2023vch

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Information

Transient

Name: SN2023vch
Right ascension: 5h14m36.71s
Declination: -23d48m26.13s
Discovery Date: Oct. 15, 2023, 10:33 a.m.
Classification: SN Ia-pec
Redshift: 0.035164
MW E(B-V): 0.028

Host

Name: 2023vch
Right ascension: 5h14m36.44s
Declination: -23d48m26.26s
Redshift: 0.035164
Photometric Redshift: 0.046
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.76
Cutout download processed 6.7
Global aperture construction processed 0.58
Local aperture photometry processed 4.68
Global aperture photometry processed 4.75
Validate local photometry processed 0.02
Validate global photometry processed 12.79
Host information processed 0.09
Global host SED inference processed 417.09
Local host SED inference processed 438.97
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status processed None
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 5h14m36.71s, -23d48m26.13s
semi major axis, semi minor axis (arcsec) = 2.86, 2.86
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 225.96 0.45 18.015 0.002 AB
PanSTARRS_g 205.68 0.87 18.117 0.005 AB
PanSTARRS_r 426.75 1.08 17.325 0.003 AB
PanSTARRS_i 592.64 0.93 16.968 0.002 AB
PanSTARRS_z 755.45 2.44 16.704 0.004 AB
DES_z 879.76 2.98 16.539 0.004 AB
PanSTARRS_y 934.54 4.84 16.474 0.006 AB
2MASS_H 1715.49 93.44 14.446 0.059 Vega

Aperture details

RA, DEC (J2000) = 5h14m36.42s, -23d48m26.10s
semi major axis, semi minor axis (arcsec) = 8.51, 6.61
angle (degrees, anti-clockwise from east) = -73.72

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.92 3.04 21.524 0.370 AB
GALEX_NUV 19.84 4.1 20.656 0.224 AB
DES_g 1129.6 1.01 16.268 0.001 AB
PanSTARRS_g 1137.25 2.25 16.260 0.002 AB
PanSTARRS_r 2379.56 2.76 15.459 0.001 AB
PanSTARRS_i 3311.64 2.37 15.100 0.001 AB
PanSTARRS_z 4213.36 6.18 14.838 0.002 AB
DES_z 4558.51 6.81 14.753 0.002 AB
PanSTARRS_y 5156.24 12.16 14.619 0.003 AB
2MASS_J 6826.9 194.3 13.420 0.031 Vega
2MASS_H 8238.15 292.42 12.743 0.039 Vega
2MASS_K 6772.35 356.55 12.485 0.057 Vega
WISE_W1 3039.25 32.83 12.494 0.012 Vega
WISE_W2 1632.29 34.31 12.529 0.023 Vega
WISE_W3 412.55 111.11 12.187 0.292 Vega
WISE_W4 -256.35 646.15 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.523 9.666 9.776
{\rm log}_{10}({\rm SFR}) -1.305 -0.662 -0.051
{\rm log}_{10}({\rm sSFR}) -11.017 -10.326 -9.649
{\rm stellar\ age} 5.225 7.283 9.282

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.959 -0.401 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.701 -0.544 0.148

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.340 0.799 1.295
\delta -0.676 -0.339 -0.029
\tau_1/\tau_2 0.605 0.972 1.315
Q_{PAH} 0.503 2.092 4.673
U_{min} 2.509 7.373 14.330
{\rm log}_{10}(\gamma_e)\, -3.411 -2.377 -1.126

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.198 -2.501 -0.613
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.435 1.867

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.232 -0.550 -0.115
0.03-0.10 Gyr -1.613 -0.762 -0.029
0.10-0.33 Gyr -1.610 -0.739 -0.044
0.33-1.09 Gyr -1.414 -0.621 -0.074
1.09-3.62 Gyr -1.187 -0.411 -0.102
3.62-11.96 Gyr -0.751 -0.294 -0.083
11.96-13.29 Gyr -0.827 -0.188 0.501

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.378 10.443 10.542
{\rm log}_{10}({\rm SFR}) -2.109 -0.984 -0.354
{\rm log}_{10}({\rm sSFR}) -12.512 -11.415 -10.768
{\rm stellar\ age} 7.528 8.353 11.711

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.830 -0.604 -0.465
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.690 -0.871 0.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.298 0.436 0.611
\delta -0.867 -0.613 -0.273
\tau_1/\tau_2 0.384 0.818 1.277
Q_{PAH} 0.168 0.577 1.322
U_{min} 3.157 8.426 15.653
{\rm log}_{10}(\gamma_e)\, -3.516 -2.846 -1.961

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.569 -3.932 -3.157
{\rm log}_{10}(\tau_{AGN})\, 1.030 1.514 1.923

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.747 -0.972 -0.345
0.03-0.10 Gyr -2.544 -1.167 -0.355
0.10-0.33 Gyr -2.830 -1.215 -0.365
0.33-1.09 Gyr -2.926 -1.127 -0.342
1.09-3.62 Gyr -1.833 -0.339 0.351
3.62-11.96 Gyr -0.116 0.576 0.708
11.96-13.29 Gyr 0.105 0.807 1.584