2026iwd results

Information

Transient
Name:AT2026iwd
Right ascension: 13h03m46.91s
Declination:-2d12m46.02s
Discovery Date:March 26, 2026, 7:17 p.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:1098536
Right ascension: 13h03m46.63s
Declination:-2d12m46.40s
Redshift:None
Photometric Redshift:0.083
 

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 18.02
Transient MWEBV processed 0.05
Host match processed 4.6
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 4.86
Validate global photometry processed 15.82
Global host SED inference processed 512.65
Local aperture photometry processed 4.61
Validate local photometry processed 0.02
Local host SED inference processed 446.43
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h03m46.91s, -2d12m46.02s
semi major axis, semi minor axis (arcsec):1.29, 1.29
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 21.52 0.4 20.568 0.020 AB
SDSS_i 29.8 1.8 20.215 0.066 AB
PanSTARRS_i 29.52 0.49 20.225 0.018 AB
PanSTARRS_z 34.33 0.87 20.061 0.028 AB
PanSTARRS_y 41.02 1.79 19.867 0.047 AB

Aperture details

RA, DEC (J2000):13h03m46.64s, -2d12m46.32s
semi major axis, semi minor axis (arcsec):9.81, 9.14
angle (degrees, anti-clockwise from east):-53.04
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.75 3.33 20.146 0.114 AB
GALEX_NUV 33.55 2.11 20.086 0.068 AB
SDSS_u 169.46 7.08 18.327 0.045 AB
SDSS_g 401.0 5.88 17.392 0.016 AB
PanSTARRS_g 464.71 2.16 17.232 0.005 AB
SDSS_r 794.99 8.76 16.649 0.012 AB
PanSTARRS_r 805.11 2.91 16.635 0.004 AB
SDSS_i 1099.64 11.99 16.297 0.012 AB
PanSTARRS_i 1062.62 3.59 16.334 0.004 AB
PanSTARRS_z 1270.74 6.34 16.140 0.005 AB
SDSS_z 1438.03 38.58 16.006 0.029 AB
PanSTARRS_y 1483.52 13.1 15.972 0.010 AB
2MASS_J 1687.52 209.11 14.937 0.135 Vega
2MASS_H 2079.19 296.41 14.238 0.155 Vega
2MASS_K 1939.43 445.39 13.843 0.249 Vega
WISE_W1 771.76 23.26 13.982 0.033 Vega
WISE_W2 432.82 32.04 13.970 0.080 Vega
WISE_W3 619.22 94.06 11.746 0.165 Vega
WISE_W4 150.47 467.34 11.836 3.372 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.796 9.039 9.186
{\rm log}_{10}({\rm SFR}) -1.827 -1.112 -0.369
{\rm log}_{10}({\rm sSFR}) -10.906 -10.254 -9.327
{\rm stellar\ age} 2.582 6.601 8.488

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.348 -0.618 -0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.443 -0.653 0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.254 0.714 1.241
\delta -0.367 -0.015 0.260
\tau_1/\tau_2 0.645 1.040 1.416
Q_{PAH} 0.926 2.795 5.300
U_{min} 3.055 8.115 15.711
{\rm log}_{10}(\gamma_e)\, -2.888 -1.659 -0.568

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.665 -0.351 0.133
{\rm log}_{10}(\tau_{AGN})\, 1.169 1.515 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.162 -1.398 -0.805
0.03-0.10 Gyr -2.120 -1.099 -0.255
0.10-0.33 Gyr -2.317 -1.255 -0.482
0.33-1.07 Gyr -2.484 -1.282 -0.618
1.07-3.49 Gyr -2.705 -1.109 -0.713
3.49-11.40 Gyr -2.421 -0.934 -0.670
11.40-12.67 Gyr -2.187 -0.933 -0.191

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.589 10.648 10.754
{\rm log}_{10}({\rm SFR}) -0.372 -0.016 0.383
{\rm log}_{10}({\rm sSFR}) -11.054 -10.674 -10.261
{\rm stellar\ age} 7.553 9.117 11.850

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.927 -0.724 -0.592
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.766 0.138 0.381

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.042 0.092 0.177
\delta -0.826 -0.382 0.110
\tau_1/\tau_2 0.523 0.965 1.430
Q_{PAH} 0.635 1.969 4.022
U_{min} 2.590 8.431 17.043
{\rm log}_{10}(\gamma_e)\, -2.415 -1.296 -0.449

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.445 -3.425 -2.416
{\rm log}_{10}(\tau_{AGN})\, 1.206 1.709 2.013

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.084 -0.676 -0.349
0.03-0.10 Gyr -0.304 0.108 0.539
0.10-0.33 Gyr -1.878 -0.221 0.200
0.33-1.07 Gyr -3.701 -0.752 -0.153
1.07-3.49 Gyr -3.154 -0.695 0.039
3.49-11.40 Gyr -0.776 0.717 0.887
11.40-12.67 Gyr 0.594 1.377 1.886