2026umd results

Information

Transient
Name:AT2026umd
Right ascension: 17h01m29.96s
Declination:51d25m28.87s
Discovery Date:July 10, 2026, 8:04 p.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:J170130.18+512528.99
Object ID:9907737945966769
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h01m30.18s
Declination:51d25m28.99s
Redshift:None
Photometric Redshift:0.025
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.84
Transient MWEBV processed 0.12
Host match processed 5.55
Host information processed 0.12
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.63
Global aperture photometry processed 4.98
Validate global photometry processed 14.04
Global host SED inference processed 510.95
Local aperture photometry processed 5.07
Validate local photometry processed 0.03
Local host SED inference processed 729.92
 

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})\, 8.779 8.914 9.006
{\rm log}_{10}({\rm SFR}) -1.941 -1.180 -0.614
{\rm log}_{10}({\rm sSFR}) -10.821 -10.050 -9.525
{\rm stellar\ age} 4.817 6.935 8.388

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.845 -1.601 -1.244
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.894 -1.540 -0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.074 0.250 0.500
\delta -0.658 -0.210 0.242
\tau_1/\tau_2 0.741 1.081 1.447
Q_{PAH} 0.822 2.731 5.221
U_{min} 3.091 8.831 16.284
{\rm log}_{10}(\gamma_e)\, -2.935 -1.491 -0.552

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.412 -1.512 -0.720
{\rm log}_{10}(\tau_{AGN})\, 0.841 1.367 1.878

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.732 -1.798 -1.271
0.03-0.10 Gyr -1.959 -1.084 -0.468
0.10-0.33 Gyr -1.501 -0.939 -0.508
0.33-1.10 Gyr -1.790 -1.153 -0.784
1.10-3.64 Gyr -1.724 -1.122 -0.820
3.64-12.08 Gyr -1.557 -1.038 -0.850
12.08-13.43 Gyr -1.716 -1.002 -0.453

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.978 9.099 9.209
{\rm log}_{10}({\rm SFR}) -0.900 -0.577 -0.344
{\rm log}_{10}({\rm sSFR}) -10.025 -9.664 -9.375
{\rm stellar\ age} 5.745 7.177 8.867

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.724 -1.361 -0.943
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.888 -1.363 0.149

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.410 0.580
\delta 0.015 0.235 0.349
\tau_1/\tau_2 0.568 0.938 1.296
Q_{PAH} 0.766 2.260 4.196
U_{min} 2.591 7.540 15.132
{\rm log}_{10}(\gamma_e)\, -3.472 -2.673 -1.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.923 -2.528 -1.867
{\rm log}_{10}(\tau_{AGN})\, 0.892 1.252 1.770

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.149 -1.724 -1.133
0.03-0.10 Gyr -0.808 -0.431 -0.187
0.10-0.33 Gyr -1.162 -0.659 -0.346
0.33-1.10 Gyr -1.581 -0.988 -0.689
1.10-3.64 Gyr -1.571 -0.989 -0.693
3.64-12.08 Gyr -1.316 -0.865 -0.673
12.08-13.43 Gyr -1.327 -0.725 -0.104
 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h01m29.96s, 51d25m28.87s
semi major axis, semi minor axis (arcsec):4.02, 4.02
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 254.51 1.14 17.886 0.005 AB
PanSTARRS_g 257.8 1.12 17.872 0.005 AB
PanSTARRS_r 350.85 1.3 17.537 0.004 AB
PanSTARRS_i 407.52 1.05 17.375 0.003 AB
PanSTARRS_z 435.31 2.57 17.303 0.006 AB
DES_z 424.37 3.23 17.331 0.008 AB
PanSTARRS_y 447.72 6.31 17.272 0.015 AB
2MASS_J 486.46 82.0 16.287 0.183 Vega
2MASS_H 367.29 147.27 16.120 0.435 Vega
2MASS_K 455.91 156.71 15.415 0.373 Vega

Aperture details

RA, DEC (J2000):17h01m30.18s, 51d25m29.14s
semi major axis, semi minor axis (arcsec):8.31, 4.27
angle (degrees, anti-clockwise from east):-169.83
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 55.01 5.83 19.549 0.115 AB
GALEX_NUV 80.37 4.09 19.137 0.055 AB
DES_g 337.12 1.33 17.581 0.004 AB
PanSTARRS_g 339.14 1.63 17.574 0.005 AB
PanSTARRS_r 476.52 1.89 17.205 0.004 AB
PanSTARRS_i 567.81 1.52 17.014 0.003 AB
PanSTARRS_z 612.34 3.75 16.933 0.007 AB
DES_z 597.11 3.93 16.960 0.007 AB
PanSTARRS_y 647.53 9.21 16.872 0.015 AB
2MASS_J 889.87 134.24 15.632 0.164 Vega
2MASS_H 582.48 239.46 15.619 0.446 Vega
2MASS_K 1119.64 256.82 14.440 0.249 Vega
WISE_W1 379.19 15.9 14.754 0.046 Vega
WISE_W2 230.27 17.64 14.655 0.083 Vega
WISE_W3 142.99 62.48 13.338 0.474 Vega
WISE_W4 43.79 276.4 13.176 6.852 Vega