2026ejg results

Information

Transient
Name:AT2026ejg
Right ascension: 4h08m24.25s
Declination:-47d53m37.69s
Discovery Date:Feb. 24, 2026, 1:09 a.m.
Classification:None
Redshift:None
MW E(B-V):0.011
Host
Name:NGC1527
Right ascension: 4h08m24.14s
Declination:-47d53m49.35s
Redshift:0.004196
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.47
Transient MWEBV processed 0.09
Host match processed 3.86
Host information processed 0.12
Host MWEBV processed 0.06
Global aperture construction processed 1.28
Global aperture photometry processed 2.24
Validate global photometry processed 18.61
Global host SED inference processed 697.73
Local aperture photometry processed 2.02
Validate local photometry processed 0.02
Local host SED inference processed 1079.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h08m24.25s, -47d53m37.69s
semi major axis, semi minor axis (arcsec):23.07, 23.07
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 188.33 13.83 18.213 0.080 AB
GALEX_NUV 483.22 13.71 17.190 0.031 AB
DES_g 55642.78 11.61 12.036 0.000 AB
DES_r 116509.18 23.65 11.234 0.000 AB
DES_z 186192.13 56.66 10.725 0.000 AB
2MASS_J 292737.0 585.32 9.339 0.002 Vega
2MASS_H 357887.97 773.56 8.648 0.002 Vega
2MASS_K 287027.24 938.24 8.417 0.004 Vega
WISE_W1 119643.39 793.69 8.506 0.007 Vega
WISE_W2 62859.83 516.28 8.565 0.009 Vega
WISE_W3 17988.57 230.43 8.089 0.014 Vega
WISE_W4 9370.69 691.51 7.351 0.080 Vega

Aperture details

RA, DEC (J2000):4h08m24.13s, -47d53m48.92s
semi major axis, semi minor axis (arcsec):70.4, 31.83
angle (degrees, anti-clockwise from east):100.07
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 330.15 18.31 17.603 0.060 AB
GALEX_NUV 762.82 20.02 16.694 0.028 AB
DES_g 88133.35 21.94 11.537 0.000 AB
DES_z 306935.63 93.15 10.182 0.000 AB
2MASS_J 451289.17 1167.16 8.869 0.003 Vega
2MASS_H 547786.67 1556.1 8.186 0.003 Vega
2MASS_K 429299.62 1905.22 7.980 0.005 Vega
WISE_W1 210850.25 1623.42 7.891 0.008 Vega
WISE_W2 113161.74 1070.95 7.927 0.010 Vega
WISE_W3 35167.25 485.8 7.361 0.015 Vega
WISE_W4 19337.79 1330.72 6.564 0.075 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.126 10.250 10.371
{\rm log}_{10}({\rm SFR}) -3.125 -2.210 -1.418
{\rm log}_{10}({\rm sSFR}) -13.327 -12.427 -11.641
{\rm stellar\ age} 7.906 10.449 12.785

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.817 -0.575 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.430 -0.490 0.180

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.073 0.189 0.348
\delta -0.909 -0.701 -0.314
\tau_1/\tau_2 0.283 0.676 1.111
Q_{PAH} 0.315 1.067 2.684
U_{min} 2.578 7.986 16.146
{\rm log}_{10}(\gamma_e)\, -3.673 -2.794 -1.520

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.564 -3.843 -2.945
{\rm log}_{10}(\tau_{AGN})\, 0.964 1.429 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.026 -1.972 -1.044
0.03-0.10 Gyr -4.713 -2.866 -1.910
0.10-0.33 Gyr -4.933 -2.828 -1.864
0.33-1.10 Gyr -4.440 -2.318 -1.214
1.10-3.66 Gyr -3.811 -1.586 0.033
3.66-12.15 Gyr -1.918 -0.015 0.410
12.15-13.50 Gyr 0.071 1.111 1.479

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.407 10.479 10.573
{\rm log}_{10}({\rm SFR}) -3.207 -2.471 -1.888
{\rm log}_{10}({\rm sSFR}) -13.613 -12.942 -12.353
{\rm stellar\ age} 8.105 10.295 12.801

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.507 -0.276 -0.099
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.479 -0.636 0.046

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.039 0.103 0.228
\delta -0.659 -0.244 0.155
\tau_1/\tau_2 0.317 0.746 1.197
Q_{PAH} 0.327 1.066 2.719
U_{min} 2.371 7.371 14.940
{\rm log}_{10}(\gamma_e)\, -3.555 -2.724 -1.591

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.665 -4.068 -3.273
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.560 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.460 -2.475 -1.957
0.03-0.10 Gyr -4.011 -2.610 -1.860
0.10-0.33 Gyr -4.015 -2.493 -1.700
0.33-1.10 Gyr -3.931 -2.218 -1.242
1.10-3.66 Gyr -3.367 -1.528 -0.226
3.66-12.15 Gyr -1.712 0.403 0.680
12.15-13.50 Gyr 0.380 1.289 1.689