2026abhz results

Information

Transient
Name:AT2026abhz
Right ascension: 21h39m52.63s
Declination:17d40m12.92s
Discovery Date:Sept. 7, 2026, 8:52 p.m.
Classification:None
Redshift:None
MW E(B-V):0.147
Host
Name:J213952.68+174012.02
Object ID:9906628100753502
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h39m52.68s
Declination:17d40m12.02s
Redshift:None
Photometric Redshift:0.072
 

Cutout Download Report

Downloadable 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 19.45
Transient MWEBV processed 0.14
Host match processed 5.04
Host information processed 0.06
Host MWEBV processed 0.11
Host spectrum download processed 0.11
Global aperture construction processed 0.68
Global aperture photometry processed 7.34
Validate global photometry processed 20.28
Global host SED inference processed 313.36
Local aperture photometry processed 7.0
Validate local photometry processed 0.03
Local host SED inference processed 360.51
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.609 9.790 9.938
{\rm log}_{10}({\rm SFR}) -1.257 -0.418 0.202
{\rm log}_{10}({\rm sSFR}) -11.092 -10.257 -9.497
{\rm stellar\ age} 3.670 6.945 8.365

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.417 -0.792 -0.340
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.473 -0.628 0.160

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.673 1.153 1.639
\delta -0.385 -0.007 0.277
\tau_1/\tau_2 0.678 0.977 1.294
Q_{PAH} 0.466 1.478 3.591
U_{min} 2.757 7.986 15.608
{\rm log}_{10}(\gamma_e)\, -3.115 -2.075 -0.922

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.139 -2.080 -0.113
{\rm log}_{10}(\tau_{AGN})\, 0.983 1.424 1.917

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.647 -0.491 0.021
0.03-0.10 Gyr -1.422 -0.469 0.244
0.10-0.33 Gyr -1.471 -0.556 0.135
0.33-1.07 Gyr -1.588 -0.575 0.013
1.07-3.52 Gyr -1.387 -0.333 0.055
3.52-11.53 Gyr -1.117 -0.117 0.120
11.53-12.81 Gyr -1.346 -0.113 0.496

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.390 10.459 10.531
{\rm log}_{10}({\rm SFR}) -0.067 0.139 0.342
{\rm log}_{10}({\rm sSFR}) -10.538 -10.316 -10.088
{\rm stellar\ age} 6.786 7.504 8.494

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.743 -0.457 -0.228
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.493 -0.356 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.413 0.608
\delta -0.185 0.086 0.273
\tau_1/\tau_2 0.627 0.911 1.208
Q_{PAH} 1.968 3.105 4.731
U_{min} 2.356 6.591 13.446
{\rm log}_{10}(\gamma_e)\, -3.378 -2.774 -2.132

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.939 -2.710 -1.700
{\rm log}_{10}(\tau_{AGN})\, 1.079 1.526 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.042 0.221 0.372
0.03-0.10 Gyr -0.258 0.096 0.386
0.10-0.33 Gyr -0.521 -0.104 0.221
0.33-1.07 Gyr -0.522 -0.141 0.140
1.07-3.52 Gyr -0.223 0.221 0.495
3.52-11.53 Gyr 0.484 0.643 0.748
11.53-12.81 Gyr 0.168 0.663 1.102
 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h39m52.63s, 17d40m12.92s
semi major axis, semi minor axis (arcsec):1.46, 1.46
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 28.86 1.46 20.249 0.055 AB
DES_g 34.1 0.22 20.068 0.007 AB
PanSTARRS_g 36.97 0.39 19.980 0.011 AB
SDSS_r 69.81 2.28 19.290 0.035 AB
PanSTARRS_r 81.42 0.41 19.123 0.005 AB
DES_r 83.2 0.6 19.100 0.008 AB
SDSS_i 121.5 3.04 18.689 0.027 AB
PanSTARRS_i 131.39 0.49 18.604 0.004 AB
PanSTARRS_z 187.51 0.93 18.217 0.005 AB
SDSS_z 157.12 5.21 18.409 0.036 AB
DES_z 185.61 3.75 18.228 0.022 AB
PanSTARRS_y 231.45 2.5 17.989 0.012 AB

Aperture details

RA, DEC (J2000):21h39m52.70s, 17d40m12.16s
semi major axis, semi minor axis (arcsec):14.51, 4.7
angle (degrees, anti-clockwise from east):270.31
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.82 4.32 20.604 0.225 AB
GALEX_NUV 15.88 3.39 20.898 0.232 AB
SDSS_u 90.89 9.27 19.004 0.111 AB
SDSS_g 232.66 4.73 17.983 0.022 AB
DES_g 250.69 0.67 17.902 0.003 AB
PanSTARRS_g 253.34 2.11 17.891 0.009 AB
SDSS_r 474.61 6.91 17.209 0.016 AB
PanSTARRS_r 485.82 2.16 17.184 0.005 AB
DES_r 528.17 1.64 17.093 0.003 AB
SDSS_i 732.86 9.18 16.737 0.014 AB
PanSTARRS_i 743.79 2.58 16.721 0.004 AB
PanSTARRS_z 951.92 5.03 16.453 0.006 AB
SDSS_z 914.92 24.54 16.497 0.029 AB
DES_z 1012.57 8.97 16.386 0.010 AB
PanSTARRS_y 1135.83 13.91 16.262 0.013 AB
2MASS_J 1484.61 186.54 15.076 0.136 Vega
2MASS_H 1794.26 268.64 14.398 0.163 Vega
2MASS_K 2103.64 372.61 13.755 0.192 Vega
WISE_W1 969.54 24.68 13.735 0.028 Vega
WISE_W2 660.84 28.55 13.511 0.047 Vega
WISE_W3 2878.51 118.21 10.078 0.045 Vega
WISE_W4 2264.54 702.81 8.893 0.337 Vega