2026irn results

Information

Transient
Name:AT2026irn
Right ascension: 15h10m04.64s
Declination:-1d44m03.78s
Discovery Date:April 5, 2026, 10:39 a.m.
Classification:None
Redshift:None
MW E(B-V):0.067
Host
Name:J151004.62-014408.42
Right ascension: 15h10m04.62s
Declination:-1d44m08.42s
Redshift:None
Photometric Redshift:0.101
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.89
Transient MWEBV processed 0.04
Host match processed 5.24
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 7.09
Validate global photometry processed 17.61
Global host SED inference processed 420.49
Local aperture photometry processed 5.99
Validate local photometry processed 0.03
Local host SED inference processed 516.54
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h10m04.64s, -1d44m03.78s
semi major axis, semi minor axis (arcsec):1.07, 1.07
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 2.54 0.13 22.889 0.054 AB
PanSTARRS_z 4.09 0.74 22.372 0.195 AB
DES_z 3.88 0.43 22.427 0.121 AB
PanSTARRS_y 3.19 1.49 22.640 0.507 AB

Aperture details

RA, DEC (J2000):15h10m04.62s, -1d44m08.24s
semi major axis, semi minor axis (arcsec):6.84, 2.63
angle (degrees, anti-clockwise from east):-171.13
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 5.1 3.72 22.131 0.791 AB
SDSS_g 44.65 2.17 19.775 0.053 AB
DES_g 44.77 0.28 19.772 0.007 AB
PanSTARRS_g 43.48 0.88 19.804 0.022 AB
SDSS_r 59.53 2.83 19.463 0.052 AB
PanSTARRS_r 63.93 1.17 19.386 0.020 AB
DES_r 66.53 0.58 19.342 0.009 AB
SDSS_i 89.96 3.86 19.015 0.047 AB
PanSTARRS_i 84.28 1.94 19.086 0.025 AB
PanSTARRS_z 93.04 2.85 18.978 0.033 AB
SDSS_z 48.03 15.04 19.696 0.340 AB
DES_z 95.47 1.95 18.950 0.022 AB
PanSTARRS_y 87.75 5.72 19.042 0.071 AB
2MASS_J 9.11 126.96 20.606 15.130 Vega
2MASS_H 21.15 163.85 19.219 8.411 Vega
2MASS_K 1.26 227.28 21.812 196.024 Vega
WISE_W1 52.7 11.41 16.896 0.235 Vega
WISE_W2 15.44 17.03 17.589 1.197 Vega
WISE_W3 134.64 60.61 13.403 0.489 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.718 8.234 8.546
{\rm log}_{10}({\rm SFR}) -1.135 -0.621 -0.158
{\rm log}_{10}({\rm sSFR}) -9.548 -8.750 -7.999
{\rm stellar\ age} 0.153 3.498 6.690

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.590 -1.043 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.523 -0.760 -0.021

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.328 1.876 2.400
\delta -0.039 0.149 0.296
\tau_1/\tau_2 0.662 1.055 1.475
Q_{PAH} 1.311 3.329 5.308
U_{min} 2.952 8.859 16.660
{\rm log}_{10}(\gamma_e)\, -3.235 -2.185 -0.852

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.377 -0.962 0.199
{\rm log}_{10}(\tau_{AGN})\, 0.896 1.411 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.943 -0.304 0.194
0.03-0.10 Gyr -3.142 -1.348 -0.498
0.10-0.33 Gyr -4.064 -1.665 -0.844
0.33-1.06 Gyr -4.837 -2.006 -1.200
1.06-3.44 Gyr -5.281 -2.202 -1.355
3.44-11.19 Gyr -5.804 -2.341 -1.394
11.19-12.44 Gyr -6.095 -2.393 -1.244

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.123 9.318 9.486
{\rm log}_{10}({\rm SFR}) -0.882 -0.445 -0.009
{\rm log}_{10}({\rm sSFR}) -10.297 -9.763 -9.225
{\rm stellar\ age} 1.416 4.310 6.188

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.645 -1.098 -0.311
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.807 -0.894 0.273

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.159 0.335 0.528
\delta -0.718 -0.297 0.104
\tau_1/\tau_2 0.731 1.085 1.426
Q_{PAH} 1.003 2.917 5.047
U_{min} 2.674 8.389 15.487
{\rm log}_{10}(\gamma_e)\, -2.881 -1.753 -0.477

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.112 -1.419 -0.676
{\rm log}_{10}(\tau_{AGN})\, 1.151 1.555 1.911

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.774 -0.477 -0.255
0.03-0.10 Gyr -1.137 -0.451 0.086
0.10-0.33 Gyr -0.779 -0.109 0.316
0.33-1.06 Gyr -0.620 -0.152 0.192
1.06-3.44 Gyr -1.424 -0.548 -0.217
3.44-11.19 Gyr -2.146 -0.860 -0.434
11.19-12.44 Gyr -2.346 -0.909 -0.265