2026hem results

Information

Transient
Name:AT2026hem
Right ascension: 13h23m18.12s
Declination:3d17m03.79s
Discovery Date:March 18, 2026, 7:52 p.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:SDSSJ132318.17+03170
Right ascension: 13h23m18.24s
Declination:3d17m01.43s
Redshift:None
Photometric Redshift:0.114
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.69
Transient MWEBV processed 0.04
Host match processed 4.23
Host information processed 0.21
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 4.6
Validate global photometry processed 15.1
Global host SED inference processed 386.57
Local aperture photometry processed 4.65
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):13h23m18.19s, 3d17m01.78s
semi major axis, semi minor axis (arcsec):6.04, 5.29
angle (degrees, anti-clockwise from east):-56.89
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 25.13 4.91 20.400 0.212 AB
GALEX_NUV 34.9 0.97 20.043 0.030 AB
SDSS_u 50.32 5.67 19.646 0.122 AB
SDSS_g 187.53 4.03 18.217 0.023 AB
PanSTARRS_g 206.66 1.34 18.112 0.007 AB
SDSS_r 297.57 5.35 17.716 0.020 AB
PanSTARRS_r 306.98 2.5 17.682 0.009 AB
SDSS_i 413.06 7.3 17.360 0.019 AB
PanSTARRS_i 403.39 2.37 17.386 0.006 AB
PanSTARRS_z 445.48 3.55 17.278 0.009 AB
SDSS_z 472.13 19.43 17.215 0.045 AB
PanSTARRS_y 492.01 6.66 17.170 0.015 AB
2MASS_J 730.08 177.77 15.847 0.264 Vega
2MASS_H 801.04 217.31 15.273 0.295 Vega
2MASS_K 754.27 298.61 14.868 0.430 Vega
WISE_W1 270.75 16.54 15.120 0.066 Vega
WISE_W2 213.53 18.57 14.737 0.094 Vega
WISE_W3 697.13 73.67 11.618 0.115 Vega
WISE_W4 1011.93 439.74 9.767 0.472 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.193 10.246 10.301
{\rm log}_{10}({\rm SFR}) -0.092 0.102 0.301
{\rm log}_{10}({\rm sSFR}) -10.351 -10.134 -9.930
{\rm stellar\ age} 5.484 6.263 7.050

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.972 -0.760 -0.566
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.633 -0.166 0.274

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.086 0.155 0.271
\delta -0.578 -0.154 0.144
\tau_1/\tau_2 0.893 1.205 1.521
Q_{PAH} 0.799 2.065 4.011
U_{min} 2.410 7.291 14.214
{\rm log}_{10}(\gamma_e)\, -2.623 -1.655 -0.839

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.603 -2.101 -1.425
{\rm log}_{10}(\tau_{AGN})\, 1.119 1.530 1.875

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.165 -0.019 0.128
0.03-0.10 Gyr -0.116 0.144 0.393
0.10-0.32 Gyr 0.139 0.370 0.573
0.32-1.05 Gyr 0.201 0.400 0.570
1.05-3.41 Gyr 0.129 0.346 0.517
3.41-11.06 Gyr 0.217 0.368 0.477
11.06-12.29 Gyr -0.039 0.385 0.764