2026web results

Information

Transient
Name:AT2026web
Right ascension: 16h41m26.09s
Declination:3d58m26.17s
Discovery Date:July 22, 2026, 4:23 a.m.
Classification:None
Redshift:None
MW E(B-V):0.053
Host
Name:J164126.16+035826.36
Object ID:9906622992351665
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h41m26.16s
Declination:3d58m26.36s
Redshift:None
Photometric Redshift:0.077
 

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_i
DES_z
GALEX_NUV
GALEX_FUV
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 21.63
Transient MWEBV processed 0.04
Host match processed 6.13
Host information processed 0.15
Host MWEBV processed 0.07
Global aperture construction processed 0.65
Global aperture photometry processed 5.81
Validate global photometry processed 14.52
Global host SED inference processed 550.77
Local aperture photometry processed 5.83
Validate local photometry processed 0.03
Local host SED inference processed 442.81
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h41m26.09s, 3d58m26.17s
semi major axis, semi minor axis (arcsec):1.36, 1.36
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 16.16 0.22 20.879 0.015 AB
PanSTARRS_g 16.31 0.3 20.869 0.020 AB
PanSTARRS_r 22.05 0.37 20.541 0.018 AB
DES_r 25.44 0.51 20.386 0.022 AB
PanSTARRS_i 29.15 0.38 20.238 0.014 AB
DES_i 30.48 1.18 20.190 0.042 AB
PanSTARRS_z 31.22 0.88 20.164 0.031 AB
DES_z 35.18 1.03 20.034 0.032 AB
PanSTARRS_y 33.46 1.97 20.089 0.064 AB

Aperture details

RA, DEC (J2000):16h41m26.16s, 3d58m26.57s
semi major axis, semi minor axis (arcsec):6.93, 3.51
angle (degrees, anti-clockwise from east):272.68
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 65.85 0.49 19.354 0.008 AB
PanSTARRS_g 62.16 1.07 19.416 0.019 AB
PanSTARRS_r 77.55 1.28 19.176 0.018 AB
DES_r 89.44 1.12 19.021 0.014 AB
PanSTARRS_i 95.94 1.33 18.945 0.015 AB
DES_i 103.45 2.45 18.863 0.026 AB
PanSTARRS_z 96.35 3.11 18.940 0.035 AB
DES_z 114.32 2.24 18.755 0.021 AB
PanSTARRS_y 98.99 6.98 18.911 0.077 AB
2MASS_J -13.77 140.52 Vega
2MASS_H 37.98 217.78 18.583 6.225 Vega
2MASS_K -450.76 237.42 Vega
WISE_W1 37.05 12.73 17.279 0.373 Vega
WISE_W2 -1.61 16.39 Vega
WISE_W3 -36.27 75.55 Vega
WISE_W4 41.68 489.75 13.230 12.756 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.475 8.671 8.802
{\rm log}_{10}({\rm SFR}) -2.019 -1.309 -0.333
{\rm log}_{10}({\rm sSFR}) -10.686 -9.982 -8.840
{\rm stellar\ age} 0.825 4.350 6.373

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.541 -0.905 -0.202
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.541 -0.809 0.048

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.138 0.405 0.853
\delta -0.566 -0.179 0.174
\tau_1/\tau_2 0.660 1.049 1.432
Q_{PAH} 1.044 2.677 4.867
U_{min} 3.245 8.565 15.757
{\rm log}_{10}(\gamma_e)\, -2.960 -1.889 -0.773

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.814 -0.378 0.077
{\rm log}_{10}(\tau_{AGN})\, 1.117 1.473 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.557 -1.642 -1.156
0.03-0.10 Gyr -2.241 -1.271 -0.190
0.10-0.33 Gyr -1.865 -0.982 -0.361
0.33-1.07 Gyr -1.923 -0.875 -0.475
1.07-3.50 Gyr -3.060 -1.237 -0.914
3.50-11.46 Gyr -3.936 -1.555 -1.146
11.46-12.73 Gyr -3.776 -1.588 -0.958

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.740 8.970 9.182
{\rm log}_{10}({\rm SFR}) -1.411 -0.499 0.148
{\rm log}_{10}({\rm sSFR}) -10.378 -9.512 -8.669
{\rm stellar\ age} 0.256 1.768 4.902

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.548 -0.808 -0.110
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.740 -1.138 0.088

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.362 0.718
\delta -0.604 -0.125 0.271
\tau_1/\tau_2 0.669 1.140 1.541
Q_{PAH} 1.340 3.283 5.446
U_{min} 3.438 9.264 16.710
{\rm log}_{10}(\gamma_e)\, -3.110 -1.711 -0.597

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.075 -1.424 -0.496
{\rm log}_{10}(\tau_{AGN})\, 0.942 1.343 1.774

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.938 -0.869 -0.435
0.03-0.10 Gyr -1.886 -0.451 0.295
0.10-0.33 Gyr -0.759 0.077 0.492
0.33-1.07 Gyr -2.616 -0.496 0.013
1.07-3.50 Gyr -4.315 -1.509 -0.664
3.50-11.46 Gyr -5.160 -1.956 -0.976
11.46-12.73 Gyr -5.080 -1.904 -0.828