2026eoc results

Information

Transient
Name:AT2026eoc
Right ascension: 15h39m48.40s
Declination:13d13m34.36s
Discovery Date:Feb. 23, 2026, 11:06 a.m.
Classification:None
Redshift:None
MW E(B-V):0.040
Host
Name:J153948.48+131333.40
Right ascension: 15h39m48.48s
Declination:13d13m33.40s
Redshift:None
Photometric Redshift:0.052
 

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
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.33
Transient MWEBV processed 0.04
Host match processed 4.69
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.12
Validate global photometry processed 14.84
Global host SED inference processed 487.83
Local aperture photometry processed 5.24
Validate local photometry processed 0.02
Local host SED inference processed 445.23
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h39m48.40s, 13d13m34.36s
semi major axis, semi minor axis (arcsec):1.99, 1.99
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 10.49 1.94 21.348 0.201 AB
SDSS_g 30.22 1.52 20.199 0.055 AB
PanSTARRS_g 33.64 0.58 20.083 0.019 AB
SDSS_r 43.22 1.93 19.811 0.048 AB
PanSTARRS_r 47.62 0.67 19.706 0.015 AB
SDSS_i 53.46 2.52 19.580 0.051 AB
PanSTARRS_i 59.73 0.61 19.459 0.011 AB
PanSTARRS_z 65.69 1.46 19.356 0.024 AB
SDSS_z 63.41 7.82 19.395 0.134 AB
PanSTARRS_y 71.66 3.02 19.262 0.046 AB

Aperture details

RA, DEC (J2000):15h39m48.48s, 13d13m33.52s
semi major axis, semi minor axis (arcsec):5.13, 4.07
angle (degrees, anti-clockwise from east):-166.22
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 35.06 4.37 20.038 0.135 AB
SDSS_g 76.88 2.6 19.185 0.037 AB
PanSTARRS_g 79.18 1.32 19.153 0.018 AB
SDSS_r 101.35 3.36 18.885 0.036 AB
PanSTARRS_r 108.52 1.5 18.811 0.015 AB
SDSS_i 118.78 4.79 18.713 0.044 AB
PanSTARRS_i 130.65 1.36 18.610 0.011 AB
PanSTARRS_z 142.98 3.29 18.512 0.025 AB
SDSS_z 116.74 17.66 18.732 0.164 AB
PanSTARRS_y 161.13 6.82 18.382 0.046 AB
2MASS_J 364.83 98.74 16.600 0.294 Vega
2MASS_H 135.25 169.57 17.205 1.361 Vega
2MASS_K 146.34 191.2 16.649 1.418 Vega
WISE_W1 44.06 9.07 17.091 0.224 Vega
WISE_W2 8.23 13.14 18.273 1.733 Vega
WISE_W3 76.93 44.01 14.011 0.621 Vega
WISE_W4 452.53 299.49 10.641 0.719 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.398 8.626 8.778
{\rm log}_{10}({\rm SFR}) -1.816 -1.105 -0.420
{\rm log}_{10}({\rm sSFR}) -10.574 -9.778 -8.925
{\rm stellar\ age} 1.585 5.018 6.848

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.441 -0.837 -0.270
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.670 -0.928 -0.018

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.201 0.530 0.895
\delta -0.638 -0.205 0.181
\tau_1/\tau_2 0.698 1.042 1.395
Q_{PAH} 1.195 3.188 5.348
U_{min} 3.011 8.492 15.609
{\rm log}_{10}(\gamma_e)\, -3.000 -1.814 -0.693

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.993 -0.793 -0.217
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.594 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.216 -1.476 -1.020
0.03-0.10 Gyr -1.894 -1.039 -0.286
0.10-0.33 Gyr -1.539 -0.828 -0.319
0.33-1.08 Gyr -2.140 -1.102 -0.720
1.08-3.57 Gyr -2.608 -1.302 -0.999
3.57-11.76 Gyr -3.079 -1.495 -1.149
11.76-13.07 Gyr -3.114 -1.550 -0.961

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.684 8.957 9.112
{\rm log}_{10}({\rm SFR}) -1.322 -0.609 -0.040
{\rm log}_{10}({\rm sSFR}) -10.338 -9.557 -8.895
{\rm stellar\ age} 2.580 5.793 7.563

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.537 -1.023 -0.530
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.658 0.120 0.383

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.289 0.479
\delta -0.813 -0.449 -0.006
\tau_1/\tau_2 0.626 1.041 1.441
Q_{PAH} 0.380 1.246 3.003
U_{min} 2.942 8.349 15.762
{\rm log}_{10}(\gamma_e)\, -2.744 -1.696 -0.665

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.985 -1.720 -1.023
{\rm log}_{10}(\tau_{AGN})\, 1.255 1.647 1.921

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.112 -1.301 -0.960
0.03-0.10 Gyr -1.302 -0.490 0.115
0.10-0.33 Gyr -1.269 -0.543 -0.139
0.33-1.08 Gyr -2.431 -0.957 -0.551
1.08-3.57 Gyr -2.492 -1.061 -0.734
3.57-11.76 Gyr -2.298 -1.100 -0.786
11.76-13.07 Gyr -2.353 -1.107 -0.466