2026irx results

Information

Transient
Name:AT2026irx
Right ascension: 15h16m54.99s
Declination:-2d51m56.14s
Discovery Date:April 4, 2026, 8:54 a.m.
Classification:None
Redshift:None
MW E(B-V):0.118
Host
Name:120655
Right ascension: 15h16m54.79s
Declination:-2d51m55.43s
Redshift:None
Photometric Redshift:0.096
 

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 20.04
Transient MWEBV processed 0.06
Host match processed 4.63
Host information processed 0.21
Host MWEBV processed 0.11
Global aperture construction processed 0.68
Global aperture photometry processed 5.54
Validate global photometry processed 18.69
Global host SED inference processed 526.97
Local aperture photometry processed 5.72
Validate local photometry processed 0.03
Local host SED inference processed 441.07
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h16m54.99s, -2d51m56.14s
semi major axis, semi minor axis (arcsec):1.13, 1.13
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 31.61 0.39 20.150 0.013 AB
PanSTARRS_i 41.9 0.48 19.844 0.012 AB
PanSTARRS_z 54.6 0.83 19.557 0.016 AB
DES_z 61.23 2.67 19.433 0.047 AB
PanSTARRS_y 66.51 1.47 19.343 0.024 AB

Aperture details

RA, DEC (J2000):15h16m54.79s, -2d51m55.48s
semi major axis, semi minor axis (arcsec):7.88, 5.69
angle (degrees, anti-clockwise from east):-125.39
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.15 0.91 23.745 0.852 AB
GALEX_NUV 2.58 0.63 22.869 0.266 AB
SDSS_u 77.16 5.68 19.182 0.080 AB
SDSS_g 359.75 5.52 17.510 0.017 AB
DES_g 401.81 1.19 17.390 0.003 AB
PanSTARRS_g 429.08 1.49 17.319 0.004 AB
SDSS_r 971.32 8.63 16.432 0.010 AB
PanSTARRS_r 999.97 1.93 16.400 0.002 AB
DES_r 1053.85 2.23 16.343 0.002 AB
SDSS_i 1488.52 11.32 15.968 0.008 AB
PanSTARRS_i 1488.57 2.82 15.968 0.002 AB
PanSTARRS_z 1930.83 4.85 15.686 0.003 AB
SDSS_z 2116.18 19.48 15.586 0.010 AB
DES_z 2138.52 15.77 15.575 0.008 AB
PanSTARRS_y 2326.82 8.63 15.483 0.004 AB
2MASS_J 3413.33 173.25 14.172 0.055 Vega
2MASS_H 4287.48 220.56 13.452 0.056 Vega
2MASS_K 4166.15 315.62 13.013 0.082 Vega
WISE_W1 1613.27 24.18 13.182 0.016 Vega
WISE_W2 979.33 27.68 13.084 0.031 Vega
WISE_W3 192.23 58.44 13.016 0.330 Vega
WISE_W4 -188.29 364.05 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.215 9.426 9.548
{\rm log}_{10}({\rm SFR}) -1.774 -0.985 -0.319
{\rm log}_{10}({\rm sSFR}) -11.158 -10.426 -9.719
{\rm stellar\ age} 2.264 6.441 7.987

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.051 -0.394 -0.025
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.467 -0.736 0.031

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.244 0.688 1.223
\delta -0.457 -0.046 0.264
\tau_1/\tau_2 0.656 1.038 1.402
Q_{PAH} 1.212 3.490 5.625
U_{min} 2.893 8.215 15.688
{\rm log}_{10}(\gamma_e)\, -2.933 -1.701 -0.562

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.193 -0.612 -0.056
{\rm log}_{10}(\tau_{AGN})\, 1.131 1.646 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.507 -1.270 -0.688
0.03-0.10 Gyr -1.928 -1.000 -0.227
0.10-0.33 Gyr -1.696 -0.820 -0.127
0.33-1.06 Gyr -1.644 -0.711 -0.088
1.06-3.46 Gyr -2.142 -0.638 -0.308
3.46-11.26 Gyr -2.034 -0.529 -0.281
11.26-12.51 Gyr -1.892 -0.520 0.135

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.053 11.157 11.193
{\rm log}_{10}({\rm SFR}) -4.972 -2.106 -1.255
{\rm log}_{10}({\rm sSFR}) -15.860 -13.266 -12.373
{\rm stellar\ age} 8.019 11.714 11.879

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.778 -0.623 -0.480
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.473 -0.663 0.099

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.082 0.160 0.262
\delta -0.671 -0.327 -0.040
\tau_1/\tau_2 0.456 0.910 1.398
Q_{PAH} 0.549 2.033 4.025
U_{min} 3.581 9.747 17.865
{\rm log}_{10}(\gamma_e)\, -2.472 -1.202 -0.532

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.289 -3.312 -2.371
{\rm log}_{10}(\tau_{AGN})\, 1.043 1.520 1.910

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.132 -2.498 -1.321
0.03-0.10 Gyr -5.929 -2.504 -1.272
0.10-0.33 Gyr -6.935 -3.307 -1.555
0.33-1.06 Gyr -6.628 -3.670 -1.678
1.06-3.46 Gyr -4.116 -2.382 -0.843
3.46-11.26 Gyr -1.785 0.019 1.329
11.26-12.51 Gyr 1.373 2.300 2.348