2025afhh

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Information

Transient

Name: AT2025afhh
Right ascension: 7h36m33.82s
Declination: 31d26m44.32s
Discovery Date: Nov. 24, 2025, 9:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name:
Right ascension: 7h36m33.80s
Declination: 31d26m44.21s
Redshift: None
Photometric Redshift: 0.041
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.03
Transient MWEBV processed 0.04
Host match processed 5.36
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.5
Validate global photometry processed 16.8
Global host SED inference processed 576.74
Local aperture photometry processed 6.12
Validate local photometry processed 0.03
Local host SED inference processed 466.24
 

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) = 7h36m33.82s, 31d26m44.32s
semi major axis, semi minor axis (arcsec) = 2.44, 2.44
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 47.25 2.3 19.714 0.053 AB
SDSS_g 137.29 3.16 18.556 0.025 AB
DES_g 143.09 0.99 18.511 0.007 AB
PanSTARRS_g 142.91 0.74 18.512 0.006 AB
SDSS_r 223.87 4.07 18.025 0.020 AB
PanSTARRS_r 230.7 0.68 17.992 0.003 AB
DES_r 246.43 4.04 17.921 0.018 AB
SDSS_i 301.47 4.91 17.702 0.018 AB
PanSTARRS_i 314.32 1.62 17.657 0.006 AB
PanSTARRS_z 346.07 2.06 17.552 0.006 AB
SDSS_z 370.38 9.13 17.478 0.027 AB
DES_z 383.28 4.8 17.441 0.014 AB
PanSTARRS_y 401.93 4.42 17.390 0.012 AB

Aperture details

RA, DEC (J2000) = 7h36m33.78s, 31d26m44.56s
semi major axis, semi minor axis (arcsec) = 17.77, 5.23
angle (degrees, anti-clockwise from east) = -94.23

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 191.64 7.02 18.194 0.040 AB
SDSS_g 467.62 6.59 17.225 0.015 AB
DES_g 479.8 1.91 17.197 0.004 AB
PanSTARRS_g 488.04 2.8 17.179 0.006 AB
SDSS_r 759.68 8.65 16.698 0.012 AB
PanSTARRS_r 785.06 2.58 16.663 0.004 AB
DES_r 839.21 7.54 16.590 0.010 AB
SDSS_i 1014.97 11.36 16.384 0.012 AB
PanSTARRS_i 1056.74 6.27 16.340 0.006 AB
PanSTARRS_z 1138.59 7.92 16.259 0.008 AB
SDSS_z 1147.59 31.66 16.251 0.030 AB
DES_z 1262.16 9.23 16.147 0.008 AB
PanSTARRS_y 1316.25 17.24 16.102 0.014 AB
2MASS_J 1639.1 243.33 14.969 0.161 Vega
2MASS_H 2085.9 331.19 14.234 0.172 Vega
2MASS_K 1499.77 331.37 14.122 0.240 Vega
WISE_W1 787.8 23.3 13.960 0.032 Vega
WISE_W2 499.92 30.59 13.814 0.066 Vega
WISE_W3 1055.27 138.09 11.168 0.142 Vega
WISE_W4 1904.72 747.44 9.080 0.426 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})\, 9.345 9.458 9.568
{\rm log}_{10}({\rm SFR}) -1.263 -0.720 -0.179
{\rm log}_{10}({\rm sSFR}) -10.717 -10.206 -9.639
{\rm stellar\ age} 6.499 7.920 10.660

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.715 -1.237 -0.782
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.549 0.059 0.358

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.490 0.824
\delta -0.536 -0.128 0.233
\tau_1/\tau_2 0.615 0.979 1.371
Q_{PAH} 0.472 1.614 4.084
U_{min} 2.869 7.964 14.765
{\rm log}_{10}(\gamma_e)\, -3.360 -2.376 -1.007

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.518 -1.158 -0.494
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.456 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.498 -1.085 -0.757
0.03-0.10 Gyr -1.272 -0.627 -0.044
0.10-0.33 Gyr -1.655 -0.868 -0.354
0.33-1.09 Gyr -2.121 -1.114 -0.591
1.09-3.60 Gyr -2.081 -0.949 -0.474
3.60-11.88 Gyr -0.957 -0.466 -0.298
11.88-13.20 Gyr -0.842 -0.210 0.491

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.833 9.933 10.054
{\rm log}_{10}({\rm SFR}) -0.679 0.007 0.376
{\rm log}_{10}({\rm sSFR}) -10.633 -9.941 -9.514
{\rm stellar\ age} 7.144 8.175 11.533

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.172 -0.756 -0.527
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.047 0.320 0.438

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.258 0.476
\delta -0.438 -0.020 0.302
\tau_1/\tau_2 0.511 0.862 1.240
Q_{PAH} 0.359 1.014 3.161
U_{min} 2.952 7.938 14.894
{\rm log}_{10}(\gamma_e)\, -3.268 -2.194 -1.281

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.818 -2.625 -1.835
{\rm log}_{10}(\tau_{AGN})\, 1.001 1.398 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.151 -0.602 -0.312
0.03-0.10 Gyr -0.681 0.131 0.520
0.10-0.33 Gyr -1.762 -0.649 -0.097
0.33-1.09 Gyr -2.901 -0.920 -0.418
1.09-3.60 Gyr -2.171 -0.643 -0.136
3.60-11.88 Gyr -0.675 -0.005 0.175
11.88-13.20 Gyr -0.348 0.320 1.100