2021afty

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Information

Transient

Name: AT2021afty
Right ascension: 1h25m41.73s
Declination: -18d25m21.03s
Discovery Date: Nov. 8, 2021, 7:34 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name:
Right ascension: 1h25m41.73s
Declination: -18d25m21.23s
Redshift: None
Photometric Redshift: 0.174
 

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
Local host SED inference not processed None
Global host SED inference processed 945.31
Cutout download processed 1.59
Transient information processed 0.0
Host match processed 5.96
Transient MWEBV processed 0.04
Host information processed 0.13
Host MWEBV processed 0.09
Global aperture construction processed 0.64
Local aperture photometry processed 3.85
Global aperture photometry processed 3.91
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.68
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) = 1h25m41.73s, -18d25m21.03s
semi major axis, semi minor axis (arcsec) = 0.68, 0.68
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) = 1h25m41.72s, -18d25m21.00s
semi major axis, semi minor axis (arcsec) = 4.38, 3.89
angle (degrees, anti-clockwise from east) = -149.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 69.47 6.36 19.295 0.099 AB
GALEX_NUV 94.75 4.23 18.959 0.048 AB
PanSTARRS_g 248.02 1.11 17.914 0.005 AB
PanSTARRS_r 392.29 1.53 17.416 0.004 AB
PanSTARRS_i 568.77 2.1 17.013 0.004 AB
PanSTARRS_z 631.58 3.09 16.899 0.005 AB
PanSTARRS_y 718.06 6.56 16.760 0.010 AB
2MASS_J 1070.45 105.07 15.431 0.107 Vega
2MASS_H 1601.68 169.66 14.521 0.115 Vega
2MASS_K 1627.35 194.16 14.033 0.130 Vega
WISE_W1 1186.09 16.84 13.516 0.015 Vega
WISE_W2 1405.43 24.42 12.691 0.019 Vega
WISE_W4 4428.51 508.4 8.164 0.125 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})\, 10.800 10.975 11.123
{\rm log}_{10}({\rm SFR}) 1.700 1.957 2.189
{\rm log}_{10}({\rm sSFR}) -9.347 -8.988 -8.699
{\rm stellar\ age} 5.132 6.549 9.525

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.898 -0.473 -0.212
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.711 -0.621 0.279

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.697 0.989 1.256
\delta 0.319 0.366 0.390
\tau_1/\tau_2 0.739 1.303 1.707
Q_{PAH} 0.766 2.530 4.658
U_{min} 2.022 7.068 14.172
{\rm log}_{10}(\gamma_e)\, -3.595 -2.966 -2.028

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.508 -1.188 -0.830
{\rm log}_{10}(\tau_{AGN})\, 0.935 1.256 1.697

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 1.158 1.488 1.780
0.03-0.10 Gyr 1.790 2.067 2.312
0.10-0.32 Gyr -0.926 0.564 1.196
0.32-1.02 Gyr -1.622 0.319 0.861
1.02-3.26 Gyr -1.067 0.562 0.999
3.26-10.43 Gyr 0.144 0.969 1.242
10.43-11.59 Gyr 0.442 1.309 2.155