2021ssm results

Information

Transient
Name:2021ssm
Right ascension: 23h21m51.54s
Declination:-23d24m40.25s
Discovery Date:None
Classification:SNIa
Redshift:0.090000
MW E(B-V):0.020
Host
Name:J232151.27-232429.59
Object ID:79913504636000478
Catalog Name:panstarrs
Catalog Release:dr2
Right ascension: 23h21m51.27s
Declination:-23d24m29.59s
Redshift:None
Photometric Redshift:None
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 7.46
Transient MWEBV processed 0.03
Host match processed 5.82
Host information processed 0.14
Host MWEBV processed 0.88
Host spectrum download processed 0.07
Global aperture construction processed 1.01
Global aperture photometry processed 5.35
Validate global photometry processed 15.39
Global host SED inference processed 571.18
Local aperture photometry processed 5.1
Validate local photometry processed 0.03
Local host SED inference processed 379.53
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.093 9.336 9.474
{\rm log}_{10}({\rm SFR}) -1.899 -0.896 -0.094
{\rm log}_{10}({\rm sSFR}) -11.241 -10.254 -9.204
{\rm stellar\ age} 2.318 6.401 7.858

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.288 -0.603 -0.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.556 -0.754 0.054

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.537 1.062 1.642
\delta -0.507 -0.145 0.209
\tau_1/\tau_2 0.719 1.040 1.378
Q_{PAH} 0.999 2.492 4.534
U_{min} 2.876 8.365 16.409
{\rm log}_{10}(\gamma_e)\, -2.846 -1.761 -0.647

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.186 -2.550 -0.543
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.480 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.623 -1.168 -0.479
0.03-0.10 Gyr -2.008 -0.915 -0.031
0.10-0.33 Gyr -1.893 -0.892 -0.146
0.33-1.06 Gyr -1.959 -0.886 -0.309
1.06-3.47 Gyr -2.205 -0.747 -0.372
3.47-11.32 Gyr -2.325 -0.605 -0.356
11.32-12.58 Gyr -2.400 -0.637 -0.064

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.742 10.822 10.893
{\rm log}_{10}({\rm SFR}) -0.985 -0.218 0.240
{\rm log}_{10}({\rm sSFR}) -11.832 -11.042 -10.563
{\rm stellar\ age} 6.573 7.441 8.715

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.531 -0.224 -0.004
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.609 -0.602 0.215

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.427 0.635 0.896
\delta -0.149 0.155 0.326
\tau_1/\tau_2 0.514 0.795 1.087
Q_{PAH} 0.209 0.623 1.337
U_{min} 2.737 7.574 15.638
{\rm log}_{10}(\gamma_e)\, -3.279 -2.499 -1.129

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.594 -2.133 -1.466
{\rm log}_{10}(\tau_{AGN})\, 0.767 0.935 1.360

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.122 -0.195 0.380
0.03-0.10 Gyr -1.205 -0.329 0.170
0.10-0.33 Gyr -1.056 -0.266 0.231
0.33-1.06 Gyr -0.664 0.075 0.512
1.06-3.47 Gyr -0.150 0.518 0.927
3.47-11.32 Gyr 0.751 1.007 1.134
11.32-12.58 Gyr 0.377 0.990 1.556
 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h21m51.54s, -23d24m40.25s
semi major axis, semi minor axis (arcsec):1.19, 1.19
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 12.76 0.23 21.135 0.019 AB
PanSTARRS_r 25.84 0.41 20.369 0.017 AB
PanSTARRS_i 37.5 0.49 19.965 0.014 AB
DES_i 41.64 0.65 19.851 0.017 AB
PanSTARRS_z 47.12 1.11 19.717 0.025 AB
DES_z 60.37 2.31 19.448 0.042 AB
PanSTARRS_y 52.0 2.49 19.610 0.052 AB

Aperture details

RA, DEC (J2000):23h21m51.26s, -23d24m29.34s
semi major axis, semi minor axis (arcsec):6.89, 4.51
angle (degrees, anti-clockwise from east):234.32
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.64 2.15 22.234 0.503 AB
GALEX_NUV 5.63 2.29 22.024 0.442 AB
DES_g 271.04 1.05 17.817 0.004 AB
PanSTARRS_g 304.36 1.4 17.692 0.005 AB
PanSTARRS_r 645.9 1.94 16.875 0.003 AB
PanSTARRS_i 927.01 2.28 16.482 0.003 AB
DES_i 915.58 3.05 16.496 0.004 AB
PanSTARRS_z 1167.79 5.13 16.232 0.005 AB
DES_z 1181.64 10.23 16.219 0.009 AB
PanSTARRS_y 1433.49 11.49 16.009 0.009 AB
2MASS_J 2485.81 116.95 14.516 0.051 Vega
2MASS_H 2799.72 189.04 13.915 0.073 Vega
2MASS_K 2783.59 214.85 13.451 0.084 Vega
WISE_W1 1676.67 24.16 13.140 0.016 Vega
WISE_W2 1109.63 29.89 12.948 0.029 Vega
WISE_W3 472.7 73.25 12.040 0.168 Vega
WISE_W4 903.87 571.86 9.890 0.687 Vega