2026egb results

Information

Transient
Name:AT2026egb
Right ascension: 8h55m23.59s
Declination:39d25m26.24s
Discovery Date:Feb. 22, 2026, 6:09 a.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:2149532
Right ascension: 8h55m23.16s
Declination:39d25m24.21s
Redshift:None
Photometric Redshift:0.118
 

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_z
 DES_r
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.82
Transient MWEBV processed 0.04
Host match processed 4.42
Host information processed 0.09
Host MWEBV processed 0.12
Global aperture construction processed 0.65
Global aperture photometry processed 6.26
Validate global photometry processed 18.27
Global host SED inference processed 607.58
Local aperture photometry processed 6.06
Validate local photometry processed 0.02
Local host SED inference not enough filters 21.64
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h55m23.59s, 39d25m26.24s
semi major axis, semi minor axis (arcsec):0.94, 0.94
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 6.65 0.38 21.843 0.063 AB

Aperture details

RA, DEC (J2000):8h55m23.18s, 39d25m23.80s
semi major axis, semi minor axis (arcsec):8.24, 6.71
angle (degrees, anti-clockwise from east):-87.52
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.64 4.0 20.914 0.278 AB
GALEX_NUV 12.36 2.88 21.170 0.253 AB
SDSS_u -1.06 5.96 AB
SDSS_g 219.66 4.35 18.046 0.022 AB
DES_g 223.43 0.94 18.027 0.005 AB
PanSTARRS_g 241.08 1.74 17.945 0.008 AB
SDSS_r 508.61 6.59 17.134 0.014 AB
PanSTARRS_r 516.26 2.23 17.118 0.005 AB
SDSS_i 711.09 8.33 16.770 0.013 AB
PanSTARRS_i 738.71 1.91 16.729 0.003 AB
PanSTARRS_z 935.6 4.48 16.472 0.005 AB
SDSS_z 980.06 26.01 16.422 0.029 AB
DES_z 956.12 4.26 16.449 0.005 AB
PanSTARRS_y 1088.14 13.72 16.308 0.014 AB
2MASS_J 1786.71 155.93 14.875 0.095 Vega
2MASS_H 1543.25 262.52 14.561 0.185 Vega
2MASS_K 1683.02 258.04 13.997 0.166 Vega
WISE_W1 636.07 19.43 14.192 0.033 Vega
WISE_W2 385.73 22.24 14.095 0.063 Vega
WISE_W3 285.01 94.54 12.589 0.360 Vega
WISE_W4 338.4 518.18 10.956 1.662 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})\, 10.889 10.959 10.990
{\rm log}_{10}({\rm SFR}) -1.083 -0.561 -0.111
{\rm log}_{10}({\rm sSFR}) -12.032 -11.526 -11.070
{\rm stellar\ age} 9.323 11.540 11.613

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.778 -0.627 -0.509
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.043 -0.529 -0.088

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.074 0.135 0.222
\delta -0.847 -0.599 -0.320
\tau_1/\tau_2 0.605 1.134 1.617
Q_{PAH} 0.537 1.619 3.468
U_{min} 3.158 9.200 17.299
{\rm log}_{10}(\gamma_e)\, -2.228 -1.222 -0.528

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.479 -3.467 -2.412
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.658 2.004

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.821 -0.282 0.048
0.03-0.10 Gyr -3.458 -1.200 -0.187
0.10-0.32 Gyr -5.330 -2.709 -0.851
0.32-1.05 Gyr -6.239 -3.030 -1.052
1.05-3.40 Gyr -4.479 -2.432 -0.773
3.40-11.01 Gyr -2.067 -0.571 0.954
11.01-12.23 Gyr 1.741 2.117 2.154