RA/DEC (2000)
00:02:14.647 +41:35:44.97
0.5610308 +41.5958256
Type
TDE-featureless
Redshift
0.1535
Discovery ReportClassification Report
Related AstroNotes: 2025-212
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2025-06-21 19:45:57.312
TNS AT
Y
Public
Y
Discovery Mag
19.28
Filter
Clear-
Reporter/s
Mi Zhang, Jianlin Xu, Guoyou Sun, Jiangao Ruan, Jingyuan Zhao, Wenjie Zhou, Yong Ma, Ye, Zhuoyang Chen (Xingming Obs.), Hanjie Tan (AUUK), Guangwei Wu (NAAA), Xing Gao, Ali Esamdin, Chunhai Bai, Yong Wang (XAO), on behalf of the KATS team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌TDE_2025own - 2025-06-28 00:00:00 Keck1 / LRIS (ZTF)z=
 ▌TDE_2025own - 2025-06-28 00:00:00 Keck1 / LRIS (ZTF)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

 ▌P48_ZTF-Cam_r
 ▌Other_Other_Clear
   
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
21749 2025-06-28 00:00:00 Keck1 / LRIS K. Das ZTF tns_2025own_2025-06-28_00-00-00_Keck1_LRIS_ZTF.spec Object
21521 2025-06-28 00:00:00 Keck1 / LRIS K. Das ZTF tns_2025own_2025-06-28_Keck1_LRIS_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-06-24 10:14:42 - 2025-07-03 11:09:28 2460850.926875 - 2460859.9649074 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501788 2025-07-03 11:09:28 2460859.9649074 19.7481 0.105489 ABMag r-ZTF P48_ZTF-Cam
501787 2025-06-24 10:14:42 2460850.926875 19.5774 0.130545 ABMag r-ZTF P48_ZTF-Cam
Clear- Other_Other 2025-06-21 19:45:57 - 2025-06-21 19:45:57 2460848.32358 - 2460848.32358 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498066 2025-06-21 19:45:57 2460848.32358 19.28 0.21 19.5 VegaMag Clear- Other_Other 60 Xing Gao
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
262042 2025-07-10 18:55:50 tdescore_bot Robert Stein (UMD) on behalf of the ZTF AGN/TDE working group ZTF ZTF 00:02:14.647 +41:35:44.97 2025-06-24 10:14:41.999 19.5774 r-ZTF PSN ZTF25aaxdtdm ZTF N
259988 2025-06-25 13:07:19 Mi Zhang Mi Zhang, Jianlin Xu, Guoyou Sun et al. XOSS XOSS 00:02:14.640 +41:35:44.90 2025-06-21 19:45:57.312 19.28 Clear- PSN KATS25M018 XOSS SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25m018.html 2025TNSTR2398....1Z N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21749 2025-08-11 14:34:00 Robert Stein R. Stein (JSI), K. Das (Caltech), R. Chornock (UC Berkeley), X. J. Hall (CMU), J. Carney (UNC), I. Andreoni (UNC), E. Hammerstein (UC Berkeley), X. Guo (UC Berkeley), M. Kasliwal (Caltech) on behalf of the ZTF AGN/TDE working group ZTF TDE-featureless 0.1535 1 ZTF Classification updated from TDE to TDE-featureless with same spectrum 2025TNSCR3153....1S
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
21749 2025-06-28 00:00:00 Keck1 / LRIS K. Das ZTF tns_2025own_2025-06-28_00-00-00_Keck1_LRIS_ZTF.spec Object
21521 2025-07-14 13:42:36 Robert Stein R. Stein (JSI), K. Das (Caltech), R. Chornock (UC Berkeley), X. J. Hall (CMU), J. Carney (UNC), I. Andreoni (UNC), E. Hammerstein (UC Berkeley), X. Guo (UC Berkeley), M. Kasliwal (Caltech) on behalf of the ZTF AGN/TDE working group ZTF TDE 0.1535 1 ZTF 2025TNSCR2706....1S
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
21521 2025-06-28 00:00:00 Keck1 / LRIS K. Das ZTF tns_2025own_2025-06-28_Keck1_LRIS_ZTF.spec Object

Comments

TNS
System

Thu, 07/10/2025 - 18:55

Object coordinates updated

Object coordinates updated according to AT-report 262042 of Group ZTF
Previous RA, DEC: 00:02:14.640, +41:35:44.90 (0.561, +41.595806)
Updated RA, DEC: 00:02:14.647, +41:35:44.97 (0.5610308, +41.5958256)