2025afbg

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Information

Transient

Name: AT2025afbg
Right ascension: 11h09m34.10s
Declination: 38d00m08.13s
Discovery Date: Nov. 23, 2025, 12:58 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.019

Host

Name:
Right ascension: 11h09m34.25s
Declination: 38d00m10.86s
Redshift: None
Photometric Redshift: 0.047
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.97
Transient MWEBV processed 0.11
Host match processed 5.27
Host information processed 0.17
Host MWEBV processed 0.16
Global aperture construction processed 0.63
Global aperture photometry processed 5.84
Validate global photometry processed 16.57
Global host SED inference processed 390.39
Local aperture photometry processed 5.69
Validate local photometry processed 0.03
Local host SED inference processed 516.34
 

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) = 11h09m34.10s, 38d00m08.13s
semi major axis, semi minor axis (arcsec) = 2.17, 2.17
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 3.62 1.82 22.503 0.544 AB
SDSS_g 12.15 1.13 21.188 0.101 AB
DES_g 11.64 0.31 21.235 0.029 AB
PanSTARRS_g 10.65 0.42 21.331 0.043 AB
SDSS_r 14.26 1.42 21.014 0.108 AB
PanSTARRS_r 12.2 0.48 21.184 0.043 AB
SDSS_i 16.21 1.74 20.875 0.116 AB
PanSTARRS_i 15.69 0.44 20.911 0.031 AB
PanSTARRS_z 14.59 1.11 20.990 0.082 AB
SDSS_z 21.52 5.51 20.568 0.278 AB
DES_z 18.92 0.93 20.707 0.053 AB
PanSTARRS_y 15.56 2.95 20.920 0.206 AB

Aperture details

RA, DEC (J2000) = 11h09m34.26s, 38d00m10.97s
semi major axis, semi minor axis (arcsec) = 5.32, 4.73
angle (degrees, anti-clockwise from east) = -26.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 16.49 4.3 20.857 0.283 AB
GALEX_NUV 26.36 3.42 20.348 0.141 AB
SDSS_u 43.3 4.41 19.809 0.110 AB
SDSS_g 81.08 2.82 19.128 0.038 AB
DES_g 82.45 0.8 19.109 0.010 AB
PanSTARRS_g 78.1 0.97 19.168 0.013 AB
SDSS_r 92.63 3.43 18.983 0.040 AB
PanSTARRS_r 88.58 1.12 19.032 0.014 AB
SDSS_i 118.64 4.27 18.714 0.039 AB
PanSTARRS_i 113.15 1.01 18.766 0.010 AB
PanSTARRS_z 105.97 2.52 18.837 0.026 AB
SDSS_z 116.94 12.76 18.730 0.118 AB
DES_z 125.11 2.31 18.657 0.020 AB
PanSTARRS_y 126.27 6.73 18.647 0.058 AB
2MASS_J 22.47 129.01 19.626 6.234 Vega
2MASS_H 92.89 207.1 17.613 2.421 Vega
2MASS_K 401.36 219.39 15.553 0.593 Vega
WISE_W1 45.57 8.58 17.054 0.204 Vega
WISE_W2 18.3 11.9 17.405 0.706 Vega
WISE_W3 -55.78 53.89 Vega
WISE_W4 -198.83 317.59 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})\, 7.495 7.747 7.955
{\rm log}_{10}({\rm SFR}) -2.106 -1.294 -0.571
{\rm log}_{10}({\rm sSFR}) -10.000 -9.059 -8.028
{\rm stellar\ age} 0.208 2.076 5.923

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.607 -1.066 -0.421
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.404 -0.841 -0.292

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.691 1.133
\delta -0.424 -0.029 0.248
\tau_1/\tau_2 0.720 1.140 1.546
Q_{PAH} 1.247 3.229 5.434
U_{min} 3.471 8.753 16.975
{\rm log}_{10}(\gamma_e)\, -2.907 -1.771 -0.671

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.359 -0.578 0.030
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.560 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.301 -1.775 -1.131
0.03-0.10 Gyr -2.266 -1.251 -0.430
0.10-0.33 Gyr -2.537 -1.450 -0.794
0.33-1.09 Gyr -4.329 -2.051 -1.436
1.09-3.58 Gyr -6.063 -2.742 -1.927
3.58-11.81 Gyr -7.105 -3.095 -2.069
11.81-13.13 Gyr -7.105 -3.039 -1.951

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.283 8.585 8.801
{\rm log}_{10}({\rm SFR}) -0.674 -0.361 -0.036
{\rm log}_{10}({\rm sSFR}) -9.343 -8.956 -8.491
{\rm stellar\ age} 2.101 5.231 7.112

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.263 -0.685 -0.213
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.614 0.077 0.299

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.107 0.249 0.533
\delta -0.645 -0.220 0.065
\tau_1/\tau_2 0.698 1.102 1.465
Q_{PAH} 0.375 1.188 2.709
U_{min} 3.027 8.401 15.385
{\rm log}_{10}(\gamma_e)\, -2.970 -1.947 -0.990

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.967 -2.402 -1.480
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.469 1.859

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.153 -0.955 -0.768
0.03-0.10 Gyr -0.582 -0.231 0.108
0.10-0.33 Gyr -1.639 -0.680 -0.331
0.33-1.09 Gyr -2.703 -1.473 -1.001
1.09-3.58 Gyr -2.728 -1.569 -1.185
3.58-11.81 Gyr -2.528 -1.528 -1.151
11.81-13.13 Gyr -2.721 -1.539 -0.879