2023sas

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Information

Transient

Name: AT2023sas
Right ascension: 21h22m16.00s
Declination: 0d39m50.65s
Discovery Date: Aug. 25, 2023, 6:28 a.m.
Classification: AGN
Redshift: 0.187000
MW E(B-V): 0.048

Host

Name:
Right ascension: 21h22m16.00s
Declination: 0d39m50.61s
Redshift: None
Photometric Redshift: 0.272
 

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 7.21
Cutout download processed 0.07
Global aperture construction processed 0.73
Local aperture photometry processed 6.22
Global aperture photometry processed 8.59
Validate local photometry no valid phot 0.02
Validate global photometry processed 16.05
Host information processed 0.13
Global host SED inference processed 418.46
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.11
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) = 21h22m16.00s, 0d39m50.65s
semi major axis, semi minor axis (arcsec) = 0.64, 0.64
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) = 21h22m16.00s, 0d39m50.74s
semi major axis, semi minor axis (arcsec) = 3.19, 2.54
angle (degrees, anti-clockwise from east) = -148.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.48 0.31 23.476 0.226 AB
GALEX_NUV 3.54 0.32 22.528 0.099 AB
SDSS_u 5.07 2.48 22.138 0.531 AB
SDSS_g 31.41 1.7 20.157 0.059 AB
DES_g 31.27 0.19 20.162 0.007 AB
PanSTARRS_g 30.96 0.64 20.173 0.023 AB
SDSS_r 58.58 2.42 19.481 0.045 AB
PanSTARRS_r 57.94 0.76 19.493 0.014 AB
DES_r 64.58 0.32 19.375 0.005 AB
SDSS_i 90.6 3.49 19.007 0.042 AB
PanSTARRS_i 85.76 0.76 19.067 0.010 AB
PanSTARRS_z 99.38 2.31 18.907 0.025 AB
SDSS_z 128.04 9.52 18.632 0.081 AB
PanSTARRS_y 109.73 4.72 18.799 0.047 AB
2MASS_J 102.84 84.78 17.975 0.895 Vega
2MASS_H 198.12 131.18 16.790 0.719 Vega
2MASS_K 485.96 146.29 15.346 0.327 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})\, 10.016 10.151 10.291
{\rm log}_{10}({\rm SFR}) 0.129 0.604 0.994
{\rm log}_{10}({\rm sSFR}) -10.067 -9.546 -9.099
{\rm stellar\ age} 1.333 3.726 5.691

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.581 -0.839 -0.215
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.689 -0.753 0.230

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.584 1.080 1.458
\delta -0.163 0.049 0.216
\tau_1/\tau_2 0.664 1.047 1.423
Q_{PAH} 0.914 2.699 4.917
U_{min} 2.949 8.035 15.283
{\rm log}_{10}(\gamma_e)\, -3.154 -1.758 -0.739

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.822 -2.080 -0.831
{\rm log}_{10}(\tau_{AGN})\, 0.921 1.275 1.769

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.006 0.524 0.867
0.03-0.10 Gyr -0.085 0.603 1.075
0.10-0.32 Gyr 0.298 0.811 1.224
0.32-1.02 Gyr 0.127 0.698 1.129
1.02-3.23 Gyr -0.540 0.290 0.606
3.23-10.30 Gyr -1.522 -0.037 0.327
10.30-11.45 Gyr -1.614 -0.107 0.542