2026weh results

Information

Transient
Name:AT2026weh
Right ascension: 2h03m17.64s
Declination:-30d45m34.31s
Discovery Date:July 24, 2026, 1:32 p.m.
Classification:None
Redshift:None
MW E(B-V):0.014
Host
Name:J020317.69-304533.73
Object ID:9906610358191640
Catalog Name:decals
Catalog Release:dr9
Right ascension: 2h03m17.69s
Declination:-30d45m33.73s
Redshift:None
Photometric Redshift:0.075
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
DES_g
DES_r
DES_i
DES_z
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.75
Transient MWEBV processed 0.05
Host match processed 7.14
Host information processed 0.13
Host MWEBV processed 0.09
Global aperture construction processed 0.61
Global aperture photometry processed 6.72
Validate global photometry processed 14.48
Global host SED inference processed 522.13
Local aperture photometry processed 6.23
Validate local photometry processed 0.02
Local host SED inference processed 465.08
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h03m17.64s, -30d45m34.31s
semi major axis, semi minor axis (arcsec):1.41, 1.41
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 211.33 0.42 18.088 0.002 AB
PanSTARRS_g 220.33 1.0 18.042 0.005 AB
PanSTARRS_r 377.14 1.08 17.459 0.003 AB
DES_r 598.63 0.92 16.957 0.002 AB
PanSTARRS_i 692.97 0.78 16.798 0.001 AB
DES_i 892.84 1.62 16.523 0.002 AB
PanSTARRS_z 898.31 4.27 16.516 0.005 AB
DES_z 1053.68 3.16 16.343 0.003 AB
PanSTARRS_y 970.93 8.01 16.432 0.009 AB

Aperture details

RA, DEC (J2000):2h03m17.67s, -30d45m33.67s
semi major axis, semi minor axis (arcsec):6.83, 5.13
angle (degrees, anti-clockwise from east):318.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 3.64 2.6 22.499 0.777 AB
DES_g 666.12 0.78 16.841 0.001 AB
PanSTARRS_g 654.29 3.31 16.861 0.005 AB
PanSTARRS_r 1328.05 4.11 16.092 0.003 AB
DES_r 1630.98 1.58 15.869 0.001 AB
PanSTARRS_i 2133.97 2.55 15.577 0.001 AB
DES_i 2358.74 2.72 15.468 0.001 AB
DES_z 3012.75 5.42 15.203 0.002 AB
PanSTARRS_y 3049.38 32.05 15.189 0.011 AB
2MASS_J 4830.7 155.96 13.795 0.035 Vega
2MASS_H 5769.93 268.14 13.129 0.050 Vega
2MASS_K 4863.39 297.05 12.845 0.066 Vega
WISE_W1 1911.14 23.49 12.998 0.013 Vega
WISE_W2 1113.65 25.05 12.944 0.024 Vega
WISE_W3 392.38 63.63 12.242 0.176 Vega
WISE_W4 -576.77 323.71 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.198 10.370 10.507
{\rm log}_{10}({\rm SFR}) 0.125 0.580 0.944
{\rm log}_{10}({\rm sSFR}) -10.321 -9.796 -9.292
{\rm stellar\ age} 4.783 6.860 8.724

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.937 -0.419 -0.125
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.878 -1.689 -1.366

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.795 1.093 1.388
\delta -0.730 -0.495 -0.284
\tau_1/\tau_2 0.478 0.875 1.284
Q_{PAH} 0.424 2.481 5.102
U_{min} 3.414 8.383 15.840
{\rm log}_{10}(\gamma_e)\, -2.970 -1.504 -0.457

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.987 -1.588 -0.531
{\rm log}_{10}(\tau_{AGN})\, 0.963 1.479 2.024

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.406 0.703 0.976
0.03-0.10 Gyr -0.440 0.451 0.955
0.10-0.33 Gyr -0.860 0.112 0.633
0.33-1.07 Gyr -0.938 0.163 0.540
1.07-3.51 Gyr -0.648 0.269 0.628
3.51-11.49 Gyr -0.145 0.424 0.660
11.49-12.77 Gyr -0.257 0.514 1.193

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.905 10.989 11.072
{\rm log}_{10}({\rm SFR}) -4.300 -1.374 -0.224
{\rm log}_{10}({\rm sSFR}) -15.280 -12.370 -11.181
{\rm stellar\ age} 7.514 10.552 12.119

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.082 -0.782 -0.596
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.583 -0.678 0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.290 0.446 0.621
\delta -0.851 -0.590 -0.354
\tau_1/\tau_2 0.515 0.940 1.394
Q_{PAH} 0.231 0.679 1.494
U_{min} 3.442 9.426 16.917
{\rm log}_{10}(\gamma_e)\, -3.198 -2.346 -1.579

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.514 -3.699 -2.688
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.531 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.245 -1.582 -0.314
0.03-0.10 Gyr -5.367 -1.709 -0.214
0.10-0.33 Gyr -6.096 -2.236 -0.398
0.33-1.07 Gyr -6.103 -2.385 -0.439
1.07-3.51 Gyr -3.897 -1.593 0.248
3.51-11.49 Gyr -1.505 0.819 1.223
11.49-12.77 Gyr 0.603 1.965 2.218