2026zby results

Information

Transient
Name:AT2026zby
Right ascension: 1h21m47.23s
Declination:4d34m11.86s
Discovery Date:Aug. 10, 2026, 9:02 p.m.
Classification:None
Redshift:None
MW E(B-V):0.033
Host
Name:J012147.23+043410.04
Object ID:9906623120610085
Catalog Name:decals
Catalog Release:dr9
Right ascension: 1h21m47.23s
Declination:4d34m10.04s
Redshift:None
Photometric Redshift:0.201
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 20.73
Transient MWEBV processed 0.11
Host match processed 6.63
Host information processed 0.19
Host MWEBV processed 0.07
Host spectrum download processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 7.41
Validate global photometry processed 20.28
Global host SED inference processed 329.31
Local aperture photometry processed 7.91
Validate local photometry no valid phot 0.03
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})\, 10.562 10.804 10.939
{\rm log}_{10}({\rm SFR}) 0.582 1.152 1.574
{\rm log}_{10}({\rm sSFR}) -10.240 -9.658 -9.087
{\rm stellar\ age} 2.488 5.136 6.435

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.704 -0.253 0.022
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.569 -0.771 0.025

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.566 0.868 1.173
\delta -0.588 -0.226 0.067
\tau_1/\tau_2 0.727 1.073 1.414
Q_{PAH} 1.485 3.256 5.097
U_{min} 2.684 7.276 14.855
{\rm log}_{10}(\gamma_e)\, -2.836 -1.619 -0.512

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.343 -1.218 -0.192
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.460 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.410 1.141 1.570
0.03-0.10 Gyr 0.378 1.080 1.576
0.10-0.32 Gyr 0.321 0.996 1.437
0.32-1.01 Gyr 0.454 0.971 1.354
1.01-3.20 Gyr 0.320 0.876 1.168
3.20-10.17 Gyr -0.022 0.860 1.130
10.17-11.30 Gyr -0.481 0.770 1.279
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):1h21m47.22s, 4d34m10.24s
semi major axis, semi minor axis (arcsec):6.05, 4.25
angle (degrees, anti-clockwise from east):353.33
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 98.42 1.35 18.917 0.015 AB
DES_r 225.26 0.69 18.018 0.003 AB
SDSS_i 311.72 6.16 17.666 0.021 AB
DES_i 331.91 1.45 17.597 0.005 AB
SDSS_z 408.52 18.1 17.372 0.048 AB
DES_z 407.15 2.79 17.376 0.007 AB
PanSTARRS_y 461.1 8.09 17.241 0.019 AB
2MASS_J 719.23 139.85 15.863 0.211 Vega
2MASS_K 695.54 240.85 14.956 0.376 Vega
WISE_W3 773.62 51.95 11.505 0.073 Vega
WISE_W4 636.11 358.91 10.271 0.613 Vega