2025ucb results

Information

Transient
Name:AT2025ucb
Right ascension: 14h53m40.18s
Declination:25d21m28.10s
Discovery Date:Aug. 16, 2025, 5:50 a.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:
Right ascension: 14h53m40.20s
Declination:25d21m26.90s
Redshift:0.066997
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
 GALEX_NUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 23.28
Transient MWEBV processed 0.04
Host match processed 5.86
Host information processed 0.15
Host MWEBV processed 0.03
Global aperture construction processed 0.67
Global aperture photometry processed 6.07
Validate global photometry processed 16.91
Global host SED inference processed 557.83
Local aperture photometry processed 6.72
Validate local photometry processed 0.02
Local host SED inference processed 480.36
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h53m40.18s, 25d21m28.10s
semi major axis, semi minor axis (arcsec):1.56, 1.56
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 13.21 1.59 21.098 0.131 AB
SDSS_g 46.11 1.81 19.740 0.043 AB
DES_g 48.72 0.35 19.681 0.008 AB
PanSTARRS_g 54.51 0.37 19.559 0.007 AB
SDSS_r 96.58 2.63 18.938 0.030 AB
PanSTARRS_r 106.73 0.46 18.829 0.005 AB
DES_r 109.61 0.92 18.800 0.009 AB
SDSS_i 147.33 3.34 18.479 0.025 AB
PanSTARRS_i 160.13 0.48 18.389 0.003 AB
PanSTARRS_z 210.6 1.01 18.091 0.005 AB
SDSS_z 201.84 5.84 18.137 0.031 AB
DES_z 211.64 3.29 18.086 0.017 AB
PanSTARRS_y 253.35 1.95 17.891 0.008 AB

Aperture details

RA, DEC (J2000):14h53m40.18s, 25d21m27.18s
semi major axis, semi minor axis (arcsec):19.86, 4.32
angle (degrees, anti-clockwise from east):-119.86
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.91 4.72 20.653 0.258 AB
SDSS_u 201.94 8.58 18.137 0.046 AB
SDSS_g 461.58 6.11 17.239 0.014 AB
DES_g 468.99 1.22 17.222 0.003 AB
PanSTARRS_g 464.73 2.07 17.232 0.005 AB
SDSS_r 830.83 8.45 16.601 0.011 AB
PanSTARRS_r 786.81 2.51 16.660 0.003 AB
DES_r 908.4 2.82 16.504 0.003 AB
SDSS_i 1160.24 11.04 16.239 0.010 AB
PanSTARRS_i 1126.94 2.64 16.270 0.003 AB
PanSTARRS_z 1358.56 5.77 16.067 0.005 AB
SDSS_z 1575.38 29.03 15.907 0.020 AB
DES_z 1516.42 9.22 15.948 0.007 AB
PanSTARRS_y 1619.71 11.37 15.876 0.008 AB
2MASS_J 2018.98 230.54 14.742 0.124 Vega
2MASS_H 2239.86 326.87 14.157 0.158 Vega
2MASS_K 1781.06 392.89 13.936 0.239 Vega
WISE_W1 1202.67 17.82 13.501 0.016 Vega
WISE_W2 768.3 22.24 13.347 0.031 Vega
WISE_W3 2395.94 73.02 10.277 0.033 Vega
WISE_W4 3240.75 506.9 8.503 0.170 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.687 9.809 9.953
{\rm log}_{10}({\rm SFR}) -1.980 -1.133 -0.443
{\rm log}_{10}({\rm sSFR}) -11.846 -10.983 -10.304
{\rm stellar\ age} 6.835 7.996 11.072

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.328 -0.714 -0.311
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.578 -0.676 0.142

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.380 0.879 1.368
\delta -0.413 -0.003 0.282
\tau_1/\tau_2 0.604 1.002 1.364
Q_{PAH} 0.606 1.798 4.697
U_{min} 2.920 8.203 15.442
{\rm log}_{10}(\gamma_e)\, -3.407 -2.332 -0.817

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.520 -0.661 -0.035
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.388 1.806

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.622 -1.519 -0.929
0.03-0.10 Gyr -2.180 -1.110 -0.327
0.10-0.33 Gyr -2.124 -1.007 -0.368
0.33-1.08 Gyr -2.308 -1.101 -0.468
1.08-3.53 Gyr -2.093 -0.792 -0.180
3.53-11.58 Gyr -0.901 -0.102 0.098
11.58-12.87 Gyr -0.577 0.232 0.924

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.363 10.456 10.575
{\rm log}_{10}({\rm SFR}) -0.145 0.672 1.190
{\rm log}_{10}({\rm sSFR}) -10.639 -9.814 -9.324
{\rm stellar\ age} 6.479 7.598 11.400

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.945 -0.560 -0.332
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.806 0.272 0.442

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.297 0.457 0.670
\delta -0.615 -0.338 0.018
\tau_1/\tau_2 0.584 0.979 1.386
Q_{PAH} 0.697 1.797 3.447
U_{min} 2.856 8.575 16.587
{\rm log}_{10}(\gamma_e)\, -3.263 -2.355 -1.441

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.963 -2.021 -1.576
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.326 1.789

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.985 -1.277 -0.284
0.03-0.10 Gyr -0.029 0.829 1.353
0.10-0.33 Gyr -2.391 -0.110 0.557
0.33-1.08 Gyr -3.863 -0.734 0.147
1.08-3.53 Gyr -2.588 -0.047 0.571
3.53-11.58 Gyr -0.652 0.498 0.714
11.58-12.87 Gyr -0.465 0.758 1.643