2026zhn results

Information

Transient
Name:AT2026zhn
Right ascension: 23h16m01.33s
Declination:-41d57m55.14s
Discovery Date:Aug. 20, 2026, 4 a.m.
Classification:None
Redshift:None
MW E(B-V):0.013
Host
Name:J231601.35-415755.69
Object ID:9906607002552068
Catalog Name:decals
Catalog Release:dr9
Right ascension: 23h16m01.35s
Declination:-41d57m55.69s
Redshift:None
Photometric Redshift:0.077
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 4.82
Transient MWEBV processed 0.2
Host match processed 6.66
Host information processed 0.1
Host MWEBV processed 0.11
Host spectrum download processed 0.06
Global aperture construction processed 0.13
Global aperture photometry processed 0.98
Validate global photometry processed 1.38
Global host SED inference processed 372.1
Local aperture photometry processed 0.97
Validate local photometry no valid phot 0.01
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})\, 9.624 9.995 10.264
{\rm log}_{10}({\rm SFR}) -0.050 0.301 0.638
{\rm log}_{10}({\rm sSFR}) -10.235 -9.705 -9.066
{\rm stellar\ age} 4.044 6.802 8.124

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.283 -0.341 -0.016
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.863 -0.361 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.158 0.285 0.487
\delta -0.722 -0.313 0.078
\tau_1/\tau_2 0.570 0.882 1.174
Q_{PAH} 0.313 0.845 1.855
U_{min} 2.791 7.342 14.797
{\rm log}_{10}(\gamma_e)\, -3.358 -2.392 -1.212

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.315 -3.056 -1.865
{\rm log}_{10}(\tau_{AGN})\, 0.965 1.476 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.018 0.355 0.695
0.03-0.10 Gyr -0.374 0.198 0.657
0.10-0.33 Gyr -0.779 -0.143 0.383
0.33-1.07 Gyr -0.909 -0.288 0.175
1.07-3.50 Gyr -0.790 -0.162 0.168
3.50-11.47 Gyr -0.673 0.112 0.455
11.47-12.74 Gyr -0.877 0.092 0.722
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):23h16m01.33s, -41d57m55.48s
semi major axis, semi minor axis (arcsec):6.59, 4.25
angle (degrees, anti-clockwise from east):297.21
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.4 3.78 19.782 0.093 AB
GALEX_NUV 68.39 2.37 19.312 0.038 AB
2MASS_J 661.45 127.69 15.954 0.210 Vega
2MASS_H 888.96 187.65 15.160 0.229 Vega
2MASS_K 1042.39 218.58 14.517 0.228 Vega
WISE_W1 382.55 12.99 14.744 0.037 Vega
WISE_W2 294.65 15.29 14.388 0.056 Vega
WISE_W3 1268.44 65.05 10.968 0.056 Vega
WISE_W4 1319.3 470.36 9.479 0.387 Vega