2026jum results

Information

Transient
Name:AT2026jum
Right ascension: 12h57m39.77s
Declination:39d48m36.64s
Discovery Date:March 22, 2026, 5:06 p.m.
Classification:None
Redshift:None
MW E(B-V):0.011
Host
Name:J125739.87+394835.10
Right ascension: 12h57m39.87s
Declination:39d48m35.10s
Redshift:0.072317
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_z
GALEX_NUV
GALEX_FUV
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.84
Transient MWEBV processed 0.05
Host match processed 5.58
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.69
Global aperture photometry processed 5.84
Validate global photometry processed 16.94
Global host SED inference processed 495.68
Local aperture photometry processed 5.79
Validate local photometry processed 0.02
Local host SED inference processed 489.84
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h57m39.77s, 39d48m36.64s
semi major axis, semi minor axis (arcsec):1.45, 1.45
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 51.34 1.9 19.624 0.040 AB
DES_g 48.54 0.52 19.685 0.012 AB
PanSTARRS_g 54.89 0.39 19.551 0.008 AB
SDSS_r 100.88 2.68 18.890 0.029 AB
PanSTARRS_r 102.28 0.42 18.876 0.004 AB
SDSS_i 141.24 3.22 18.525 0.025 AB
PanSTARRS_i 142.0 0.52 18.519 0.004 AB
PanSTARRS_z 166.32 1.06 18.348 0.007 AB
SDSS_z 185.72 6.25 18.228 0.037 AB
DES_z 172.25 1.48 18.310 0.009 AB
PanSTARRS_y 186.84 2.18 18.221 0.013 AB

Aperture details

RA, DEC (J2000):12h57m39.87s, 39d48m35.19s
semi major axis, semi minor axis (arcsec):9.37, 6.8
angle (degrees, anti-clockwise from east):-15.65
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 98.01 7.85 18.922 0.087 AB
SDSS_g 361.64 5.39 17.504 0.016 AB
DES_g 380.06 1.5 17.450 0.004 AB
PanSTARRS_g 409.1 1.99 17.370 0.005 AB
SDSS_r 716.15 7.77 16.762 0.012 AB
PanSTARRS_r 734.86 2.12 16.734 0.003 AB
SDSS_i 1012.97 9.75 16.386 0.010 AB
PanSTARRS_i 1023.62 2.73 16.375 0.003 AB
PanSTARRS_z 1182.43 5.63 16.218 0.005 AB
SDSS_z 1219.98 29.93 16.184 0.027 AB
DES_z 1212.12 4.31 16.191 0.004 AB
PanSTARRS_y 1348.59 11.88 16.075 0.010 AB
2MASS_J 1696.16 148.8 14.931 0.095 Vega
2MASS_H 2314.35 224.79 14.121 0.105 Vega
2MASS_K 1300.22 238.95 14.277 0.200 Vega
WISE_W1 788.67 17.17 13.959 0.024 Vega
WISE_W2 435.36 19.8 13.964 0.049 Vega
WISE_W3 533.47 75.38 11.908 0.153 Vega
WISE_W4 363.44 413.07 10.879 1.234 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.616 9.719 9.819
{\rm log}_{10}({\rm SFR}) -1.995 -1.232 -0.627
{\rm log}_{10}({\rm sSFR}) -11.649 -10.880 -10.267
{\rm stellar\ age} 7.312 8.680 11.975

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.394 -0.965 -0.628
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.479 -0.564 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.251 0.530 0.836
\delta -0.544 -0.148 0.205
\tau_1/\tau_2 0.574 0.976 1.364
Q_{PAH} 0.566 2.198 4.732
U_{min} 3.141 8.523 15.691
{\rm log}_{10}(\gamma_e)\, -3.132 -2.160 -0.698

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.150 -0.906 -0.332
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.461 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.999 -1.187 -0.661
0.03-0.10 Gyr -2.700 -1.389 -0.593
0.10-0.33 Gyr -3.186 -1.516 -0.700
0.33-1.07 Gyr -3.859 -1.567 -0.739
1.07-3.52 Gyr -3.667 -1.317 -0.450
3.52-11.52 Gyr -1.454 -0.256 -0.045
11.52-12.80 Gyr -0.406 0.346 0.928

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.469 10.581 10.665
{\rm log}_{10}({\rm SFR}) -5.185 -1.929 -0.519
{\rm log}_{10}({\rm sSFR}) -16.066 -12.589 -11.049
{\rm stellar\ age} 7.532 10.551 12.148

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.442 -1.093 -0.803
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.581 -0.462 0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.286 0.438
\delta -0.539 -0.051 0.189
\tau_1/\tau_2 0.479 0.920 1.390
Q_{PAH} 0.872 2.387 4.695
U_{min} 3.479 10.200 18.131
{\rm log}_{10}(\gamma_e)\, -3.056 -2.059 -1.018

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.408 -3.455 -2.455
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.511 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.568 -1.880 -0.610
0.03-0.10 Gyr -6.716 -2.910 -0.520
0.10-0.33 Gyr -7.158 -3.695 -0.936
0.33-1.07 Gyr -6.984 -3.711 -0.946
1.07-3.52 Gyr -4.243 -2.297 -0.277
3.52-11.52 Gyr -1.987 0.376 0.806
11.52-12.80 Gyr -0.008 1.528 1.805