2026nbd results

Information

Transient
Name:SN2026nbd
Right ascension: 14h48m38.82s
Declination:18d16m34.84s
Discovery Date:May 18, 2026, 10:25 p.m.
Classification:SN Ia-SC
Redshift:0.040000
MW E(B-V):0.038
Host
Name:J144838.80+181634.82
Object ID:9906628254828856
Catalog Name:decals
Catalog Release:dr9
Right ascension: 14h48m38.80s
Declination:18d16m34.82s
Redshift:None
Photometric Redshift:0.077
 

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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.53
Transient MWEBV processed 0.13
Host match processed 6.2
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.33
Validate global photometry processed 18.93
Global host SED inference processed 772.74
Local aperture photometry processed 6.33
Validate local photometry processed 0.03
Local host SED inference processed 494.62
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h48m38.82s, 18d16m34.84s
semi major axis, semi minor axis (arcsec):2.53, 2.53
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 20.36 2.4 20.628 0.128 AB
SDSS_g 49.05 1.93 19.673 0.043 AB
DES_g 48.28 0.42 19.691 0.009 AB
PanSTARRS_g 47.95 0.64 19.698 0.015 AB
SDSS_r 59.72 2.28 19.460 0.041 AB
PanSTARRS_r 61.42 0.61 19.429 0.011 AB
DES_r 66.19 0.77 19.348 0.013 AB
SDSS_i 71.53 2.87 19.264 0.044 AB
PanSTARRS_i 70.45 0.81 19.280 0.012 AB
PanSTARRS_z 68.21 1.44 19.315 0.023 AB
SDSS_z 69.22 8.61 19.299 0.135 AB
DES_z 78.66 2.2 19.161 0.030 AB
PanSTARRS_y 60.74 4.91 19.441 0.088 AB

Aperture details

RA, DEC (J2000):14h48m38.79s, 18d16m34.94s
semi major axis, semi minor axis (arcsec):4.43, 2.7
angle (degrees, anti-clockwise from east):-48.82
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.38 1.55 22.578 0.499 AB
GALEX_NUV 11.46 1.94 21.252 0.184 AB
SDSS_u 22.61 3.24 20.514 0.156 AB
SDSS_g 56.12 2.16 19.527 0.042 AB
DES_g 50.77 0.46 19.636 0.010 AB
PanSTARRS_g 57.55 0.87 19.500 0.016 AB
SDSS_r 70.5 2.65 19.280 0.041 AB
PanSTARRS_r 74.33 0.82 19.222 0.012 AB
DES_r 70.47 0.86 19.280 0.013 AB
SDSS_i 84.86 3.49 19.078 0.045 AB
PanSTARRS_i 85.13 1.07 19.075 0.014 AB
PanSTARRS_z 84.13 1.91 19.088 0.025 AB
SDSS_z 86.18 11.65 19.061 0.147 AB
DES_z 83.05 2.4 19.102 0.031 AB
PanSTARRS_y 70.77 6.5 19.275 0.100 AB
2MASS_J -57.21 87.41 Vega
2MASS_H 100.17 135.42 17.531 1.468 Vega
2MASS_K 137.27 135.76 16.718 1.074 Vega
WISE_W1 23.85 12.33 17.757 0.561 Vega
WISE_W2 17.83 14.75 17.433 0.898 Vega
WISE_W3 -9.01 46.63 Vega
WISE_W4 -21.18 261.22 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.220 8.448 8.573
{\rm log}_{10}({\rm SFR}) -1.959 -1.290 -0.547
{\rm log}_{10}({\rm sSFR}) -10.474 -9.756 -8.808
{\rm stellar\ age} 2.003 5.258 6.947

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.848 -1.559 -1.088
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.901 -1.689 -1.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.079 0.283 0.645
\delta -0.664 -0.294 0.094
\tau_1/\tau_2 0.719 1.077 1.446
Q_{PAH} 1.262 3.331 5.596
U_{min} 2.878 8.111 14.710
{\rm log}_{10}(\gamma_e)\, -3.246 -2.221 -1.019

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.685 -0.720 -0.084
{\rm log}_{10}(\tau_{AGN})\, 1.111 1.455 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.873 -1.448 -1.076
0.03-0.10 Gyr -2.177 -1.248 -0.419
0.10-0.33 Gyr -2.046 -1.211 -0.605
0.33-1.07 Gyr -3.958 -1.172 -0.540
1.07-3.50 Gyr -4.616 -1.921 -1.009
3.50-11.47 Gyr -5.859 -2.378 -1.359
11.47-12.74 Gyr -5.903 -2.316 -1.182
0.33-1.09 Gyr -2.040 -1.322 -0.976
1.09-3.60 Gyr -2.341 -1.447 -1.169
3.60-11.90 Gyr -2.736 -1.636 -1.330
11.90-13.22 Gyr -2.928 -1.734 -1.187

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.401 8.564 8.683
{\rm log}_{10}({\rm SFR}) -2.343 -1.229 -0.485
{\rm log}_{10}({\rm sSFR}) -10.871 -9.764 -8.991
{\rm stellar\ age} 1.279 5.253 7.365

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.901 -1.704 -1.342
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.866 -1.426 0.074

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.077 0.414 0.952
\delta -0.439 -0.008 0.284
\tau_1/\tau_2 0.499 0.893 1.288
Q_{PAH} 1.662 3.668 5.617
U_{min} 3.703 10.020 17.498
{\rm log}_{10}(\gamma_e)\, -3.144 -1.985 -0.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.407 -1.309 -0.267
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.379 1.818

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.892 -2.312 -1.668
0.03-0.10 Gyr -2.332 -1.086 -0.323
0.10-0.33 Gyr -1.574 -0.854 -0.197
0.33-1.07 Gyr -1.366 -0.532 -0.164
1.07-3.50 Gyr -2.515 -1.012 -0.621
3.50-11.47 Gyr -3.228 -1.335 -0.839
11.47-12.74 Gyr -3.136 -1.308 -0.612
0.33-1.09 Gyr -2.175 -1.240 -0.779
1.09-3.60 Gyr -3.061 -1.472 -1.102
3.60-11.90 Gyr -3.803 -1.637 -1.232
11.90-13.22 Gyr -3.806 -1.574 -0.915