2021aexy

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Information

Transient

Name: SN2021aexy
Right ascension: 3h15m53.85s
Declination: -23d02m41.31s
Discovery Date: Nov. 19, 2021, 6:33 a.m.
Classification: SN Ia
Redshift: 0.039000
MW E(B-V): 0.015

Host

Name: 2021aexy
Right ascension: 3h15m54.43s
Declination: -23d02m37.33s
Redshift: None
Photometric Redshift: 0.164
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.58
Cutout download processed 8.38
Global aperture construction processed 0.9
Local aperture photometry processed 5.17
Global aperture photometry processed 5.45
Validate local photometry processed 0.03
Validate global photometry processed 13.82
Host information processed 0.08
Global host SED inference processed 437.31
Local host SED inference processed 509.02
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 3h15m53.85s, -23d02m41.31s
semi major axis, semi minor axis (arcsec) = 2.59, 2.59
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 2.88 0.13 22.753 0.049 AB
PanSTARRS_g 2.68 0.65 22.831 0.264 AB
PanSTARRS_r 3.48 0.76 22.545 0.236 AB
DES_r 3.88 0.18 22.429 0.051 AB
PanSTARRS_i 4.74 0.84 22.210 0.193 AB
PanSTARRS_z 4.23 1.54 22.335 0.395 AB
DES_z 5.54 0.63 22.042 0.124 AB
PanSTARRS_y -10.83 3.57 AB

Aperture details

RA, DEC (J2000) = 3h15m54.38s, -23d02m37.04s
semi major axis, semi minor axis (arcsec) = 16.13, 7.95
angle (degrees, anti-clockwise from east) = -98.09

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 24.13 3.53 20.444 0.159 AB
GALEX_NUV 25.04 1.13 20.403 0.049 AB
DES_g 115.75 0.62 18.741 0.006 AB
PanSTARRS_g 137.84 2.9 18.552 0.023 AB
PanSTARRS_r 140.28 3.26 18.533 0.025 AB
DES_r 167.82 0.85 18.338 0.005 AB
PanSTARRS_i 196.13 3.63 18.169 0.020 AB
PanSTARRS_z 223.71 6.61 18.026 0.032 AB
DES_z 211.55 2.98 18.086 0.015 AB
PanSTARRS_y 199.47 15.1 18.150 0.082 AB
2MASS_J 132.14 344.49 17.703 2.831 Vega
2MASS_H -379.77 625.28 Vega
2MASS_K 180.08 656.3 16.424 3.957 Vega
WISE_W1 210.78 15.26 15.391 0.079 Vega
WISE_W2 191.74 22.16 14.854 0.125 Vega
WISE_W3 177.45 95.04 13.103 0.581 Vega
WISE_W4 -803.59 532.25 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})\, 7.032 7.379 7.618
{\rm log}_{10}({\rm SFR}) -2.203 -1.727 -1.145
{\rm log}_{10}({\rm sSFR}) -9.725 -9.093 -8.107
{\rm stellar\ age} 0.304 4.521 6.908

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.557 -0.883 -0.169
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.384 -0.788 -0.187

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.851 1.273 1.932
\delta -0.002 0.195 0.328
\tau_1/\tau_2 0.668 1.057 1.475
Q_{PAH} 0.844 2.703 5.481
U_{min} 2.806 8.235 16.133
{\rm log}_{10}(\gamma_e)\, -2.980 -1.962 -0.854

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.387 -0.302 0.290
{\rm log}_{10}(\tau_{AGN})\, 1.162 1.513 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.352 -1.767 -1.232
0.03-0.10 Gyr -2.570 -1.887 -1.152
0.10-0.33 Gyr -3.211 -2.174 -1.614
0.33-1.09 Gyr -4.409 -2.506 -2.011
1.09-3.61 Gyr -5.432 -2.733 -2.253
3.61-11.91 Gyr -5.993 -2.884 -2.328
11.91-13.23 Gyr -5.741 -2.922 -2.176

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.731 8.985 9.142
{\rm log}_{10}({\rm SFR}) -2.005 -0.680 -0.361
{\rm log}_{10}({\rm sSFR}) -10.900 -9.699 -9.299
{\rm stellar\ age} 1.957 5.547 7.600

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.683 -1.240 -0.745
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.570 -1.159 -0.662

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.482 0.704 0.908
\delta 0.201 0.317 0.375
\tau_1/\tau_2 0.392 0.751 1.153
Q_{PAH} 1.763 3.511 5.389
U_{min} 2.579 7.791 15.634
{\rm log}_{10}(\gamma_e)\, -3.394 -2.331 -1.353

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.153 -1.416 -1.013
{\rm log}_{10}(\tau_{AGN})\, 0.917 1.325 1.778

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.910 -1.782 -1.097
0.03-0.10 Gyr -2.007 -0.547 -0.207
0.10-0.33 Gyr -0.728 -0.278 0.165
0.33-1.09 Gyr -1.766 -0.839 -0.456
1.09-3.61 Gyr -2.516 -1.036 -0.700
3.61-11.91 Gyr -2.858 -1.174 -0.793
11.91-13.23 Gyr -3.005 -1.086 -0.388