RA/DEC (2000)
14:15:16.953 +30:40:42.78
213.820637738 +30.6785495507
Type
SN Ia
Redshift
0.06
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-05-21 21:20:13.920
TNS AT
Y
Public
Y
Discovery Mag
19.22
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025kyu - 2025-05-29 00:00:00 LT / SPRAT (TCD)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
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▌Show N II at z=vexp= km/s
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▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] 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
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
   
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
21190 2025-05-29 00:00:00 LT / SPRAT Charlotte-Grace Touchard-Paxton, Kate Maguire, Umut Burgaz, Christine Collins, Cillian O'Donnell, Ravi Seth, Jacobus Terwel, Tho Charlotte-Grace Touchard-Paxton TCD tns_2025kyu_2025-05-29_LT_SPRAT_TCD.text Object SNID classification, 99.7% match with sn005eq type Ia, redshift 0.064, phase +0.4d. 71.7%match as Ia-norm
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-05-12 00:11:00 - 2025-05-21 21:20:14 2460807.507637 - 2460817.38905 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489553 2025-05-21 21:20:14 2460817.38905 19.22 0.1 ABMag L-GOTO GOTO-N_GOTO-2 720
489552 2025-05-12 00:11:00 2460807.507637 18.3 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-07-02 06:49:48 - 2025-07-02 06:49:48 2460858.78458 - 2460858.78458 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501668 2025-07-02 06:49:48 2460858.78458 19.22 0.03 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-05-21 06:06:40 - 2025-05-21 06:06:40 2460816.7546296 - 2460816.7546296 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490074 2025-05-21 06:06:40 2460816.7546296 20.6331 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-05-21 07:52:56 - 2025-05-21 07:52:56 2460816.8284259 - 2460816.8284259 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490075 2025-05-21 07:52:56 2460816.8284259 19.2287 0.088727 20.5883 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-20 11:07:40 - 2025-05-21 09:21:22 2460815.96366 - 2460816.88984 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490386 2025-05-21 09:21:22 2460816.88984 19.276 0.177 19.61 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
490385 2025-05-20 11:07:40 2460815.96366 19.51 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
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
261968 2025-07-10 00:23:23 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 14:15:16.953 +30:40:42.78 2025-07-02 06:49:47.712 19.22 w-P1 PSN PS25ete Pan-STARRS N
256069 2025-05-23 10:44:34 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 14:15:16.972 +30:40:43.55 2025-05-21 09:21:22.176 19.276 orange-ATLAS PSN ATLAS25fgi ATLAS N
255944 2025-05-22 14:01:48 ALeRCE S. Jurado, F.E. Bauer, F. Forster et al. ALeRCE ZTF 14:15:16.957 +30:40:42.80 2025-05-21 07:52:55.998 19.2287 g-ZTF PSN SDSS J164605.21+120146.5 ZTF25aaqyssy ZTF Early SN candidate (g-rise > 0.54+-0.04 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaqyssy N
255694 2025-05-21 22:02:06 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 14:15:16.994 +30:40:43.05 2025-05-21 21:20:13.920 19.22 L-GOTO Other GOTO25cux GOTO 2025TNSTR1868....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21190 2025-05-30 15:04:42 Charlotte-Grace Touchard-Paxton Charlotte-Grace Touchard-Paxton, Kate Maguire, Umut Burgaz, Christine Collins, Cillian O'Donnell, Ravi Seth, Jacobus Terwel, Tomas Muller Bravo TCD SN Ia 0.06 1 TCD SNID classification Ia, redshift 0.064, phase of +0.4d 2025TNSCR2043....1T
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
21190 2025-05-29 00:00:00 LT / SPRAT Charlotte-Grace Touchard-Paxton, Kate Maguire, Umut Burgaz, Christine Collins, Cillian O'Donnell, Ravi Seth, Jacobus Terwel, Tho Charlotte-Grace Touchard-Paxton TCD tns_2025kyu_2025-05-29_LT_SPRAT_TCD.text Object SNID classification, 99.7% match with sn005eq type Ia, redshift 0.064, phase +0.4d. 71.7%match as Ia-norm

Comments

TNS
System

Thu, 07/10/2025 - 00:23

Object coordinates updated

Object coordinates updated according to AT-report 261968 of Group Pan-STARRS
Previous RA, DEC: 14:15:16.957, +30:40:42.80 (213.8206544, +30.6785557)
Updated RA, DEC: 14:15:16.953, +30:40:42.78 (213.820637738, +30.6785495507)

TNS
System

Thu, 05/22/2025 - 14:01

Object coordinates updated

Object coordinates updated according to AT-report 255944 of Group ZTF
Previous RA, DEC: 14:15:16.994, +30:40:43.05 (213.820809, +30.678625)
Updated RA, DEC: 14:15:16.957, +30:40:42.80 (213.8206544, +30.6785557)