RA/DEC (2000)
14:28:35.521 -37:35:39.39
217.148005455 -37.5942745455
Type
SN Ia-pec
Redshift
0.012
Discovery ReportClassification Report
Related AstroNotes: 2024-97, 2024-110, 2024-145
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2024-04-10 04:04:46.272
TNS AT
Y
Public
Y
Discovery Mag
17.376
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, P. Ramsden, C. R. Angus (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, J. Gillanders, L. Rhodes, A. Andersson, H. Stevance (Oxford), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2024gep - 2024-06-01 03:28:37 ESO-NTT / EFOSC2-NTT (ePESSTO+)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

 ▌ATLAS-CHL_ATLAS-04_orange_
 ▌LCO1m_Sinistro_r_
   
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
17223 2024-06-01 03:28:37 ESO-NTT / EFOSC2-NTT 1799 Katja Matilainen, Christian Vassallo, Timo Kravtsov Tom Killestein, Hanin Kuncarayakti, Niilo Koivisto, Panos Charalamopopoulos ePESSTO+ tns_2024gep_2024-06-01_03-28-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2024gep_2024-06-01_03-28-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2024-04-07 10:01:00 - 2024-04-10 04:04:46 2460407.91736 - 2460410.66998 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
400117 2024-04-10 04:04:46 2460410.66998 17.376 0.026 19.71 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 110 Robot
400116 2024-04-07 10:01:00 2460407.91736 19.51 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 110 Robot [Last non detection]
r-Sloan LCO1m_Sinistro 2024-04-10 13:53:45 - 2024-04-10 13:53:45 2460411.0789931 - 2460411.0789931 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
400291 2024-04-10 13:53:45 2460411.0789931 17.21 0.03 ABMag r-Sloan LCO1m_Sinistro 20 LCOGTbot
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 Bibcode Unreal Auto classification
207402 2024-04-11 11:08:36 Ismael Perez-Fournon F. Poidevin and I. Pérez Fournon (IAC and ULL) et al. SGLF SGLF 14:28:35.525 -37:35:39.38 2024-04-10 13:53:45.000 17.21 r-Sloan PSN IC 4421 SGLF Las Cumbres Observatory r' imaging of AT 2024gep (ATLAS24foi), a supernova candidate in IC 4421 with early excess emission in the ATLAS light curve (see Srivastav et al., AstroNote 2024-97). LCOGT finding chart: https://www.wis-tns.org/system/files/comment_files/AT2024gep_LCOGT_Siding_Spring_r_10Apr2024.png N
207309 2024-04-10 08:02:16 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 14:28:35.521 -37:35:39.39 2024-04-10 04:04:46.272 17.376 orange-ATLAS PSN ATLAS24foi ATLAS 2024TNSTR1005....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
17136 2024-06-01 16:44:03 ePESSTOplus_Bot1 Katja Matilainen, Christian Vassallo, Timo Kravtsov, Tom Killestein, Hanin Kuncarayakti, Niilo Koivisto, Panos Charalamopopoulos, Ofer Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia-pec 0.012 1 Add ePESSTO+ 2024TNSCR1758....1M
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
17223 2024-06-01 03:28:37 ESO-NTT / EFOSC2-NTT 1799 Katja Matilainen, Christian Vassallo, Timo Kravtsov Tom Killestein, Hanin Kuncarayakti, Niilo Koivisto, Panos Charalamopopoulos ePESSTO+ tns_2024gep_2024-06-01_03-28-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2024gep_2024-06-01_03-28-37_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

Ismael
Perez-Fournon

Sun, 12/22/2024 - 17:58

Las Cumbres Observatory r' imaging

Las Cumbres Observatory, Siding Spring Observatory node, 1m telescope and Sinistro camera, r', 20 sec, 2024-04-10 13:53:45 UT


F. Poidevin and I. Pérez Fournon (SGLF; IAC and ULL)

AT2024gep_LCOGT_Siding_Spring_r_10Apr2024.png