RA/DEC (2000)
14:07:17.274 +75:55:29.46
211.821975455 +75.9248490909
Type
SN II
Redshift
0.023526
Discovery ReportClassification Report
Reporting Group
None
Discovering Data Source
None
Discovery Date
2025-07-22 23:15:30.000
TNS AT
Y
Public
Y
Host Name
UGC 9052
Discovery Mag
18
Filter
Clear-
Reporter/s
Giancarlo Cortini
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025rwy - 2025-08-03 22:39:00 BL41 / FOSC-E5535 (None)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
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▌Show N II at z=vexp= km/s
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▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ATLAS-TDO_ATLAS-05_wide
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
 ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
22193 2025-08-03 22:39:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025rwy_2025-08-03_22-39-00_BL41_FOSC-E5535_None.dat tns_2025rwy_2025-08-03_22-39-00_BL41_FOSC-E5535_None.fit Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-07-22 21:26:17 - 2025-07-25 21:17:13 2460879.39325 - 2460882.38696 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505449 2025-07-25 21:17:13 2460882.38696 18.305 0.075 19.83 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
505448 2025-07-22 21:26:17 2460879.39325 19.95 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
Clear- Other_Other 2025-07-14 23:40:00 - 2025-07-22 23:15:30 2460871.4861111 - 2460879.4690972 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504298 2025-07-22 23:15:30 2460879.4690972 18 Other Clear- Other_Other Giancarlo Cortini (Monte Maggiore Observatory-Predappio-ITALY) reports the discovery of a transient in UGC 9052 by 0.35m. Sch.-Cass. F/5.5 + Starlight X-Press Trius SX9 CCD camera on several unfiltered images; mag. about+18.0,limit mag. about+ 19.0. My past image of the same field taken on 2025/07/14.98 showed nothing at that position (limit mag.+ 19.0) and it doesn't appear on P.O.S.S. II red and blue plates. No known minor planet is marked in that position for the time of the discovery. Mag. values from: GSC and USNO.
504297 2025-07-14 23:40:00 2460871.4861111 19 Other Clear- Other_Other [Last non detection] Giancarlo Cortini (Monte Maggiore Observatory-Predappio-ITALY) reports the discovery of a transient in UGC 9052 by 0.35m. Sch.-Cass. F/5.5 + Starlight X-Press Trius SX9 CCD camera on several unfiltered images; mag. about+18.0,limit mag. about+ 19.0. My past image of the same field taken on 2025/07/14.98 showed nothing at that position (limit mag.+ 19.0) and it doesn't appear on P.O.S.S. II red and blue plates. No known minor planet is marked in that position for the time of the discovery. Mag. values from: GSC and USNO.
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
263985 2025-07-27 10:46:28 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 14:07:17.274 +75:55:29.46 2025-07-25 21:17:13.344 18.305 wide-ATLAS PSN ATLAS25ihv ATLAS N
263455 2025-07-22 23:43:29 Giancarlo Cortini Giancarlo Cortini 14:07:17.260 +75:55:30.99 2025-07-22 23:15:30.000 18 Clear- PSN UGC 9052 Giancarlo Cortini (Monte Maggiore Observatory-Predappio-ITALY) reports the discovery of a transient in UGC 9052 by 0.35m. Sch.-Cass. F/5.5 + Starlight X-Press Trius SX9 CCD camera on several unfiltered images; mag. about+18.0,limit mag. about+ 19.0. My past image of the same field taken on 2025/07/14.98 showed nothing at that position (limit mag.+ 19.0) and it doesn't appear on P.O.S.S. II red and blue plates. No known minor planet is marked in that position for the time of the discovery. Mag. values from: GSC and USNO. 2025TNSTR2830....1C N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22193 2025-10-12 12:44:26 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN II 0.023526 1 GELATO Harutyunyan et al., 2008, A&A, 488, 383 (gelato@tng.iac.es) suggests that this low S/N spectrum resembles that of a type II supernova at the redshift of the host galaxy, value from NED. 2025TNSCR4089....1B
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
22193 2025-08-03 22:39:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025rwy_2025-08-03_22-39-00_BL41_FOSC-E5535_None.dat tns_2025rwy_2025-08-03_22-39-00_BL41_FOSC-E5535_None.fit Object

Comments

TNS
System

Sun, 07/27/2025 - 10:46

Object coordinates updated

Object coordinates updated according to AT-report 263985 of Group ATLAS
Previous RA, DEC: 14:07:17.260, +75:55:30.99 (211.821917, +75.925275)
Updated RA, DEC: 14:07:17.274, +75:55:29.46 (211.821975455, +75.9248490909)