2026udk results

Information

Transient
Name:AT2026udk
Right ascension: 21h52m33.42s
Declination:-12d26m26.70s
Discovery Date:June 26, 2026, 9:51 a.m.
Classification:None
Redshift:None
MW E(B-V):0.031
Host
Name:J215232.69-122617.98
Object ID:9906616817223791
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h52m32.69s
Declination:-12d26m17.98s
Redshift:None
Photometric Redshift:0.064
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.26
Transient MWEBV processed 0.05
Host match processed 7.0
Host information processed 0.13
Host MWEBV processed 0.07
Global aperture construction processed 0.76
Global aperture photometry processed 5.75
Validate global photometry processed 15.71
Global host SED inference processed 391.04
Local aperture photometry processed 5.48
Validate local photometry processed 0.03
Local host SED inference processed 505.98
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h52m33.42s, -12d26m26.70s
semi major axis, semi minor axis (arcsec):1.62, 1.62
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 2.87 0.14 22.757 0.052 AB
PanSTARRS_g 3.64 0.32 22.497 0.097 AB
PanSTARRS_r 3.92 0.4 22.416 0.112 AB
DES_r 3.87 0.3 22.432 0.085 AB
PanSTARRS_i 4.53 0.39 22.260 0.094 AB
PanSTARRS_z 3.34 1.27 22.590 0.413 AB
DES_z 5.32 0.77 22.086 0.158 AB
PanSTARRS_y 5.8 2.99 21.992 0.559 AB

Aperture details

RA, DEC (J2000):21h52m32.68s, -12d26m17.77s
semi major axis, semi minor axis (arcsec):13.14, 9.71
angle (degrees, anti-clockwise from east):-30.34
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 54.82 5.68 19.553 0.112 AB
GALEX_NUV 75.08 1.53 19.211 0.022 AB
DES_g 635.33 1.41 16.892 0.002 AB
PanSTARRS_g 656.13 2.33 16.858 0.004 AB
PanSTARRS_r 1071.09 2.79 16.325 0.003 AB
DES_r 1129.99 3.42 16.267 0.003 AB
PanSTARRS_i 1441.69 2.75 16.003 0.002 AB
PanSTARRS_z 1638.6 8.93 15.864 0.006 AB
DES_z 1696.27 9.68 15.826 0.006 AB
PanSTARRS_y 1870.79 20.19 15.720 0.012 AB
2MASS_J 2621.62 250.37 14.459 0.104 Vega
2MASS_H 2289.28 378.54 14.133 0.180 Vega
2MASS_K 2397.12 412.29 13.613 0.187 Vega
WISE_W1 1199.44 32.0 13.504 0.029 Vega
WISE_W2 740.7 39.73 13.387 0.058 Vega
WISE_W3 2818.96 135.37 10.101 0.052 Vega
WISE_W4 2586.04 712.83 8.748 0.299 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.400 7.690 7.901
{\rm log}_{10}({\rm SFR}) -2.211 -1.480 -0.627
{\rm log}_{10}({\rm sSFR}) -10.017 -9.197 -7.981
{\rm stellar\ age} 0.154 1.808 5.681

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.518 -0.609 -0.045
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.320 -0.751 -0.205

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.490 0.868 1.634
\delta -0.126 0.139 0.315
\tau_1/\tau_2 0.617 1.051 1.505
Q_{PAH} 1.615 3.614 5.714
U_{min} 3.159 9.027 17.505
{\rm log}_{10}(\gamma_e)\, -2.828 -1.688 -0.721

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -0.965 0.029 0.353
{\rm log}_{10}(\tau_{AGN})\, 1.108 1.498 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.513 -2.062 -1.513
0.03-0.10 Gyr -2.311 -1.406 -0.467
0.10-0.33 Gyr -2.771 -1.571 -0.879
0.33-1.08 Gyr -4.624 -2.040 -1.502
1.08-3.54 Gyr -6.598 -2.947 -1.988
3.54-11.61 Gyr -7.425 -3.295 -2.182
11.61-12.90 Gyr -7.694 -3.201 -2.057

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.356 10.411 10.493
{\rm log}_{10}({\rm SFR}) -0.103 0.155 0.453
{\rm log}_{10}({\rm sSFR}) -10.517 -10.265 -9.948
{\rm stellar\ age} 6.399 7.204 8.361

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.866 -0.620 -0.414
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.533 0.060 0.358

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.154 0.262 0.399
\delta -0.288 0.013 0.229
\tau_1/\tau_2 0.689 1.042 1.398
Q_{PAH} 1.101 2.671 4.680
U_{min} 2.542 7.633 14.770
{\rm log}_{10}(\gamma_e)\, -2.505 -1.432 -0.593

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.913 -2.688 -1.789
{\rm log}_{10}(\tau_{AGN})\, 1.042 1.547 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.712 -0.178 0.014
0.03-0.10 Gyr -0.103 0.240 0.597
0.10-0.33 Gyr -0.011 0.303 0.557
0.33-1.08 Gyr -0.142 0.217 0.423
1.08-3.54 Gyr -0.062 0.340 0.564
3.54-11.61 Gyr 0.371 0.543 0.666
11.61-12.90 Gyr 0.150 0.615 1.097