RA/DEC (2000)
15:02:34.229 +34:53:02.25
225.6426191 +34.8839595
Type
SN Ibn
Redshift
0.06
Discovery ReportClassification Report
Related AstroNotes: 2025-136
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-04-24 10:11:10.752
TNS AT
Y
Public
Y
Discovery Mag
19.237
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_2025imp - 2025-05-04 23:03:47 NOT / ALFOSC (None)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-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_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
20979 2025-05-04 23:03:47 NOT / ALFOSC Niko Pyykkinen None tns_2025imp_2025-05-04_23-03-46.789_NOT_ALFOSC_None.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-03-04 02:05:37 - 2025-05-02 21:23:44 2460373.58723 - 2460798.39148 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
485669 2025-05-02 21:23:44 2460798.39148 17.91 ABMag Clear- LAST_LAST-Cam 400
485668 2024-03-04 02:05:37 2460373.58723 21.84 ABMag Clear- LAST_LAST-Cam 7820 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-03-10 06:12:49 - 2025-05-06 21:36:33 2460744.758897 - 2460802.400378 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487064 2025-05-06 21:36:33 2460802.400378 18.18 0.06 ABMag L-GOTO GOTO-N_GOTO-1 360
487063 2025-03-10 06:12:49 2460744.758897 19.8 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-22 12:05:19 - 2025-05-01 09:40:40 2460788.0036921 - 2460796.9032407 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
485268 2025-05-01 09:40:40 2460796.9032407 17.6507 0.0418195 ABMag r-ZTF P48_ZTF-Cam
485266 2025-04-22 12:05:19 2460788.0036921 20.0869 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-04-25 09:24:40 - 2025-04-25 09:24:40 2460790.8921296 - 2460790.8921296 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
485267 2025-04-25 09:24:40 2460790.8921296 18.2377 0.068728 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-04-21 15:01:28 - 2025-04-24 10:11:11 2460787.12602 - 2460789.92443 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484449 2025-04-24 10:11:11 2460789.92443 19.237 0.15 19.49 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
484448 2025-04-21 15:01:28 2460787.12602 19.14 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 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
254360 2025-05-07 10:36:46 GOTO_bot D. O'Neill,J. Lyman,K. Ackley et al. GOTO GOTO 15:02:34.226 +34:53:02.37 2025-05-06 21:36:32.832 18.18 L-GOTO Other GOTO25cix GOTO N
253460 2025-05-02 21:39:43 LAST_Bot1 R. Konno (WIS),E. A. Zimmerman (WIS),A. Horowicz (WIS) et al. LAST LAST 15:02:34.215 +34:53:02.79 2025-05-02 21:23:43.872 17.91 Clear- PSN LAST N
253276 2025-05-01 11:02:59 Fritz Jacob Wise (LJMU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 15:02:34.229 +34:53:02.25 2025-04-25 09:24:39.997 18.2377 g-ZTF PSN ZTF25aaompnz ZTF N
252806 2025-04-27 19:49:16 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 15:02:34.228 +34:53:02.32 2025-04-24 10:11:10.752 19.237 orange-ATLAS PSN ATLAS25ehq ATLAS 2025TNSTR1548....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
20979 2025-05-05 09:18:09 Miika Pursiainen Miika Pursiainen, Tom KIllestein (Warwick), Shubham Srivastav (Oxford) None SN Ibn 0.06 1 The spectrum shows narrow HeI lines and is overall consistent with Type Ibn SNe at a redshift of about 0.06. 2025TNSCR1679....1P
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
20979 2025-05-04 23:03:47 NOT / ALFOSC Niko Pyykkinen None tns_2025imp_2025-05-04_23-03-46.789_NOT_ALFOSC_None.dat Object

Comments

TNS
System

Thu, 05/01/2025 - 11:03

Object coordinates updated

Object coordinates updated according to AT-report 253276 of Group ZTF
Previous RA, DEC: 15:02:34.228, +34:53:02.32 (225.642616216, +34.883977027)
Updated RA, DEC: 15:02:34.229, +34:53:02.25 (225.6426191, +34.8839595)