2025afrh

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Information

Transient

Name: AT2025afrh
Right ascension: 12h56m31.54s
Declination: 55d12m15.64s
Discovery Date: Nov. 29, 2025, 4:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name:
Right ascension: 12h56m31.32s
Declination: 55d12m14.28s
Redshift: None
Photometric Redshift: 0.051
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 14.67
Transient MWEBV processed 0.09
Host match processed 5.28
Host information processed 0.11
Host MWEBV processed 0.06
Global aperture construction processed 0.68
Global aperture photometry processed 5.19
Validate global photometry processed 13.14
Global host SED inference processed 468.61
Local aperture photometry processed 5.13
Validate local photometry processed 0.02
Local host SED inference processed 461.85
 

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) = 12h56m31.54s, 55d12m15.64s
semi major axis, semi minor axis (arcsec) = 2.03, 2.03
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 7.7 1.76 21.684 0.249 AB
SDSS_g 26.71 1.46 20.333 0.060 AB
PanSTARRS_g 23.58 0.44 20.469 0.020 AB
SDSS_r 42.26 1.91 19.835 0.049 AB
PanSTARRS_r 37.13 0.6 19.976 0.018 AB
SDSS_i 53.3 2.42 19.583 0.049 AB
PanSTARRS_i 41.59 0.76 19.852 0.020 AB
PanSTARRS_z 48.0 1.65 19.697 0.037 AB
SDSS_z 58.7 5.47 19.478 0.101 AB
PanSTARRS_y 57.15 2.8 19.508 0.053 AB

Aperture details

RA, DEC (J2000) = 12h56m31.27s, 55d12m14.15s
semi major axis, semi minor axis (arcsec) = 9.23, 3.53
angle (degrees, anti-clockwise from east) = -110.19

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 37.45 4.93 19.966 0.143 AB
SDSS_g 89.2 3.02 19.024 0.037 AB
PanSTARRS_g 89.25 1.23 19.023 0.015 AB
SDSS_r 152.58 4.11 18.441 0.029 AB
PanSTARRS_r 143.74 1.68 18.506 0.013 AB
SDSS_i 171.41 5.53 18.315 0.035 AB
PanSTARRS_i 162.62 2.1 18.372 0.014 AB
PanSTARRS_z 186.28 4.57 18.225 0.027 AB
SDSS_z 186.43 14.92 18.224 0.087 AB
PanSTARRS_y 222.0 7.77 18.034 0.038 AB
2MASS_J 374.73 126.28 16.571 0.366 Vega
2MASS_H 237.51 199.33 16.593 0.911 Vega
2MASS_K 28.62 237.04 18.420 8.991 Vega
WISE_W1 73.67 8.77 16.533 0.129 Vega
WISE_W2 48.44 11.1 16.348 0.249 Vega
WISE_W3 1.02 49.95 18.700 52.938 Vega
WISE_W4 564.72 349.11 10.400 0.671 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})\, 8.316 8.555 8.691
{\rm log}_{10}({\rm SFR}) -2.027 -1.294 -0.461
{\rm log}_{10}({\rm sSFR}) -10.612 -9.909 -8.902
{\rm stellar\ age} 2.677 5.888 7.529

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.543 -0.945 -0.292
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.700 -0.248 0.338

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.541 0.959
\delta -0.656 -0.222 0.099
\tau_1/\tau_2 0.719 1.081 1.441
Q_{PAH} 1.279 3.362 5.470
U_{min} 3.246 8.244 15.317
{\rm log}_{10}(\gamma_e)\, -2.831 -1.740 -0.590

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.723 -0.826 0.008
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.538 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.132 -1.448 -0.990
0.03-0.10 Gyr -2.161 -1.284 -0.335
0.10-0.33 Gyr -2.121 -1.265 -0.640
0.33-1.09 Gyr -2.394 -1.402 -0.958
1.09-3.57 Gyr -2.314 -1.420 -1.141
3.57-11.77 Gyr -2.513 -1.468 -1.176
11.77-13.08 Gyr -2.519 -1.500 -0.955

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.006 9.165 9.277
{\rm log}_{10}({\rm SFR}) -1.758 -1.039 -0.473
{\rm log}_{10}({\rm sSFR}) -10.832 -10.198 -9.579
{\rm stellar\ age} 4.827 6.662 8.116

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.467 -1.019 -0.648
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.159 0.341 0.451

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.107 0.236 0.413
\delta -0.826 -0.529 -0.080
\tau_1/\tau_2 0.590 0.913 1.255
Q_{PAH} 0.695 1.888 3.808
U_{min} 3.168 8.621 15.477
{\rm log}_{10}(\gamma_e)\, -2.446 -1.450 -0.485

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.752 -2.224 -1.448
{\rm log}_{10}(\tau_{AGN})\, 1.075 1.551 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.955 -1.335 -0.991
0.03-0.10 Gyr -1.838 -0.963 -0.342
0.10-0.33 Gyr -1.532 -0.821 -0.397
0.33-1.09 Gyr -1.534 -0.928 -0.527
1.09-3.57 Gyr -1.287 -0.801 -0.542
3.57-11.77 Gyr -1.218 -0.779 -0.575
11.77-13.08 Gyr -1.544 -0.775 -0.193