2026ijo results

Information

Transient
Name:AT2026ijo
Right ascension: 8h20m22.45s
Declination:3d44m22.06s
Discovery Date:April 2, 2026, 4:24 a.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:SDSSJ082022.44+03442
Right ascension: 8h20m22.32s
Declination:3d44m21.95s
Redshift:None
Photometric Redshift:0.093
 

Cutout Download Report

Downloaded Unavailable
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.09
Transient MWEBV processed 0.05
Host match processed 4.91
Host information processed 0.19
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 7.02
Validate global photometry processed 20.01
Global host SED inference processed 452.51
Local aperture photometry processed 6.9
Validate local photometry processed 0.03
Local host SED inference processed 449.25
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h20m22.45s, 3d44m22.06s
semi major axis, semi minor axis (arcsec):1.16, 1.16
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 110.8 0.98 18.789 0.010 AB
PanSTARRS_i 167.17 0.4 18.342 0.003 AB
PanSTARRS_z 215.96 0.78 18.064 0.004 AB
DES_z 269.75 3.22 17.823 0.013 AB
PanSTARRS_y 271.84 2.38 17.814 0.009 AB

Aperture details

RA, DEC (J2000):8h20m22.43s, 3d44m22.32s
semi major axis, semi minor axis (arcsec):6.72, 4.55
angle (degrees, anti-clockwise from east):-66.14
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.63 1.67 22.024 0.323 AB
GALEX_NUV 6.08 1.53 21.941 0.274 AB
SDSS_u 41.81 4.56 19.847 0.118 AB
SDSS_g 168.78 3.7 18.332 0.024 AB
DES_g 171.05 0.73 18.317 0.005 AB
PanSTARRS_g 178.83 1.4 18.269 0.009 AB
SDSS_r 365.78 5.61 17.492 0.017 AB
PanSTARRS_r 371.25 1.31 17.476 0.004 AB
DES_r 395.61 1.92 17.407 0.005 AB
SDSS_i 551.42 7.24 17.046 0.014 AB
PanSTARRS_i 543.84 1.72 17.061 0.003 AB
PanSTARRS_z 685.88 3.39 16.809 0.005 AB
SDSS_z 716.95 18.09 16.761 0.027 AB
DES_z 745.16 5.62 16.719 0.008 AB
PanSTARRS_y 852.94 11.08 16.573 0.014 AB
2MASS_J 1288.43 166.74 15.230 0.141 Vega
2MASS_H 1579.39 221.6 14.536 0.152 Vega
2MASS_K 893.33 300.67 14.685 0.365 Vega
WISE_W1 528.48 15.48 14.393 0.032 Vega
WISE_W2 374.55 23.54 14.127 0.068 Vega
WISE_W3 400.88 94.7 12.218 0.256 Vega
WISE_W4 259.24 470.91 11.246 1.972 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.008 10.153 10.272
{\rm log}_{10}({\rm SFR}) -0.943 -0.352 0.201
{\rm log}_{10}({\rm sSFR}) -11.151 -10.541 -9.831
{\rm stellar\ age} 5.232 7.664 10.965

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.793 -0.241 0.045
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.225 -0.462 0.201

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.461 0.999 1.559
\delta -0.683 -0.275 -0.020
\tau_1/\tau_2 0.562 0.932 1.330
Q_{PAH} 0.325 1.503 3.923
U_{min} 2.905 8.188 15.651
{\rm log}_{10}(\gamma_e)\, -3.233 -1.677 -0.729

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.556 -0.969 -0.043
{\rm log}_{10}(\tau_{AGN})\, 0.970 1.408 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.891 -0.304 0.159
0.03-0.10 Gyr -1.402 -0.435 0.223
0.10-0.33 Gyr -1.905 -0.610 0.207
0.33-1.06 Gyr -2.366 -0.622 0.321
1.06-3.46 Gyr -2.153 -0.392 0.242
3.46-11.28 Gyr -0.825 0.171 0.428
11.28-12.54 Gyr -0.313 0.507 1.310

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.514 10.548 10.624
{\rm log}_{10}({\rm SFR}) -0.917 -0.619 -0.357
{\rm log}_{10}({\rm sSFR}) -11.501 -11.181 -10.915
{\rm stellar\ age} 7.720 8.757 11.456

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.432 -0.319 -0.225
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.187 0.238 0.417

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.186 0.261
\delta -0.886 -0.662 -0.346
\tau_1/\tau_2 0.592 0.970 1.388
Q_{PAH} 0.744 1.917 3.821
U_{min} 2.628 7.608 15.110
{\rm log}_{10}(\gamma_e)\, -2.468 -1.393 -0.447

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.089 -2.826 -1.862
{\rm log}_{10}(\tau_{AGN})\, 1.144 1.613 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.698 -0.448 -0.260
0.03-0.10 Gyr -1.431 -0.753 -0.359
0.10-0.33 Gyr -1.943 -1.053 -0.556
0.33-1.06 Gyr -2.127 -1.196 -0.640
1.06-3.46 Gyr -1.719 -0.779 -0.132
3.46-11.28 Gyr -0.170 0.700 0.806
11.28-12.54 Gyr 0.659 1.194 1.743