2026ieg results

Information

Transient
Name:AT2026ieg
Right ascension: 12h20m35.61s
Declination:18d40m12.56s
Discovery Date:April 2, 2026, 7:15 a.m.
Classification:None
Redshift:None
MW E(B-V):0.030
Host
Name:
Right ascension: 12h20m35.39s
Declination:18d40m16.25s
Redshift:0.068220
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
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.24
Transient MWEBV processed 0.11
Host match processed 6.23
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.73
Global aperture photometry processed 6.8
Validate global photometry processed 19.95
Global host SED inference processed 391.3
Local aperture photometry processed 6.61
Validate local photometry processed 0.03
Local host SED inference processed 414.82
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h20m35.61s, 18d40m12.56s
semi major axis, semi minor axis (arcsec):1.53, 1.53
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 3.2 1.46 22.637 0.495 AB
SDSS_g 12.76 1.02 21.135 0.087 AB
DES_g 12.38 0.26 21.168 0.023 AB
PanSTARRS_g 9.58 0.37 21.446 0.042 AB
SDSS_r 19.2 1.34 20.692 0.076 AB
PanSTARRS_r 10.09 0.5 21.390 0.053 AB
DES_r 19.33 0.57 20.684 0.032 AB
SDSS_i 22.48 1.65 20.520 0.080 AB
PanSTARRS_i 19.37 0.67 20.682 0.038 AB
PanSTARRS_z 21.96 0.94 20.546 0.046 AB
SDSS_z 24.96 4.5 20.407 0.196 AB
DES_z 26.53 1.26 20.341 0.051 AB
PanSTARRS_y 30.43 1.86 20.192 0.066 AB

Aperture details

RA, DEC (J2000):12h20m35.38s, 18d40m16.45s
semi major axis, semi minor axis (arcsec):15.26, 8.09
angle (degrees, anti-clockwise from east):-111.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 58.12 1.47 19.489 0.027 AB
GALEX_NUV 80.95 1.04 19.129 0.014 AB
SDSS_g 609.58 7.18 16.937 0.013 AB
DES_g 620.49 1.86 16.918 0.003 AB
PanSTARRS_g 604.06 2.7 16.947 0.005 AB
SDSS_r 975.69 9.63 16.427 0.011 AB
PanSTARRS_r 701.44 3.6 16.785 0.006 AB
DES_r 1065.95 4.21 16.331 0.004 AB
SDSS_i 1307.16 12.36 16.109 0.010 AB
SDSS_z 1421.0 32.81 16.019 0.025 AB
DES_z 1550.54 9.56 15.924 0.007 AB
2MASS_J 2122.02 235.7 14.688 0.121 Vega
2MASS_H 2678.09 379.16 13.963 0.154 Vega
2MASS_K 2563.91 391.35 13.540 0.166 Vega
WISE_W1 1058.91 23.62 13.639 0.024 Vega
WISE_W2 674.31 28.51 13.489 0.046 Vega
WISE_W3 2473.89 120.45 10.243 0.053 Vega
WISE_W4 2225.92 702.33 8.911 0.343 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.035 8.412 8.572
{\rm log}_{10}({\rm SFR}) -1.118 -0.673 -0.274
{\rm log}_{10}({\rm sSFR}) -9.642 -9.101 -8.342
{\rm stellar\ age} 1.787 5.350 6.836

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.775 -0.218 0.076
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.317 -0.739 -0.118

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.484 0.799 1.137
\delta -0.304 -0.058 0.167
\tau_1/\tau_2 0.665 0.978 1.367
Q_{PAH} 0.993 2.662 4.789
U_{min} 3.209 7.960 14.854
{\rm log}_{10}(\gamma_e)\, -2.711 -1.656 -0.613

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.733 -1.750 -0.425
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.499 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.071 -0.804 -0.500
0.03-0.10 Gyr -1.179 -0.640 -0.184
0.10-0.33 Gyr -1.899 -1.184 -0.773
0.33-1.08 Gyr -2.499 -1.516 -1.152
1.08-3.53 Gyr -2.639 -1.593 -1.278
3.53-11.57 Gyr -2.882 -1.644 -1.329
11.57-12.85 Gyr -2.887 -1.663 -1.160

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.342 10.402 10.466
{\rm log}_{10}({\rm SFR}) 0.239 0.467 0.720
{\rm log}_{10}({\rm sSFR}) -10.171 -9.941 -9.684
{\rm stellar\ age} 6.680 7.474 8.626

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.529 -0.319 -0.128
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.515 -0.283 -0.024

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.151 0.251 0.424
\delta -0.691 -0.350 -0.078
\tau_1/\tau_2 0.701 1.073 1.445
Q_{PAH} 0.379 1.139 2.176
U_{min} 2.353 6.863 13.774
{\rm log}_{10}(\gamma_e)\, -2.798 -1.965 -1.372

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.410 -3.522 -2.463
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.548 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.250 0.357 0.466
0.03-0.10 Gyr 0.199 0.509 0.819
0.10-0.33 Gyr -0.039 0.282 0.546
0.33-1.08 Gyr -0.349 0.055 0.292
1.08-3.53 Gyr -0.204 0.199 0.444
3.53-11.57 Gyr 0.373 0.540 0.654
11.57-12.85 Gyr 0.279 0.690 1.119