2026irj results

Information

Transient
Name:AT2026irj
Right ascension: 13h05m28.92s
Declination:53d52m40.46s
Discovery Date:April 4, 2026, 7:46 a.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:2453522
Right ascension: 13h05m28.43s
Declination:53d52m47.99s
Redshift:0.091903
Photometric Redshift:None
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.0
Transient MWEBV processed 0.05
Host match processed 5.21
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.13
Validate global photometry processed 14.9
Global host SED inference processed 630.2
Local aperture photometry processed 4.72
Validate local photometry processed 0.02
Local host SED inference processed 490.86
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h05m28.92s, 53d52m40.46s
semi major axis, semi minor axis (arcsec):1.17, 1.17
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 14.83 0.34 20.972 0.025 AB
PanSTARRS_z 17.91 0.77 20.767 0.047 AB
PanSTARRS_y 20.24 2.02 20.635 0.108 AB

Aperture details

RA, DEC (J2000):13h05m28.41s, 53d52m48.54s
semi major axis, semi minor axis (arcsec):12.42, 11.9
angle (degrees, anti-clockwise from east):-132.01
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.34 3.54 21.172 0.311 AB
GALEX_NUV 9.63 1.17 21.440 0.132 AB
SDSS_u 53.21 12.98 19.585 0.265 AB
SDSS_g 652.31 9.16 16.864 0.015 AB
PanSTARRS_g 722.51 2.86 16.753 0.004 AB
SDSS_r 1520.79 12.59 15.945 0.009 AB
PanSTARRS_r 1586.83 3.84 15.899 0.003 AB
SDSS_i 2301.82 16.55 15.495 0.008 AB
PanSTARRS_i 2359.27 3.58 15.468 0.002 AB
PanSTARRS_z 2983.92 8.1 15.213 0.003 AB
SDSS_z 3344.53 37.52 15.089 0.012 AB
PanSTARRS_y 3360.85 21.04 15.084 0.007 AB
2MASS_J 3834.12 290.39 14.046 0.082 Vega
2MASS_H 6408.71 436.65 13.015 0.074 Vega
2MASS_K 5531.1 443.03 12.705 0.087 Vega
WISE_W1 2308.6 33.9 12.793 0.016 Vega
WISE_W2 1319.92 44.13 12.760 0.036 Vega
WISE_W3 868.35 102.6 11.379 0.128 Vega
WISE_W4 948.12 464.11 9.838 0.531 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.543 8.836 9.034
{\rm log}_{10}({\rm SFR}) -1.769 -0.942 -0.350
{\rm log}_{10}({\rm sSFR}) -10.657 -9.808 -8.961
{\rm stellar\ age} 1.966 6.174 8.412

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.248 -0.461 -0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.304 -0.679 0.019

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.392 0.981 1.569
\delta -0.289 0.048 0.291
\tau_1/\tau_2 0.544 0.955 1.326
Q_{PAH} 1.022 2.621 4.771
U_{min} 3.205 8.617 15.632
{\rm log}_{10}(\gamma_e)\, -2.815 -1.741 -0.576

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.369 -0.578 0.112
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.530 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.826 -1.000 -0.386
0.03-0.10 Gyr -2.338 -1.110 -0.314
0.10-0.33 Gyr -2.845 -1.344 -0.497
0.33-1.06 Gyr -3.245 -1.385 -0.668
1.06-3.47 Gyr -3.299 -1.378 -0.887
3.47-11.30 Gyr -2.792 -1.240 -0.848
11.30-12.55 Gyr -2.626 -1.184 -0.320

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.216 11.278 11.312
{\rm log}_{10}({\rm SFR}) -1.258 -0.768 -0.312
{\rm log}_{10}({\rm sSFR}) -12.520 -12.045 -11.556
{\rm stellar\ age} 10.181 11.877 11.922

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.835 -0.621 -0.476
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.435 -0.742 -0.085

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.252 0.382
\delta -0.832 -0.630 -0.433
\tau_1/\tau_2 0.293 0.722 1.223
Q_{PAH} 0.382 1.276 3.345
U_{min} 2.842 8.847 17.294
{\rm log}_{10}(\gamma_e)\, -2.794 -1.595 -0.800

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.529 -3.621 -2.652
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.545 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.994 -0.499 -0.089
0.03-0.10 Gyr -3.919 -1.505 -0.436
0.10-0.33 Gyr -5.708 -2.373 -0.693
0.33-1.06 Gyr -5.382 -2.134 -0.601
1.06-3.47 Gyr -4.305 -1.965 -0.428
3.47-11.30 Gyr -1.889 -0.594 1.137
11.30-12.55 Gyr 2.151 2.425 2.462