2026aazu results

Information

Transient
Name:AT2026aazu
Right ascension: 16h04m44.65s
Declination:20d00m50.00s
Discovery Date:Sept. 8, 2026, 8:30 p.m.
Classification:None
Redshift:None
MW E(B-V):0.059
Host
Name:J160444.11+200050.64
Object ID:9906628884695961
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h04m44.11s
Declination:20d00m50.64s
Redshift:0.033662
Photometric Redshift:None
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 21.12
Transient MWEBV processed 0.17
Host match processed 5.51
Host information processed 0.05
Host MWEBV processed 0.09
Host spectrum download processed 0.12
Global aperture construction processed 0.65
Global aperture photometry processed 7.16
Validate global photometry processed 19.99
Global host SED inference processed 335.95
Local aperture photometry processed 6.96
Validate local photometry processed 0.03
Local host SED inference processed 500.58
 

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})\, 8.398 8.635 8.795
{\rm log}_{10}({\rm SFR}) -1.165 -0.734 -0.252
{\rm log}_{10}({\rm sSFR}) -9.875 -9.346 -8.695
{\rm stellar\ age} 2.388 5.512 7.266

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.609 -1.044 -0.355
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.189 -0.146 0.228

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.189 0.518 0.935
\delta -0.538 -0.117 0.243
\tau_1/\tau_2 0.716 0.998 1.313
Q_{PAH} 0.515 1.909 4.361
U_{min} 3.016 7.716 15.276
{\rm log}_{10}(\gamma_e)\, -2.845 -1.532 -0.645

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.457 -3.204 -0.753
{\rm log}_{10}(\tau_{AGN})\, 1.150 1.556 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.089 -0.703 -0.294
0.03-0.10 Gyr -1.417 -0.819 -0.274
0.10-0.33 Gyr -1.655 -1.029 -0.546
0.33-1.09 Gyr -1.897 -1.259 -0.875
1.09-3.62 Gyr -2.055 -1.304 -1.018
3.62-11.97 Gyr -2.330 -1.434 -1.085
11.97-13.31 Gyr -2.654 -1.505 -0.958

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.729 9.807 9.886
{\rm log}_{10}({\rm SFR}) -0.419 -0.199 0.012
{\rm log}_{10}({\rm sSFR}) -10.254 -10.012 -9.767
{\rm stellar\ age} 5.276 6.470 7.496

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.669 -0.477 -0.299
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.402 -0.607 0.050

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.095 0.154 0.244
\delta -0.765 -0.451 -0.118
\tau_1/\tau_2 0.642 0.944 1.236
Q_{PAH} 0.871 1.686 3.013
U_{min} 2.470 6.894 13.637
{\rm log}_{10}(\gamma_e)\, -3.412 -2.712 -1.937

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.451 -3.544 -2.559
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.557 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.374 -0.180 -0.020
0.03-0.10 Gyr -0.547 -0.201 0.062
0.10-0.33 Gyr -0.533 -0.172 0.117
0.33-1.09 Gyr -0.429 -0.121 0.110
1.09-3.62 Gyr -0.273 -0.055 0.120
3.62-11.97 Gyr -0.360 -0.129 0.039
11.97-13.31 Gyr -0.667 -0.176 0.209
 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h04m44.65s, 20d00m50.00s
semi major axis, semi minor axis (arcsec):2.98, 2.98
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 25.71 2.29 20.375 0.097 AB
SDSS_g 86.56 2.51 19.057 0.032 AB
DES_g 87.89 0.41 19.040 0.005 AB
PanSTARRS_g 84.75 0.88 19.080 0.011 AB
SDSS_r 123.32 3.1 18.672 0.027 AB
PanSTARRS_r 125.98 1.11 18.649 0.010 AB
DES_r 134.74 0.73 18.576 0.006 AB
SDSS_i 158.37 3.87 18.401 0.027 AB
PanSTARRS_i 129.2 0.84 18.622 0.007 AB
PanSTARRS_z 168.78 1.89 18.332 0.012 AB
SDSS_z 180.79 7.8 18.257 0.047 AB
DES_z 180.73 2.42 18.257 0.015 AB
PanSTARRS_y 165.14 4.44 18.355 0.029 AB
2MASS_J 210.02 60.8 17.199 0.314 Vega
2MASS_H 100.79 111.52 17.524 1.201 Vega
2MASS_K 217.64 99.98 16.218 0.499 Vega

Aperture details

RA, DEC (J2000):16h04m44.13s, 20d00m50.46s
semi major axis, semi minor axis (arcsec):16.21, 9.33
angle (degrees, anti-clockwise from east):276.41
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 105.25 11.04 18.844 0.114 AB
GALEX_NUV 130.76 1.61 18.609 0.013 AB
SDSS_u 272.26 9.02 17.813 0.036 AB
SDSS_g 916.4 8.4 16.495 0.010 AB
DES_g 946.97 1.4 16.459 0.002 AB
PanSTARRS_g 940.88 3.56 16.466 0.004 AB
SDSS_r 1380.31 10.81 16.050 0.009 AB
PanSTARRS_r 1447.51 4.56 15.998 0.003 AB
DES_r 1520.41 2.53 15.945 0.002 AB
SDSS_i 1751.64 13.94 15.791 0.009 AB
PanSTARRS_i 1566.82 3.4 15.912 0.002 AB
PanSTARRS_z 2052.53 7.69 15.619 0.004 AB
SDSS_z 2117.07 31.33 15.586 0.016 AB
DES_z 2156.96 8.57 15.565 0.004 AB
2MASS_J 2538.81 256.85 14.494 0.110 Vega
2MASS_H 3074.28 470.72 13.813 0.166 Vega
2MASS_K 2550.16 422.56 13.546 0.180 Vega
WISE_W1 1285.65 26.36 13.428 0.022 Vega
WISE_W2 791.68 31.48 13.315 0.043 Vega
WISE_W3 2389.9 136.59 10.280 0.062 Vega
WISE_W4 3030.01 789.28 8.576 0.283 Vega