2026afg

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Information

Transient

Name: AT2026afg
Right ascension: 7h51m47.65s
Declination: 25d45m32.03s
Discovery Date: Jan. 11, 2026, 9:17 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name: J075147.81+254533.5
Right ascension: 7h51m47.82s
Declination: 25d45m33.52s
Redshift: None
Photometric Redshift: 0.090
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 20.49
Transient MWEBV processed 0.04
Host match processed 3.73
Host information processed 0.06
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.46
Validate global photometry processed 20.11
Global host SED inference processed 361.71
Local aperture photometry processed 7.34
Validate local photometry processed 0.03
Local host SED inference processed 476.0
 

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) = 7h51m47.65s, 25d45m32.03s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
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 18.23 0.23 20.748 0.013 AB
DES_r 39.73 0.52 19.902 0.014 AB
PanSTARRS_i 50.28 0.42 19.646 0.009 AB
PanSTARRS_z 65.1 0.9 19.366 0.015 AB
DES_z 73.76 1.67 19.230 0.025 AB
PanSTARRS_y 72.88 2.51 19.244 0.037 AB

Aperture details

RA, DEC (J2000) = 7h51m47.79s, 25d45m33.68s
semi major axis, semi minor axis (arcsec) = 11.06, 3.85
angle (degrees, anti-clockwise from east) = -123.48

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.12 0.7 22.127 0.148 AB
GALEX_NUV 7.99 0.73 21.644 0.099 AB
SDSS_u 38.09 4.74 19.948 0.135 AB
SDSS_g 150.6 3.82 18.455 0.028 AB
DES_g 164.14 0.76 18.362 0.005 AB
PanSTARRS_g 169.43 1.66 18.328 0.011 AB
SDSS_r 310.39 5.45 17.670 0.019 AB
PanSTARRS_r 315.79 1.38 17.652 0.005 AB
DES_r 344.87 1.67 17.556 0.005 AB
SDSS_i 477.75 7.37 17.202 0.017 AB
PanSTARRS_i 467.55 2.2 17.225 0.005 AB
PanSTARRS_z 606.57 4.82 16.943 0.009 AB
SDSS_z 627.05 15.93 16.907 0.028 AB
DES_z 643.48 5.31 16.879 0.009 AB
PanSTARRS_y 673.62 13.47 16.829 0.022 AB
2MASS_J 1009.79 154.0 15.495 0.166 Vega
2MASS_H 1142.4 244.88 14.888 0.233 Vega
2MASS_K 1620.7 287.61 14.038 0.193 Vega
WISE_W1 503.94 3.28 14.445 0.007 Vega
WISE_W2 323.2 3.37 14.287 0.011 Vega
WISE_W3 674.17 12.98 11.654 0.021 Vega
WISE_W4 1020.73 48.04 9.758 0.051 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})\, 9.298 9.413 9.499
{\rm log}_{10}({\rm SFR}) -2.522 -1.548 -0.847
{\rm log}_{10}({\rm sSFR}) -11.957 -10.986 -10.215
{\rm stellar\ age} 4.275 6.562 7.757

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.987 -0.382 -0.034
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.554 -0.719 0.108

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.589 1.065
\delta -0.482 -0.083 0.230
\tau_1/\tau_2 0.673 1.031 1.394
Q_{PAH} 1.332 3.375 5.723
U_{min} 3.150 8.201 15.085
{\rm log}_{10}(\gamma_e)\, -2.765 -1.540 -0.443

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.519 -0.475 -0.074
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.553 2.004

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.063 -1.869 -1.231
0.03-0.10 Gyr -2.653 -1.523 -0.757
0.10-0.33 Gyr -1.928 -1.070 -0.400
0.33-1.06 Gyr -1.561 -0.777 -0.210
1.06-3.47 Gyr -1.113 -0.518 -0.245
3.47-11.32 Gyr -1.033 -0.493 -0.308
11.32-12.57 Gyr -1.298 -0.516 -0.003

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.362 10.411 10.475
{\rm log}_{10}({\rm SFR}) -0.492 -0.199 0.086
{\rm log}_{10}({\rm sSFR}) -10.907 -10.600 -10.305
{\rm stellar\ age} 6.941 7.573 9.040

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.749 -0.526 -0.346
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.677 -0.660 0.200

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.256 0.402 0.574
\delta -0.529 -0.234 0.005
\tau_1/\tau_2 0.666 0.993 1.354
Q_{PAH} 0.900 1.849 3.482
U_{min} 2.519 7.215 14.188
{\rm log}_{10}(\gamma_e)\, -3.073 -2.351 -1.676

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.210 -3.027 -2.006
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.499 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.645 -0.347 -0.142
0.03-0.10 Gyr -0.549 -0.148 0.191
0.10-0.33 Gyr -0.565 -0.119 0.228
0.33-1.06 Gyr -0.668 -0.189 0.115
1.06-3.47 Gyr -0.480 0.077 0.379
3.47-11.32 Gyr 0.407 0.592 0.693
11.32-12.57 Gyr 0.269 0.718 1.238