2026ugn results

Information

Transient
Name:AT2026ugn
Right ascension: 16h41m41.70s
Declination:10d14m36.85s
Discovery Date:July 11, 2026, 10:19 p.m.
Classification:None
Redshift:None
MW E(B-V):0.049
Host
Name:J164141.65+101436.44
Object ID:9906625334217660
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h41m41.65s
Declination:10d14m36.44s
Redshift:None
Photometric Redshift:0.092
 

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: completed

Task Name Status Time (s)
Cutout download processed 20.7
Transient MWEBV processed 0.16
Host match processed 7.51
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 6.73
Validate global photometry processed 20.12
Global host SED inference processed 423.38
Local aperture photometry processed 6.53
Validate local photometry processed 0.03
Local host SED inference processed 409.58
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h41m41.70s, 10d14m36.85s
semi major axis, semi minor axis (arcsec):1.17, 1.17
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 50.0 0.32 19.652 0.007 AB
DES_r 82.43 0.65 19.110 0.009 AB
PanSTARRS_i 108.73 0.39 18.809 0.004 AB
PanSTARRS_z 114.41 0.94 18.754 0.009 AB
DES_z 139.24 1.68 18.541 0.013 AB
PanSTARRS_y 119.55 2.16 18.706 0.020 AB

Aperture details

RA, DEC (J2000):16h41m41.65s, 10d14m36.56s
semi major axis, semi minor axis (arcsec):3.57, 3.03
angle (degrees, anti-clockwise from east):-122.6
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.05 2.09 21.636 0.282 AB
GALEX_NUV 8.48 1.34 21.579 0.171 AB
SDSS_u 39.38 2.83 19.912 0.078 AB
SDSS_g 96.45 2.7 18.939 0.030 AB
DES_g 103.09 0.5 18.867 0.005 AB
PanSTARRS_g 104.14 1.19 18.856 0.012 AB
SDSS_r 174.55 3.72 18.295 0.023 AB
PanSTARRS_r 175.4 0.66 18.290 0.004 AB
DES_r 198.4 1.03 18.156 0.006 AB
SDSS_i 267.26 5.05 17.833 0.020 AB
PanSTARRS_i 260.16 1.02 17.862 0.004 AB
PanSTARRS_z 295.45 2.53 17.724 0.009 AB
SDSS_z 316.13 10.41 17.650 0.036 AB
DES_z 323.79 2.63 17.624 0.009 AB
PanSTARRS_y 325.25 5.86 17.619 0.020 AB
2MASS_J 427.17 94.69 16.429 0.241 Vega
2MASS_H 543.04 132.65 15.695 0.265 Vega
2MASS_K 876.6 169.74 14.705 0.210 Vega
WISE_W1 214.22 18.0 15.374 0.091 Vega
WISE_W2 142.4 16.01 15.177 0.122 Vega
WISE_W3 743.25 73.04 11.548 0.107 Vega
WISE_W4 1059.73 490.76 9.717 0.503 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.362 9.521 9.653
{\rm log}_{10}({\rm SFR}) -0.873 -0.416 0.031
{\rm log}_{10}({\rm sSFR}) -10.430 -9.921 -9.407
{\rm stellar\ age} 3.907 6.060 7.478

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.480 -0.914 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.651 -1.054 -0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.217 0.430 0.718
\delta -0.770 -0.350 0.074
\tau_1/\tau_2 0.692 1.018 1.358
Q_{PAH} 0.820 2.562 5.300
U_{min} 2.810 7.674 14.273
{\rm log}_{10}(\gamma_e)\, -3.165 -2.122 -0.983

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.335 -1.003 -0.379
{\rm log}_{10}(\tau_{AGN})\, 0.947 1.379 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.955 -0.636 -0.322
0.03-0.10 Gyr -0.991 -0.361 0.142
0.10-0.33 Gyr -0.910 -0.278 0.149
0.33-1.06 Gyr -0.923 -0.353 -0.009
1.06-3.47 Gyr -0.877 -0.411 -0.160
3.47-11.30 Gyr -0.926 -0.445 -0.192
11.30-12.55 Gyr -1.089 -0.418 0.098

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.000 10.053 10.137
{\rm log}_{10}({\rm SFR}) -0.471 -0.172 0.145
{\rm log}_{10}({\rm sSFR}) -10.530 -10.251 -9.929
{\rm stellar\ age} 6.894 7.616 9.653

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.028 -0.712 -0.505
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.004 0.287 0.431

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.150 0.246 0.408
\delta -0.740 -0.405 -0.052
\tau_1/\tau_2 0.587 0.951 1.344
Q_{PAH} 1.327 3.103 4.898
U_{min} 2.427 7.279 14.527
{\rm log}_{10}(\gamma_e)\, -2.650 -1.651 -0.712

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.577 -2.146 -1.370
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.511 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.478 -0.306 -0.166
0.03-0.10 Gyr -0.531 -0.123 0.255
0.10-0.33 Gyr -0.963 -0.462 -0.108
0.33-1.06 Gyr -1.142 -0.550 -0.232
1.06-3.47 Gyr -0.922 -0.287 0.032
3.47-11.30 Gyr -0.014 0.215 0.325
11.30-12.55 Gyr -0.045 0.398 1.016