2026zai results

Information

Transient
Name:AT2026zai
Right ascension: 21h26m30.74s
Declination:13d27m34.32s
Discovery Date:Aug. 10, 2026, 11:11 p.m.
Classification:None
Redshift:None
MW E(B-V):0.082
Host
Name:J212630.74+132733.60
Object ID:9906626553975139
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h26m30.74s
Declination:13d27m33.60s
Redshift:None
Photometric Redshift:0.326
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 6.84
Transient MWEBV processed 0.1
Host match processed 4.79
Host information processed 0.23
Host MWEBV processed 0.03
Host spectrum download processed 0.09
Global aperture construction processed 2.74
Global aperture photometry processed 6.15
Validate global photometry processed 13.62
Global host SED inference processed 525.22
Local aperture photometry processed 5.31
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.882 9.306 9.677
{\rm log}_{10}({\rm SFR}) 0.193 0.760 1.510
{\rm log}_{10}({\rm sSFR}) -9.192 -8.254 -7.940
{\rm stellar\ age} 0.065 1.022 4.761

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.576 -0.621 0.005
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.676 -0.599 0.223

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.491 1.070 2.115
\delta -0.119 0.198 0.342
\tau_1/\tau_2 0.725 1.130 1.622
Q_{PAH} 1.187 2.972 5.196
U_{min} 2.949 8.800 17.807
{\rm log}_{10}(\gamma_e)\, -3.048 -1.879 -0.714

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.505 -0.618 0.262
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.398 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.554 0.586 1.327
0.03-0.10 Gyr -0.645 0.495 1.483
0.10-0.31 Gyr -2.690 -0.596 0.327
0.31-0.95 Gyr -4.516 -1.392 -0.225
0.95-2.94 Gyr -5.510 -1.762 -0.398
2.94-9.06 Gyr -6.164 -2.052 -0.448
9.06-10.07 Gyr -6.955 -2.066 -0.326
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):21h26m30.73s, 13d27m33.82s
semi major axis, semi minor axis (arcsec):2.73, 1.82
angle (degrees, anti-clockwise from east):244.38
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 3.11 0.12 22.669 0.043 AB
PanSTARRS_g 3.25 0.45 22.622 0.152 AB
PanSTARRS_r 5.25 0.51 22.100 0.106 AB
DES_r 5.72 0.27 22.007 0.052 AB
PanSTARRS_i 7.88 0.58 21.659 0.080 AB
PanSTARRS_z 8.0 1.12 21.642 0.152 AB
DES_z 9.02 0.81 21.512 0.098 AB
PanSTARRS_y 0.84 2.9 24.094 3.771 AB
2MASS_J 91.32 86.86 18.104 1.033 Vega
2MASS_H -84.56 150.28 Vega
2MASS_K -37.36 113.2 Vega
WISE_W1 0.76 8.91 21.493 12.664 Vega
WISE_W2 -16.82 11.53 Vega
WISE_W3 -42.25 52.37 Vega
WISE_W4 -346.4 353.57 Vega