2026zwh results

Information

Transient
Name:SN2026zwh
Right ascension: 16h35m01.68s
Declination:33d06m49.25s
Discovery Date:Aug. 26, 2026, 3:53 a.m.
Classification:SN Ia
Redshift:0.054000
MW E(B-V):0.021
Host
Name:J163501.68+330658.26
Object ID:9907732786577922
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h35m01.68s
Declination:33d06m58.26s
Redshift:0.052745
Photometric Redshift:None
 

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 20.36
Transient MWEBV processed 0.15
Host match processed 6.23
Host information processed 0.04
Host MWEBV processed 0.19
Host spectrum download processed 0.11
Global aperture construction processed 0.65
Global aperture photometry processed 6.66
Validate global photometry processed 19.91
Global host SED inference processed 233.82
Local aperture photometry processed 6.15
Validate local photometry processed 0.03
Local host SED inference processed 396.65
 

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})\, 8.324 8.492 8.622
{\rm log}_{10}({\rm SFR}) -1.948 -1.369 -0.862
{\rm log}_{10}({\rm sSFR}) -10.480 -9.862 -9.265
{\rm stellar\ age} 4.586 6.739 8.008

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.769 -1.312 -0.707
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.596 -0.414 0.305

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.177 0.524 0.959
\delta -0.525 -0.026 0.270
\tau_1/\tau_2 0.660 0.952 1.255
Q_{PAH} 0.785 2.162 4.162
U_{min} 2.907 7.845 15.430
{\rm log}_{10}(\gamma_e)\, -2.822 -1.786 -0.739

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.289 -2.591 -0.772
{\rm log}_{10}(\tau_{AGN})\, 0.983 1.429 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.947 -1.271 -0.841
0.03-0.10 Gyr -2.118 -1.458 -0.877
0.10-0.33 Gyr -2.212 -1.584 -1.006
0.33-1.08 Gyr -2.210 -1.660 -1.218
1.08-3.57 Gyr -1.969 -1.515 -1.243
3.57-11.75 Gyr -1.908 -1.417 -1.218
11.75-13.05 Gyr -2.224 -1.443 -0.954

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.553 10.658 10.735
{\rm log}_{10}({\rm SFR}) 0.172 0.414 0.641
{\rm log}_{10}({\rm sSFR}) -10.509 -10.237 -9.968
{\rm stellar\ age} 6.272 7.216 8.174

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.249 -0.966 -0.656
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.393 -0.173 0.347

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.300 0.446 0.595
\delta -0.333 -0.117 0.066
\tau_1/\tau_2 0.608 0.873 1.148
Q_{PAH} 1.334 2.084 3.126
U_{min} 2.526 6.606 13.095
{\rm log}_{10}(\gamma_e)\, -3.549 -3.004 -2.450

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.955 -2.108 -1.741
{\rm log}_{10}(\tau_{AGN})\, 0.867 1.114 1.493

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.328 0.551 0.723
0.03-0.10 Gyr -0.041 0.314 0.651
0.10-0.33 Gyr -0.199 0.179 0.489
0.33-1.08 Gyr -0.105 0.255 0.548
1.08-3.57 Gyr 0.251 0.625 0.845
3.57-11.75 Gyr 0.597 0.806 0.933
11.75-13.05 Gyr 0.242 0.746 1.205
 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h35m01.68s, 33d06m49.25s
semi major axis, semi minor axis (arcsec):1.95, 1.95
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u -0.31 1.62 AB
SDSS_g 14.76 1.15 20.977 0.085 AB
DES_g 15.41 0.32 20.931 0.023 AB
PanSTARRS_g 14.01 0.4 21.034 0.031 AB
SDSS_r 22.77 1.56 20.507 0.075 AB
PanSTARRS_r 22.84 0.55 20.503 0.026 AB
DES_r 27.57 0.66 20.299 0.026 AB
SDSS_i 31.54 2.15 20.153 0.074 AB
PanSTARRS_i 30.94 0.59 20.174 0.021 AB
PanSTARRS_z 35.03 1.44 20.039 0.045 AB
SDSS_z 27.08 5.82 20.318 0.233 AB
DES_z 31.07 1.47 20.169 0.051 AB
PanSTARRS_y 31.81 3.29 20.144 0.112 AB

Aperture details

RA, DEC (J2000):16h35m01.68s, 33d06m58.69s
semi major axis, semi minor axis (arcsec):12.41, 11.68
angle (degrees, anti-clockwise from east):219.58
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 115.28 11.94 18.746 0.112 AB
GALEX_NUV 195.07 2.19 18.175 0.012 AB
SDSS_u 421.9 11.15 17.337 0.029 AB
SDSS_g 1499.55 10.69 15.960 0.008 AB
DES_g 1543.95 3.14 15.928 0.002 AB
PanSTARRS_g 1598.78 2.54 15.891 0.002 AB
SDSS_r 2527.61 14.34 15.393 0.006 AB
PanSTARRS_r 2600.41 3.5 15.362 0.001 AB
DES_r 2787.2 6.53 15.287 0.003 AB
SDSS_i 3440.71 18.14 15.058 0.006 AB
PanSTARRS_i 3538.35 3.71 15.028 0.001 AB
PanSTARRS_z 3952.75 8.92 14.908 0.002 AB
SDSS_z 4139.41 38.67 14.858 0.010 AB
DES_z 4014.07 15.52 14.891 0.004 AB
PanSTARRS_y 4175.49 20.41 14.848 0.005 AB
2MASS_J 5336.76 220.76 13.687 0.045 Vega
2MASS_H 6428.85 361.82 13.012 0.061 Vega
2MASS_K 5772.53 376.34 12.659 0.071 Vega
WISE_W1 3067.25 28.3 12.484 0.010 Vega
WISE_W2 2072.48 30.73 12.270 0.016 Vega
WISE_W3 8446.45 129.65 8.909 0.017 Vega
WISE_W4 8747.47 895.97 7.425 0.111 Vega