RA/DEC (2000)
19:14:23.158 -54:33:49.17
288.59649 -54.563658
Type
SN Ia
Redshift
0.017129
Discovery ReportClassification Report
Related AstroNotes: 2023-108
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2023-05-07 06:09:50.112
TNS AT
Y
Public
Y
Discovery Mag
17.617
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), J. Anderson (ESO), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, S. Srivastav, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's University Belfast), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (TUM/MPA), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2023hri - 2023-05-10 21:42:36 Other / Other (MeerLICHT)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_orange
 ▌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
14964 2023-05-10 21:42:36 Other / Other 1500 Orapeleng Mogawana Orapeleng Mogawana MeerLICHT tns_2023hri_2023-05-10_21-42-35.557_Other_Other_MeerLICHT.dat Object The spectrum was taken with the SAAO's 1-m Lesedi-MOOKODI low-resolution spectrograph and imager using a 2" slit and an average spectral resolution of R = 374.4.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2023-05-07 06:09:50 - 2023-05-07 06:09:50 2460071.75683 - 2460071.75683 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
340996 2023-05-07 06:09:50 2460071.75683 17.617 0.101 18.37 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2023-05-06 00:05:19 - 2023-05-06 00:05:19 2460070.50369 - 2460070.50369 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
340995 2023-05-06 00:05:19 2460070.50369 16.45 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
Clear- Other_Other 2018-09-09 03:13:51 - 2023-05-14 08:19:32 2458370.63462 - 2460078.8469 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
342223 2023-05-14 08:19:32 2460078.8469 15.9 18.8 VegaMag Clear- Other_Other 180 Robot MASTER-OAFA
342222 2023-05-14 07:52:39 2460078.82823 15.8 18.8 VegaMag Clear- Other_Other 180 Robot MASTER-OAFA
342221 2018-09-09 03:13:51 2458370.63462 19.9 VegaMag Clear- Other_Other 540 Robot [Last non detection] MASTER-OAFA
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
177420 2023-05-14 11:07:15 MASTER K.Zhirkov, V. Lipunov, V.Kornilov et al. MASTER MASTER 19:14:23.170 -54:33:50.10 2023-05-14 07:52:39.072 15.8 Clear- PSN MASTER OT J191423.17-543350.1 MASTER N
176803 2023-05-07 16:38:40 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 19:14:23.158 -54:33:49.17 2023-05-07 06:09:50.112 17.617 orange-ATLAS PSN ATLAS23kat ATLAS 2023TNSTR1021....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
14890 2023-05-15 19:53:02 Orapeleng Mogawana Orapeleng Mogawana(UCT/SAAO), Paul Groot (Radboud/UCT/SAAO) MeerLICHT SN Ia 0.017129 1 2 BlackGEM, MeerLICHT Our supernova template matching analysis using SNID (Blondin & Tonry 2007) suggests this is a normal Type Ia supernova, observed 7 before maximum brightness. The reported redshift is taken from the host galaxy. 2023TNSCR1111....1M
Related files
File Comments Last Modified (UT) Modified By
tns_2023hri_classrep_14890_MeerLICHT.ps 2023-05-15 19:53:02 Orapeleng Mogawana
tns_2023hri_classrep_14890_GaiaAlerts.pdf Results from supernova templating matching using the Next Generation SuperFit in Python (NGSF) - a software for the spectral classification of Supernovae based on Andy Howell's Superfit. 2023-05-15 20:18:19 Orapeleng Mogawana
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
14964 2023-05-10 21:42:36 Other / Other 1500 Orapeleng Mogawana Orapeleng Mogawana MeerLICHT tns_2023hri_2023-05-10_21-42-35.557_Other_Other_MeerLICHT.dat Object The spectrum was taken with the SAAO's 1-m Lesedi-MOOKODI low-resolution spectrograph and imager using a 2" slit and an average spectral resolution of R = 374.4.

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