2026bgu results

Information

Transient
Name:AT2026bgu
Right ascension: 11h47m40.16s
Declination:10d08m42.65s
Discovery Date:Jan. 16, 2026, 12:20 p.m.
Classification:None
Redshift:None
MW E(B-V):0.028
Host
Name:
Right ascension: 11h47m40.09s
Declination:10d08m43.30s
Redshift:None
Photometric Redshift:0.081
 

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 13.07
Transient MWEBV processed 0.04
Host match processed 5.34
Host information processed 0.11
Host MWEBV processed 0.07
Global aperture construction processed 0.61
Global aperture photometry processed 5.91
Validate global photometry processed 18.7
Global host SED inference processed 473.29
Local aperture photometry processed 5.85
Validate local photometry processed 0.03
Local host SED inference processed 462.93
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h47m40.16s, 10d08m42.65s
semi major axis, semi minor axis (arcsec):1.31, 1.31
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 17.4 0.26 20.798 0.016 AB
PanSTARRS_g 15.05 0.34 20.956 0.024 AB
PanSTARRS_r 25.03 0.4 20.404 0.017 AB
DES_r 27.42 0.49 20.305 0.019 AB
SDSS_i 32.24 1.94 20.129 0.065 AB
PanSTARRS_i 31.83 0.45 20.143 0.015 AB
PanSTARRS_z 35.66 0.87 20.019 0.026 AB
SDSS_z 43.04 5.67 19.815 0.143 AB
DES_z 37.11 1.74 19.976 0.051 AB
PanSTARRS_y 41.27 1.71 19.861 0.045 AB

Aperture details

RA, DEC (J2000):11h47m40.09s, 10d08m43.43s
semi major axis, semi minor axis (arcsec):8.5, 3.78
angle (degrees, anti-clockwise from east):-161.48
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.4 3.45 21.166 0.302 AB
GALEX_NUV 22.81 3.07 20.505 0.146 AB
SDSS_u 16.56 5.37 20.852 0.352 AB
SDSS_g 105.53 3.29 18.842 0.034 AB
DES_g 105.64 0.75 18.840 0.008 AB
PanSTARRS_g 109.13 1.41 18.805 0.014 AB
SDSS_r 168.31 4.83 18.335 0.031 AB
PanSTARRS_r 174.23 1.67 18.297 0.010 AB
DES_r 169.88 1.41 18.325 0.009 AB
SDSS_i 211.6 6.74 18.086 0.035 AB
PanSTARRS_i 220.61 1.89 18.041 0.009 AB
PanSTARRS_z 266.03 3.69 17.838 0.015 AB
SDSS_z 320.4 23.94 17.636 0.081 AB
DES_z 244.34 4.88 17.930 0.022 AB
PanSTARRS_y 286.76 7.29 17.756 0.028 AB
2MASS_J 166.22 168.6 17.453 1.101 Vega
2MASS_H 638.5 250.32 15.520 0.426 Vega
2MASS_K -85.15 312.04 Vega
WISE_W1 144.12 14.24 15.804 0.107 Vega
WISE_W2 87.83 17.21 15.702 0.213 Vega
WISE_W3 132.66 77.72 13.419 0.636 Vega
WISE_W4 94.01 446.2 12.347 5.153 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.652 8.857 8.986
{\rm log}_{10}({\rm SFR}) -1.911 -1.180 -0.282
{\rm log}_{10}({\rm sSFR}) -10.753 -10.015 -9.005
{\rm stellar\ age} 2.176 5.754 7.192

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.558 -0.957 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.652 -0.606 0.249

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.166 0.470 0.911
\delta -0.507 -0.088 0.248
\tau_1/\tau_2 0.691 1.092 1.478
Q_{PAH} 1.091 2.816 4.948
U_{min} 3.169 8.775 16.146
{\rm log}_{10}(\gamma_e)\, -2.808 -1.523 -0.511

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.528 -0.456 -0.006
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.483 1.966

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.543 -1.682 -1.110
0.03-0.10 Gyr -1.984 -1.105 -0.145
0.10-0.33 Gyr -1.815 -0.994 -0.380
0.33-1.07 Gyr -1.933 -0.991 -0.543
1.07-3.49 Gyr -2.089 -1.040 -0.780
3.49-11.42 Gyr -2.534 -1.137 -0.880
11.42-12.69 Gyr -2.528 -1.201 -0.648

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.812 9.883 9.989
{\rm log}_{10}({\rm SFR}) -0.443 -0.059 0.321
{\rm log}_{10}({\rm sSFR}) -10.350 -9.922 -9.560
{\rm stellar\ age} 7.049 8.051 11.125

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.329 -0.882 -0.555
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.666 -0.840 0.126

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.082 0.251 0.461
\delta -0.153 0.163 0.326
\tau_1/\tau_2 0.601 1.065 1.515
Q_{PAH} 1.491 3.460 5.428
U_{min} 3.125 8.906 16.994
{\rm log}_{10}(\gamma_e)\, -2.192 -1.162 -0.400

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.123 -2.849 -1.698
{\rm log}_{10}(\tau_{AGN})\, 1.081 1.583 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.951 -1.411 -0.909
0.03-0.10 Gyr -0.312 0.095 0.481
0.10-0.33 Gyr -1.212 -0.209 0.148
0.33-1.07 Gyr -2.539 -0.689 -0.327
1.07-3.49 Gyr -2.657 -0.730 -0.268
3.49-11.42 Gyr -1.039 -0.033 0.126
11.42-12.69 Gyr -0.370 0.405 1.080