremely long lived, rising lightcurve. |
Last week's total of images processed: 56011 (54809 with success).
Last week's targets observed:
| camera | target_names |
|---|---|
| AZT-8_C4-16000 | Gaia24amv, Gaia18dom, Gaia20bus, Gaia21enm, Gaia23aih, Gaia14aaf, Gaia19cuu, Gaia16amd, Gaia17cuh, Gaia19aif |
| AZT-8_PL-4710 | Gaia23aih, Gaia24amv |
| Adonis_G2-1600 | AT2025acft, Gaia24dfv, AM_Her, Gaia24azc, SN 2026fvx, TabbysStar, TCP J21220926+4926242, TCrB |
| Adyu60_Andor-934 | UCAC-4 710-082844 |
| AndromedaC14_QHY600M | AT2025acft, 1H1936+541, SN 2026fvx, 1H2202+501, SN 2026fov, TCrB |
| BIALKOW_ANDOR-DW432 | TYC 4595-107-1 |
| EEye_QHY268M | Q0957+561_A, Gaia24csq |
| Flarestar-MPC171_G2-1600 | UCAC-4 710-082844 |
| Flarestar-MPC171_QHY268M | AT2026lck, Gaia21fji, Gaia DR3 2207274751021560576, AT2025sqe, UCAC-4 710-082844, TCrB |
| Kryoneri-1.2_Andor-Zyla | SN 2026dix, SN 2026fvx, ZTF18aarippg, AT2026dmu, Gaia18dry |
| LCOGT-CTIO-1m_4K | SN2026kmo, OGLE-2026-BLG-0128 |
| LCOGT-HO-2m_Muscat | MAXI J1910-057, XTE J1728-295, V1037Cas, V406 Vul, V404_Cyg, MAXI J1807+132, MAXI J1820+070, V4641 Sgr, QZ Vul, Aql X-1, KV UMa, 4U 1957+11 |
| LCOGT-MCD-40cm_QHY600M | Gaia18dry |
| LCOGT-SAAO-1m_4K | OGLE-2026-BLG-0128 |
| LCOGT-SS-1m_4K | OGLE-2026-BLG-0128, Gaia24amo, ZTF26aatcnyh |
| LCOGT-SS-2m_Muscat | MAXI J1803-298, XTE J1650-500, XTE J1550-564 |
| LCOGT-Teide-1m_4K | 7C162526.19_544847.00 |
| MOLETAI-80cm_SOPHIA-4096B | ZTF18aarippg, 8C0716_714, Mrk 841 |
| MUOZdanice_C5A-150M | TCP J00560713+4301406 |
| OAUJ-CDK500_U47 | AT2025acft, EECep, SN2024afyu, SN 2026fvx |
| OAUJ-Tymce-36cm_ASI-6200MM | AT2025sqe, SN 2026kid, AT2025abao |
| Observatory | BL_Lac, 8C0716_714 |
| Ostrowik-60-cm_SOFIA_E2V | TCP J00560713+4301406 |
| PROMPT-MO-1_Apogee | AT2026ayt, ASASSN-26bl |
| PROMPT5_Apogee | AT2026ayt, ASASSN-26bl |
| Planetarium_Slaskie_Kepler4040 | TCrB, 8C0716_714, AT2026lck, AT2026abj, Gaia23cqg, NGC5683-Seyfert, Gaia18dry |
| ROAD40_FLI-KAF-16803 | VW Hyi |
| ROAD40_QHY600M | EX Lup, ASASSN-25bv, ASASSN-21qj, V1117 Her, Gaia19eyy, HD 312919, HD 98800, Gaia24ccy, ASASSN-21js, ASASSN-25db, CD-34 11794, TCP J18265456-2719122, Gaia23cpd, TCrB |
| ROADC14_QHY600M | VW Hyi |
| SUTO-Otivar_ASI1600MM | 4U2206+54, TYC4282-930-1, Ross 154 |
| Salerno_Observatory_FLI | RXJ0146.9+6121, Gaia20cdl, Mrk 841, SN 2026fvx, AT2026lck, BL_Lac, Gaia DR3 2207274751021560576, SN 2026kid, UCAC-4 710-082844, AT2025sqe, GROJ2058+42, GAIA DR3 2207162600835525760, TCrB, Gaia21eez, TCP J21220926+4926242, Gaia18dry |
| Seestar-S30 | 8C0716_714, AT2026lck, BL_Lac, TCrB, Gaia21eez, Gaia18dry |
| Seestar-S50 | AT2026ped, 8C0716_714, R CrB, SN 2026fvx, AT2026lck, BL_Lac, TCP J00560713+4301406, Gaia21esb, SN 2026fov, Z_Cam, CM_Del, SN 2026kid, TCrB, Gaia18dry |
| ZAO_G2-1600 | GROJ2058+42, UCAC-4 710-082844, AT2026lck |
Last week's fits uploads score (sorted by count)
| observatory-user | count |
|---|---|
| Franz-Josef Hambsch (ROAD40_FLI-KAF-16803) | 32978 |
| Franz-Josef Hambsch (ROADC14_QHY600M) | 19390 |
| Valerio Bozza (Salerno_Observatory_FLI) | 757 |
| Przemyslaw J. Mikolajczyk (BIALKOW_ANDOR-DW432) | 403 |
| Franz-Josef Hambsch (ROAD40_QHY600M) | 365 |
| Waldemar Ogloza (Adyu60_Andor-934) | 316 |
| Stephen M. Brincat (Flarestar-MPC171_QHY268M) | 273 |
| Staszek Zola (OAUJ-CDK500_U47) | 242 |
| Franz-Josef Hambsch (AndromedaC14_QHY600M) | 171 |
| Dariia Rusanova (AZT-8_C4-16000) | 147 |
| Weronika Skrobacz (Seestar-S50) | 104 |
| Astro Koluszki (Seestar-S50) | 91 |
| Maciej Sikora (Observatory) | 85 |
| Waldemar Ogloza (Planetarium_Slaskie_Kepler4040) | 83 |
| Franky Dubois (Adonis_G2-1600) | 71 |
| Fraser Lewis (LCOGT-HO-2m_Muscat) | 60 |
| Evangelos Gkiokas (Kryoneri-1.2_Andor-Zyla) | 50 |
| Jacek Drazkowski (Seestar-S50) | 42 |
| Janusz Nicewicz (Observatory) | 40 |
| Staszek Zola (OAUJ-Tymce-36cm_ASI-6200MM) | 29 |
| Marcin Michalski (Seestar-S50) | 28 |
| Staszek Zola (PROMPT-MO-1_Apogee) | 27 |
| Astro Koluszki (Seestar-S30) | 26 |
| Staszek Zola (PROMPT5_Apogee) | 24 |
| Anna Olchowy (Seestar-S30) | 22 |
| Justas Zdanavicius (MOLETAI-80cm_SOPHIA-4096B) | 21 |
| Jacek Drazkowski (Seestar-S30) | 20 |
| Sjoerd Dufoer (EEye_QHY268M) | 18 |
| Adam Popowicz (SUTO-Otivar_ASI1600MM) | 17 |
| Charles Galdies (ZAO_G2-1600) | 14 |
| Fraser Lewis (LCOGT-SS-2m_Muscat) | 12 |
| Krzysztof Słowik (Seestar-S50) | 10 |
| Dariia Rusanova (AZT-8_PL-4710) | 10 |
| Stephen M. Brincat (Flarestar-MPC171_G2-1600) | 10 |
| Jakub Kolář (MUOZdanice_C5A-150M) | 8 |
| Lukasz Wyrzykowski (LCOGT-MCD-40cm_QHY600M) | 8 |
| Kajetan Siennicki (Ostrowik-60-cm_SOFIA_E2V) | 8 |
| Mauritz Wicker (LCOGT-SS-1m_4K) | 6 |
| Rachel Street (LCOGT-SS-1m_4K) | 6 |
| Rachel Street (LCOGT-CTIO-1m_4K) | 6 |
| Rachel Street (LCOGT-SAAO-1m_4K) | 6 |
| Andrii Simon (AZT-8_C4-16000) | 3 |
| Priscila Pessi (LCOGT-CTIO-1m_4K) | 2 |
| Lukasz Wyrzykowski (Observatory) | 1 |
| Lukasz Wyrzykowski (LCOGT-Teide-1m_4K) | 1 |
Top 5 data uploaders!
| name | count |
|---|---|
| Franz-Josef Hambsch | 52904 |
| Valerio Bozza | 757 |
| Przemyslaw J. Mikolajczyk | 403 |
| Waldemar Ogloza | 399 |
| Staszek Zola | 322 |
Clear skies!
Your BHTOM Team
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