RA/DEC (2000)
03:44:30.210 -44:37:57.25
56.125875 -44.632569
Type
SN Ia
Redshift
0.003898
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2021-06-10 10:33:36.000
TNS AT
Y
Public
Y
Host Name
NGC 1448
Host Redshift
0.003896
Discovery Mag
13.5
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2021pit - 2021-06-21 09:37:52 Other / Other (None)z=
 ▌SN_2021pit - 2021-06-20 09:55:18 Other / Other (None)z=
 ▌SN_2021pit - 2021-06-19 09:48:06 Other / Other (None)z=
 ▌SN_2021pit - 2021-06-12 09:44:12 Other / Other (None)z=
 ▌SN_2021pit - 2021-06-11 10:15:00 SOAR / Goodman (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
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▌Show N II at z=vexp= km/s
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▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
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▌Show O V at z=vexp= km/s
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▌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
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ASASSN-3_Paczynski_g
 ▌Gaia_Gaia-photometric_G
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-MLO_ATLAS-01_cyan
 ▌ASASSN-2_Cassius_g
 ▌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
9951 2021-06-21 09:37:52 Other / Other 3600 S. Charbonnel O. Garde None tns_2021pit_2459386.9013_Other_Other.dat tns_2021pit_2459386.9013_Other_Other.fits Object 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex
9950 2021-06-20 09:55:18 Other / Other 3600 S. Charbonnel O. Garde None tns_2021pit_2459385.9134_Other_Other.dat tns_2021pit_2459385.9134_Other_Other.fits Object 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex
9923 2021-06-19 09:48:06 Other / Other 3000 S. Charbonnel - P. Le Dû Olivier Garde None tns_2021pit_2459384.9084_Other_Other.dat tns_2021pit_2459384.9084_Other_Other.fits Object 2SPOT spectrum taken with a RC 12 inch, an Alpy 600 spectrograph R=570 and ATIK 414 ex camera in remote from Chile at Deep Sky Chile. (Stephane Charbonnel, Pascal Le Dû, Olivier Garde, Lionel Mulato, Thomas Petit 2SPOT team)
9874 2021-06-12 09:44:12 Other / Other 3000 Olivier GARDE,L.Mulato,P.LeDu,Scharbonnel,TomPetit Olivier Garde None tns_2021pit_2459377.9057_Other_Other.dat Object First SN spectra from "2SPOT" a remote amateur telescope in Chile. RC 12" + Alpy spectrograph (Shelyak instruments Fr) and Atik 414 Ex camera Made with ISIS V6.1.1
9858 2021-06-11 10:15:00 SOAR / Goodman R. Cartier/A. Glazier/J. Espinoza R. Cartier/C. Contreras None tns_2021pit_2021-06-11_10-15-00_SOAR_Goodman.asci Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-Sloan ASASSN-3_Paczynski 2021-06-10 10:33:36 - 2021-06-10 10:33:36 2459375.94 - 2459375.94 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
220129 2021-06-10 10:33:36 2459375.94 13.5 ABMag g-Sloan ASASSN-3_Paczynski
G-Gaia Gaia_Gaia-photometric 2021-05-21 15:56:10 - 2021-06-30 20:55:41 2459356.164 - 2459396.372 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
224551 2021-06-30 20:55:41 2459396.372 12.85 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
224550 2021-05-21 15:56:10 2459356.164 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2021-02-22 05:42:43 - 2021-02-22 05:42:43 2459267.738 - 2459267.738 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
235768 2021-02-22 05:42:43 2459267.738 18.96 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-MLO_ATLAS-01 2021-08-17 14:24:00 - 2021-08-17 14:24:00 2459444.1 - 2459444.1 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
235769 2021-08-17 14:24:00 2459444.1 14.907 0.009 19.43 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
g-Sloan ASASSN-2_Cassius 2021-04-22 23:02:24 - 2021-04-22 23:02:24 2459327.46 - 2459327.46 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
220128 2021-04-22 23:02:24 2459327.46 17 ABMag g-Sloan ASASSN-2_Cassius [Last non detection]
Clear- Other_Other 2015-03-15 18:56:10 - 2021-10-06 01:03:16 2457097.289 - 2459493.54393 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
245582 2021-10-06 01:03:16 2459493.54393 15.3 20.6 VegaMag Clear- Other_Other 180 Robot MASTER-SAAO
245581 2021-10-06 00:56:36 2459493.5393 15.1 20.9 VegaMag Clear- Other_Other 180 Robot MASTER-SAAO
245580 2015-03-15 18:56:10 2457097.289 22 VegaMag Clear- Other_Other 540 Robot [Last non detection] MASTER-SAAO
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
125263 2021-10-06 06:57:41 MASTER T.Pogrosheva, K.Zhirkov, Ya.Kechin et al. MASTER MASTER 03:44:30.200 -44:37:57.30 2021-10-06 00:56:35.520 15.1 Clear- PSN MASTER OT J034430.20-443757.3 MASTER N
120836 2021-08-18 00:30:25 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 03:44:30.205 -44:37:57.09 2021-08-17 14:24:00.000 14.907 cyan-ATLAS PSN ATLAS21bgmx ATLAS N
115375 2021-07-01 16:46:48 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 03:44:30.210 -44:37:57.25 2021-06-30 20:55:40.800 12.85 G-Gaia PSN Gaia21dby GaiaAlerts confirmed SN Ia N
112954 2021-06-10 13:13:10 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 03:44:30.166 -44:37:57.07 2021-06-10 10:33:36.000 13.5 g-Sloan PSN NGC 1448 ASASSN-21kl ASAS-SN Bright, nearby SN candidate, on the rise 2021TNSTR1989....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
9934 2021-06-22 12:14:51 Olivier GARDE Olivier GARDE None SN Ia 1 1 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex 2021TNSCR2167....1G
Related files
File Comments Last Modified (UT) Modified By
tns_2021pit_classrep_9934.dat 2021-06-22 12:14:51 Olivier GARDE
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
9951 2021-06-21 09:37:52 Other / Other 3600 S. Charbonnel O. Garde None tns_2021pit_2459386.9013_Other_Other.dat tns_2021pit_2459386.9013_Other_Other.fits Object 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex
9933 2021-06-22 12:12:17 Olivier GARDE Olivier GARDE None SN Ia 1 1 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex 2021TNSCR2167....1G
Related files
File Comments Last Modified (UT) Modified By
tns_2021pit_classrep_9933.dat 2021-06-22 12:12:17 Olivier GARDE
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
9950 2021-06-20 09:55:18 Other / Other 3600 S. Charbonnel O. Garde None tns_2021pit_2459385.9134_Other_Other.dat tns_2021pit_2459385.9134_Other_Other.fits Object 2SPOT spectrum from DEEP SKY CHILI (S. Charbonnel, O. Garde, P. Le Dû, L. Mulato, T. Petit) Taken with a RC12 + Alpy 600 Spectrograph R=570, ATIK 414ex
9915 2021-06-20 12:40:07 Olivier GARDE Olivier GARDE None SN Ia 1 1 2021TNSCR2137....1G
Related files
File Comments Last Modified (UT) Modified By
tns_2021pit_classrep_9915.dat 2021-06-20 12:40:08 Olivier GARDE
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
9923 2021-06-19 09:48:06 Other / Other 3000 S. Charbonnel - P. Le Dû Olivier Garde None tns_2021pit_2459384.9084_Other_Other.dat tns_2021pit_2459384.9084_Other_Other.fits Object 2SPOT spectrum taken with a RC 12 inch, an Alpy 600 spectrograph R=570 and ATIK 414 ex camera in remote from Chile at Deep Sky Chile. (Stephane Charbonnel, Pascal Le Dû, Olivier Garde, Lionel Mulato, Thomas Petit 2SPOT team)
9866 2021-06-13 13:01:06 Daniel Verilhac Olivier Garde, Pascal Le Dû None SN Ia 1 First SN spectra from "2SPOT" a remote amateur telescope in Chile. RC 12" + Alpy spectrograph (Shelyak instruments Fr) and Atik 414 Ex camera 2021TNSCR2048....1G
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
9874 2021-06-12 09:44:12 Other / Other 3000 Olivier GARDE,L.Mulato,P.LeDu,Scharbonnel,TomPetit Olivier Garde None tns_2021pit_2459377.9057_Other_Other.dat Object First SN spectra from "2SPOT" a remote amateur telescope in Chile. RC 12" + Alpy spectrograph (Shelyak instruments Fr) and Atik 414 Ex camera Made with ISIS V6.1.1
9850 2021-06-11 11:59:04 Regis Cartier R. Cartier (CTIO), A. Glazier (UNC), C. Contreras (Las Campanas), J. Espinoza (SOAR) None SN Ia 0.003898 1 Young SN Ia at about -10 days relative to maximum brightness in the nearby galaxy NGC 1448, the same host galaxy of SN 2001el and SN 2003hn. We report the detection of C II 6580 line and Si II at an expansion velocity of 13645 km/s measured from the minimum of the line. 2021TNSCR2019....1C
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
9858 2021-06-11 10:15:00 SOAR / Goodman R. Cartier/A. Glazier/J. Espinoza R. Cartier/C. Contreras None tns_2021pit_2021-06-11_10-15-00_SOAR_Goodman.asci Object

Comments

TNS
System

Thu, 07/01/2021 - 16:30

Object coordinates updated

Object coordinates updated according to AT-report 115375 of Group GaiaAlerts
Previous RA, DEC: 03:44:30.166, -44:37:57.07 (56.12569, -44.63252)
Updated RA, DEC: 03:44:30.210, -44:37:57.25 (56.125875, -44.632569)