2021ssh

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Information

Transient

Name: AT2021ssh
Right ascension: 20h09m19.57s
Declination: -2d13m47.07s
Discovery Date: June 7, 2021, 12:53 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.162

Host

Name: 2021ssh
Right ascension: 20h09m19.48s
Declination: -2d13m49.42s
Redshift: None
Photometric Redshift: 0.124
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 4.22
Cutout download processed 2.46
Global aperture construction processed 0.65
Local aperture photometry processed 3.51
Global aperture photometry processed 3.95
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.14
Host information processed 0.09
Global host SED inference processed 641.14
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.13
Processing status blocked N/A N/A
 

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) = 20h09m19.57s, -2d13m47.07s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 20h09m19.50s, -2d13m48.80s
semi major axis, semi minor axis (arcsec) = 9.28, 4.43
angle (degrees, anti-clockwise from east) = -143.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 115.06 1.52 18.748 0.014 AB
PanSTARRS_r 163.48 1.81 18.366 0.012 AB
PanSTARRS_i 232.26 1.68 17.985 0.008 AB
PanSTARRS_z 261.56 4.49 17.856 0.019 AB
PanSTARRS_y 220.29 11.99 18.043 0.059 AB
2MASS_J 459.81 185.62 16.349 0.438 Vega
2MASS_H 663.6 299.6 15.478 0.490 Vega
2MASS_K 387.13 351.64 15.593 0.986 Vega
WISE_W1 152.56 56.05 15.742 0.399 Vega
WISE_W2 98.08 34.4 15.582 0.381 Vega
WISE_W3 222.08 101.17 12.860 0.495 Vega
WISE_W4 1126.46 709.94 9.651 0.684 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.731 9.922 10.122
{\rm log}_{10}({\rm SFR}) -0.660 0.181 1.107
{\rm log}_{10}({\rm sSFR}) -10.616 -9.787 -8.716
{\rm stellar\ age} 0.522 1.961 5.176

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.772 -1.293 -0.694
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.746 -0.815 0.229

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.191 0.460 0.855
\delta -0.615 -0.146 0.213
\tau_1/\tau_2 0.435 0.902 1.379
Q_{PAH} 0.668 2.591 4.939
U_{min} 2.942 8.499 16.365
{\rm log}_{10}(\gamma_e)\, -3.290 -2.139 -0.889

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.807 -1.811 -0.924
{\rm log}_{10}(\tau_{AGN})\, 0.876 1.269 1.794

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.773 -0.076 0.312
0.03-0.10 Gyr -1.609 0.199 1.253
0.10-0.32 Gyr -0.892 0.707 1.329
0.32-1.05 Gyr -1.051 0.555 1.071
1.05-3.39 Gyr -2.812 -0.402 0.367
3.39-10.95 Gyr -3.869 -1.052 0.002
10.95-12.17 Gyr -4.327 -1.038 0.183