2026qdd results

Information

Transient
Name:SN2026qdd
Right ascension: 20h49m29.98s
Declination:-18d43m49.19s
Discovery Date:June 25, 2026, 9:58 a.m.
Classification:SN Ia
Redshift:0.063978
MW E(B-V):0.054
Host
Name:864434
Object ID:1196435.0
Catalog Name:glade
Catalog Release:latest
Right ascension: 20h49m30.70s
Declination:-18d43m48.37s
Redshift:0.063374
Photometric Redshift:None
 

Cutout Download Report

Downloaded 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: completed

Task Name Status Time (s)
Cutout download processed 4.85
Transient MWEBV processed 0.07
Host match processed 5.19
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.65
Global aperture photometry processed 3.84
Validate global photometry processed 12.12
Global host SED inference processed 543.76
Local aperture photometry processed 3.85
Validate local photometry processed 0.02
Local host SED inference processed 462.41
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h49m29.98s, -18d43m49.19s
semi major axis, semi minor axis (arcsec):1.64, 1.64
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 9.78 0.4 21.425 0.044 AB
PanSTARRS_r 20.99 0.52 20.595 0.027 AB
PanSTARRS_i 26.42 0.38 20.345 0.016 AB
PanSTARRS_z 38.01 1.26 19.950 0.036 AB
PanSTARRS_y 37.47 3.02 19.966 0.088 AB

Aperture details

RA, DEC (J2000):20h49m30.67s, -18d43m48.48s
semi major axis, semi minor axis (arcsec):12.9, 9.08
angle (degrees, anti-clockwise from east):-114.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.04 2.0 21.780 0.309 AB
GALEX_NUV 11.94 1.92 21.207 0.174 AB
PanSTARRS_g 1152.09 2.67 16.246 0.003 AB
PanSTARRS_r 2497.09 3.56 15.406 0.002 AB
PanSTARRS_i 3473.04 2.56 15.048 0.001 AB
PanSTARRS_z 4403.84 8.36 14.790 0.002 AB
PanSTARRS_y 5184.24 19.87 14.613 0.004 AB
2MASS_J 6803.33 251.63 13.423 0.040 Vega
2MASS_H 8663.59 455.25 12.688 0.057 Vega
2MASS_K 6627.69 418.04 12.509 0.068 Vega
WISE_W1 2989.56 40.29 12.512 0.015 Vega
WISE_W2 1700.81 48.13 12.484 0.031 Vega
WISE_W3 338.34 160.97 12.403 0.517 Vega
WISE_W4 1211.98 714.47 9.571 0.640 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.765 8.888 8.987
{\rm log}_{10}({\rm SFR}) -2.505 -1.818 -1.039
{\rm log}_{10}({\rm sSFR}) -11.400 -10.713 -9.989
{\rm stellar\ age} 5.797 7.263 8.826

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.958 -0.435 -0.105
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.749 -1.014 0.048

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.222 0.584 1.089
\delta -0.425 -0.018 0.275
\tau_1/\tau_2 0.627 0.980 1.380
Q_{PAH} 1.005 2.712 5.063
U_{min} 3.027 8.119 15.116
{\rm log}_{10}(\gamma_e)\, -2.612 -1.439 -0.455

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.640 -0.220 0.130
{\rm log}_{10}(\tau_{AGN})\, 1.247 1.610 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.849 -1.978 -1.273
0.03-0.10 Gyr -2.668 -1.837 -0.996
0.10-0.33 Gyr -2.645 -1.780 -1.160
0.33-1.08 Gyr -2.607 -1.651 -1.061
1.08-3.54 Gyr -2.153 -1.216 -0.896
3.54-11.62 Gyr -1.405 -0.997 -0.827
11.62-12.91 Gyr -1.630 -0.982 -0.355

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.997 11.101 11.132
{\rm log}_{10}({\rm SFR}) -1.772 -1.038 -0.329
{\rm log}_{10}({\rm sSFR}) -12.877 -12.107 -11.361
{\rm stellar\ age} 8.514 12.123 12.262

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.107 -0.794 -0.551
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.432 -0.364 0.268

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.096 0.217 0.393
\delta -0.867 -0.639 -0.383
\tau_1/\tau_2 0.495 0.989 1.496
Q_{PAH} 0.971 2.660 5.060
U_{min} 2.915 9.062 17.228
{\rm log}_{10}(\gamma_e)\, -2.966 -1.190 -0.392

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.446 -3.497 -2.501
{\rm log}_{10}(\tau_{AGN})\, 1.123 1.644 2.012

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.621 -1.252 -0.497
0.03-0.10 Gyr -2.929 -1.218 -0.278
0.10-0.33 Gyr -4.276 -1.681 -0.486
0.33-1.08 Gyr -5.288 -2.406 -0.756
1.08-3.54 Gyr -4.129 -1.964 -0.362
3.54-11.62 Gyr -1.896 -0.294 1.207
11.62-12.91 Gyr 1.448 2.234 2.274