2026bga

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Information

Transient

Name: AT2026bga
Right ascension: 9h39m41.79s
Declination: -5d26m11.00s
Discovery Date: Jan. 21, 2026, 1:20 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name:
Right ascension: 9h39m41.85s
Declination: -5d26m13.14s
Redshift: None
Photometric Redshift: 0.052
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.11
Transient MWEBV processed 0.09
Host match processed 5.87
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.66
Validate global photometry processed 15.18
Global host SED inference processed 386.58
Local aperture photometry processed 5.51
Validate local photometry processed 0.02
Local host SED inference processed 459.93
 

Cutout Download Report

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_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 9h39m41.79s, -5d26m11.00s
semi major axis, semi minor axis (arcsec) = 1.96, 1.96
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 37.08 0.38 19.977 0.011 AB
PanSTARRS_g 41.84 0.52 19.846 0.013 AB
PanSTARRS_r 56.95 0.57 19.511 0.011 AB
DES_r 61.09 0.74 19.435 0.013 AB
PanSTARRS_i 75.81 0.5 19.201 0.007 AB
PanSTARRS_z 89.35 1.31 19.022 0.016 AB
DES_z 90.87 2.35 19.004 0.028 AB
PanSTARRS_y 105.08 4.0 18.846 0.041 AB

Aperture details

RA, DEC (J2000) = 9h39m41.84s, -5d26m12.91s
semi major axis, semi minor axis (arcsec) = 10.13, 4.5
angle (degrees, anti-clockwise from east) = -17.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.87 2.84 21.126 0.239 AB
GALEX_NUV 22.54 2.57 20.518 0.124 AB
DES_g 140.53 0.83 18.531 0.006 AB
PanSTARRS_g 158.12 1.74 18.403 0.012 AB
PanSTARRS_r 210.12 1.94 18.094 0.010 AB
DES_r 230.28 1.56 17.994 0.007 AB
PanSTARRS_i 280.03 1.69 17.782 0.007 AB
PanSTARRS_z 298.79 4.45 17.712 0.016 AB
DES_z 322.57 5.1 17.628 0.017 AB
PanSTARRS_y 377.77 13.63 17.457 0.039 AB
2MASS_J 622.17 143.17 16.020 0.250 Vega
2MASS_H 720.31 200.4 15.389 0.302 Vega
2MASS_K 749.07 317.27 14.876 0.460 Vega
WISE_W2 120.6 17.49 15.358 0.157 Vega
WISE_W3 213.92 85.49 12.900 0.434 Vega
WISE_W4 -611.07 450.14 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.506 8.842 9.000
{\rm log}_{10}({\rm SFR}) -1.831 -0.887 -0.151
{\rm log}_{10}({\rm sSFR}) -10.732 -9.747 -8.771
{\rm stellar\ age} 0.787 4.993 7.205

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.474 -0.853 -0.292
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.462 -0.799 -0.128

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.427 0.819 1.136
\delta -0.478 -0.143 0.218
\tau_1/\tau_2 0.650 1.039 1.411
Q_{PAH} 1.119 2.978 5.295
U_{min} 2.995 8.466 16.120
{\rm log}_{10}(\gamma_e)\, -3.130 -1.974 -0.903

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.648 -1.743 -0.485
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.510 1.943

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.539 -1.483 -0.953
0.03-0.10 Gyr -2.043 -0.803 0.000
0.10-0.33 Gyr -1.640 -0.656 -0.028
0.33-1.08 Gyr -2.796 -1.008 -0.524
1.08-3.57 Gyr -3.338 -1.190 -0.782
3.57-11.75 Gyr -4.016 -1.353 -0.926
11.75-13.06 Gyr -4.081 -1.391 -0.661

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.297 9.405 9.528
{\rm log}_{10}({\rm SFR}) -0.678 -0.431 -0.163
{\rm log}_{10}({\rm sSFR}) -10.132 -9.858 -9.511
{\rm stellar\ age} 4.508 6.140 7.440

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.359 -0.767 -0.286
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.251 -0.001 0.212

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.292 0.508 0.730
\delta -0.256 0.052 0.255
\tau_1/\tau_2 0.744 1.040 1.334
Q_{PAH} 0.671 1.847 3.542
U_{min} 2.917 7.579 14.320
{\rm log}_{10}(\gamma_e)\, -3.067 -1.932 -1.092

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -3.124 -2.095
{\rm log}_{10}(\tau_{AGN})\, 1.001 1.448 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.794 -0.537 -0.353
0.03-0.10 Gyr -0.721 -0.400 -0.067
0.10-0.33 Gyr -0.555 -0.241 0.037
0.33-1.08 Gyr -0.679 -0.354 -0.065
1.08-3.57 Gyr -0.788 -0.500 -0.276
3.57-11.75 Gyr -0.904 -0.567 -0.364
11.75-13.06 Gyr -1.155 -0.526 -0.063