RA/DEC (2000)
12:04:44.112 +54:41:58.69
181.183799127 +54.69963653
Type
SN Ia
Redshift
0.1
Discovery ReportClassification Report
Related AstroNotes: 2025-96
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-03-07 10:15:16.992
TNS AT
Y
Public
Y
Discovery Mag
18.696
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025dxi - 2025-03-20 06:57:05 LDT / Deveny-LMI (LAST)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
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌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
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌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

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌PS1_GPC1_w
   
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
20624 2025-03-20 06:57:05 LDT / Deveny-LMI 1800 Asaf Horowicz, Erez Zimmerman Erez Zimmerman LAST tns_2025dxi_2025-03-20_06-57-05.400_LDT_Deveny-LMI_LAST.ascii tns_2025dxi_2025-03-20_06-57-05.400_LDT_Deveny-LMI_LAST.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-02-27 20:27:32 - 2025-03-17 21:26:25 2460734.35245 - 2460752.39334 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
476619 2025-03-17 21:26:25 2460752.39334 18.72 ABMag Clear- LAST_LAST-Cam 400
476618 2025-02-27 20:27:32 2460734.35245 20.26 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-03-17 21:35:31 - 2025-03-17 21:35:31 2460752.399659 - 2460752.399659 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
477604 2025-03-17 21:35:31 2460752.399659 18.5 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-03-21 23:08:00 - 2025-03-21 23:08:00 2460756.463889 - 2460756.463889 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
477605 2025-03-21 23:08:00 2460756.463889 18.64 0.05 ABMag L-GOTO GOTO-N_GOTO-1 360
r-ZTF P48_ZTF-Cam 2025-03-01 10:21:48 - 2025-03-01 10:21:48 2460735.9318056 - 2460735.9318056 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
474851 2025-03-01 10:21:48 2460735.9318056 19.2681 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-03-09 07:16:45 - 2025-03-09 07:16:45 2460743.8032986 - 2460743.8032986 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
474852 2025-03-09 07:16:45 2460743.8032986 18.5668 0.0981146 19.8358 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-03-06 10:46:52 - 2025-03-07 10:15:17 2460740.94921 - 2460741.92728 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
474378 2025-03-07 10:15:17 2460741.92728 18.696 0.132 19.19 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
474377 2025-03-06 10:46:52 2460740.94921 19.24 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
w-P1 PS1_GPC1 2025-04-06 07:12:38 - 2025-04-06 07:12:38 2460771.80044 - 2460771.80044 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495320 2025-04-06 07:12:38 2460771.80044 19.76 0.1 22 ABMag w-P1 PS1_GPC1 45 Robot
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
258655 2025-06-15 13:38:17 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 12:04:44.112 +54:41:58.69 2025-04-06 07:12:38.016 19.76 w-P1 PSN PS25dlq Pan-STARRS N
249217 2025-03-22 07:31:46 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 12:04:44.121 +54:41:59.00 2025-03-21 23:08:00.096 18.64 L-GOTO Other GOTO25bft GOTO N
248718 2025-03-18 05:19:18 LAST_Bot1 R. Konno (WIS), E. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 12:04:44.111 +54:41:58.80 2025-03-17 21:26:24.576 18.72 Clear- PSN LAST N
247661 2025-03-11 18:47:46 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 12:04:44.119 +54:41:58.91 2025-03-09 07:16:44.999 18.5668 g-ZTF PSN SDSS J120444.05+544159.6 ZTF25aaitrgx ZTF Early SN candidate (g-rise > 0.22+-0.01 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/ZTF25aaitrgx N
247292 2025-03-09 17:22:40 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 12:04:44.107 +54:41:58.65 2025-03-07 10:15:16.992 18.696 orange-ATLAS PSN ATLAS25cnt ATLAS 2025TNSTR.923....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20624 2025-03-25 07:55:38 Erez Zimmerman E. A. Zimmerman , A. Horowicz , R. Konno , A. Gal-Yam , E. O. Ofek , S. Ben-Ami , O. Yaron , D. Polishook , A. Blumenzweig, E. Segre , S. Garrappa , P. Chen , A. Krassilchtchikov , M. Engel , Y. M. Shani , P. Rekhi , S. Fainer , S. Spitzer (WIS) on behalf of the LAST Collaboration LAST SN Ia 0.1 1 1 LAST Based on results from the Next Generation SuperFit (NGSF; Astronote 2022-191) via the WISeREP (Yaron et al. 2012) web interface. 2025TNSCR1138....1Z
Related files
File Comments Last Modified (UT) Modified By
tns_2025dxi_atrep_20624_LAST.png 2025-03-25 07:55:38 Erez Zimmerman
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
20624 2025-03-20 06:57:05 LDT / Deveny-LMI 1800 Asaf Horowicz, Erez Zimmerman Erez Zimmerman LAST tns_2025dxi_2025-03-20_06-57-05.400_LDT_Deveny-LMI_LAST.ascii tns_2025dxi_2025-03-20_06-57-05.400_LDT_Deveny-LMI_LAST.fits Object

Comments

TNS
System

Sun, 06/15/2025 - 13:38

Object coordinates updated

Object coordinates updated according to AT-report 258655 of Group Pan-STARRS
Previous RA, DEC: 12:04:44.119, +54:41:58.91 (181.1838297, +54.6996959)
Updated RA, DEC: 12:04:44.112, +54:41:58.69 (181.183799127, +54.69963653)

TNS
System

Tue, 03/11/2025 - 18:47

Object coordinates updated

Object coordinates updated according to AT-report 247661 of Group ZTF
Previous RA, DEC: 12:04:44.107, +54:41:58.65 (181.18378, +54.6996244444)
Updated RA, DEC: 12:04:44.119, +54:41:58.91 (181.1838297, 54.699695899999995)