2026zkk results

Information

Transient
Name:SN2026zkk
Right ascension: 22h45m35.84s
Declination:38d33m43.30s
Discovery Date:Aug. 18, 2026, 9:34 p.m.
Classification:SN Ia-91T-like
Redshift:0.065000
MW E(B-V):0.097
Host
Name:J224535.82+383343.24
Object ID:154273413992765061
Catalog Name:panstarrs
Catalog Release:dr2
Right ascension: 22h45m35.82s
Declination:38d33m43.24s
Redshift:None
Photometric Redshift:None
 

Cutout Download Report

Downloadable 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
GALEX_NUV
GALEX_FUV
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 3.68
Transient MWEBV processed 0.18
Host match processed 6.7
Host information processed 0.18
Host MWEBV processed 0.16
Host spectrum download processed 0.07
Global aperture construction processed 0.72
Global aperture photometry processed 4.25
Validate global photometry processed 11.5
Global host SED inference processed 359.09
Local aperture photometry processed 3.98
Validate local photometry processed 0.02
Local host SED inference processed 412.63
 

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})\, 9.864 10.006 10.114
{\rm log}_{10}({\rm SFR}) -2.794 -1.155 -0.139
{\rm log}_{10}({\rm sSFR}) -12.852 -11.108 -10.109
{\rm stellar\ age} 3.445 7.519 8.933

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.423 -0.829 -0.452
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.407 -0.602 0.138

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.248 0.597 1.358
\delta -0.695 -0.356 0.060
\tau_1/\tau_2 0.661 0.991 1.325
Q_{PAH} 0.558 1.903 4.351
U_{min} 2.813 8.408 16.383
{\rm log}_{10}(\gamma_e)\, -2.991 -1.840 -0.487

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.087 -1.575 -0.141
{\rm log}_{10}(\tau_{AGN})\, 0.932 1.290 1.843

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.360 -1.469 -0.435
0.03-0.10 Gyr -3.005 -1.174 -0.107
0.10-0.33 Gyr -2.566 -1.037 -0.032
0.33-1.08 Gyr -2.247 -0.820 0.047
1.08-3.54 Gyr -1.855 -0.411 0.150
3.54-11.60 Gyr -1.298 0.136 0.303
11.60-12.89 Gyr -1.455 0.125 0.765

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.169 10.273 10.371
{\rm log}_{10}({\rm SFR}) -2.577 -0.830 -0.290
{\rm log}_{10}({\rm sSFR}) -12.973 -11.059 -10.527
{\rm stellar\ age} 6.677 7.673 9.726

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.432 -1.064 -0.747
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.416 -0.592 0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.342 0.514 0.697
\delta -0.724 -0.387 -0.033
\tau_1/\tau_2 0.656 0.981 1.324
Q_{PAH} 0.696 2.148 4.229
U_{min} 2.915 8.166 16.159
{\rm log}_{10}(\gamma_e)\, -2.986 -1.985 -0.914

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.513 -3.644 -2.420
{\rm log}_{10}(\tau_{AGN})\, 1.088 1.569 1.979

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.285 -0.981 -0.386
0.03-0.10 Gyr -2.991 -0.839 -0.236
0.10-0.33 Gyr -2.536 -0.771 -0.209
0.33-1.08 Gyr -2.337 -0.643 -0.099
1.08-3.54 Gyr -1.420 -0.126 0.329
3.54-11.60 Gyr -0.107 0.439 0.582
11.60-12.89 Gyr -0.445 0.469 1.190
 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h45m35.84s, 38d33m43.30s
semi major axis, semi minor axis (arcsec):1.6, 1.6
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 99.5 0.39 18.905 0.004 AB
PanSTARRS_r 228.08 0.52 18.005 0.002 AB
PanSTARRS_i 321.79 0.47 17.631 0.002 AB
PanSTARRS_z 420.98 1.12 17.339 0.003 AB
PanSTARRS_y 496.6 3.14 17.160 0.007 AB

Aperture details

RA, DEC (J2000):22h45m35.82s, 38d33m43.38s
semi major axis, semi minor axis (arcsec):6.52, 3.45
angle (degrees, anti-clockwise from east):300.72
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 196.32 1.01 18.168 0.006 AB
PanSTARRS_r 429.19 1.23 17.318 0.003 AB
PanSTARRS_i 621.88 1.24 16.916 0.002 AB
PanSTARRS_z 795.45 3.01 16.648 0.004 AB
PanSTARRS_y 961.39 9.01 16.443 0.010 AB
2MASS_J 1211.68 117.74 15.297 0.105 Vega
2MASS_H 1481.26 180.43 14.606 0.132 Vega
2MASS_K 1310.97 221.39 14.268 0.183 Vega
WISE_W1 547.53 15.54 14.355 0.031 Vega
WISE_W2 326.46 17.15 14.276 0.057 Vega
WISE_W3 52.97 54.02 14.416 1.107 Vega
WISE_W4 405.61 370.61 10.760 0.992 Vega