2025afay

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Information

Transient

Name: AT2025afay
Right ascension: 3h12m26.80s
Declination: -27d08m23.28s
Discovery Date: Nov. 24, 2025, 8:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 11944
Right ascension: 3h12m26.58s
Declination: -27d08m24.59s
Redshift: 0.063374
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.9
Transient MWEBV processed 0.04
Host match processed 4.52
Host information processed 0.14
Host MWEBV processed 0.15
Global aperture construction processed 0.64
Global aperture photometry processed 5.35
Validate global photometry processed 13.79
Global host SED inference processed 645.68
Local aperture photometry processed 5.16
Validate local photometry processed 0.02
Local host SED inference processed 440.47
 

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) = 3h12m26.80s, -27d08m23.28s
semi major axis, semi minor axis (arcsec) = 1.64, 1.64
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 110.75 0.33 18.789 0.003 AB
PanSTARRS_g 100.68 0.48 18.893 0.005 AB
PanSTARRS_r 201.4 0.68 18.140 0.004 AB
DES_r 251.51 0.57 17.899 0.002 AB
PanSTARRS_i 300.45 0.73 17.706 0.003 AB
PanSTARRS_z 381.14 1.34 17.447 0.004 AB
DES_z 471.2 2.45 17.217 0.006 AB
PanSTARRS_y 486.35 3.22 17.183 0.007 AB

Aperture details

RA, DEC (J2000) = 3h12m26.55s, -27d08m23.80s
semi major axis, semi minor axis (arcsec) = 17.43, 11.49
angle (degrees, anti-clockwise from east) = -24.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.53 6.72 20.153 0.232 AB
GALEX_NUV 22.29 5.56 20.530 0.271 AB
DES_g 2399.74 1.65 15.450 0.001 AB
PanSTARRS_g 2403.67 3.81 15.448 0.002 AB
PanSTARRS_r 4899.24 5.35 14.675 0.001 AB
DES_r 5529.6 2.78 14.543 0.001 AB
PanSTARRS_i 7085.57 6.1 14.274 0.001 AB
PanSTARRS_z 9446.95 10.99 13.962 0.001 AB
DES_z 10088.83 11.66 13.890 0.001 AB
PanSTARRS_y 11788.46 27.45 13.721 0.003 AB
2MASS_J 14162.68 362.15 12.627 0.028 Vega
2MASS_H 17626.85 587.8 11.917 0.036 Vega
2MASS_K 16384.58 703.36 11.526 0.047 Vega
WISE_W1 7798.48 41.68 11.471 0.006 Vega
WISE_W2 5257.65 46.94 11.259 0.010 Vega
WISE_W3 10846.34 120.7 8.638 0.012 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})\, 9.740 9.890 9.982
{\rm log}_{10}({\rm SFR}) -0.771 -0.266 0.186
{\rm log}_{10}({\rm sSFR}) -10.695 -10.163 -9.601
{\rm stellar\ age} 4.916 6.943 8.437

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.400 -0.049 0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.103 0.072 0.322

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.369 0.673 1.144
\delta -0.829 -0.555 -0.289
\tau_1/\tau_2 0.650 0.980 1.382
Q_{PAH} 0.912 2.525 4.560
U_{min} 2.813 7.559 14.294
{\rm log}_{10}(\gamma_e)\, -3.374 -2.270 -0.702

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.111 -2.287 -0.704
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.490 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.592 -0.225 0.156
0.03-0.10 Gyr -1.025 -0.336 0.208
0.10-0.33 Gyr -1.107 -0.386 0.116
0.33-1.08 Gyr -0.987 -0.348 0.100
1.08-3.54 Gyr -0.782 -0.150 0.133
3.54-11.62 Gyr -0.516 -0.054 0.146
11.62-12.91 Gyr -0.651 0.013 0.579

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.361 11.441 11.467
{\rm log}_{10}({\rm SFR}) -1.787 -1.203 -0.785
{\rm log}_{10}({\rm sSFR}) -13.178 -12.618 -12.190
{\rm stellar\ age} 8.957 11.937 12.258

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.253 -0.161 -0.073
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.310 -0.177 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.020 0.062 0.122
\delta -0.743 -0.331 0.059
\tau_1/\tau_2 0.492 0.910 1.336
Q_{PAH} 0.666 2.022 3.993
U_{min} 2.527 8.108 15.865
{\rm log}_{10}(\gamma_e)\, -3.112 -1.955 -0.515

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.238 -1.055 -0.940
{\rm log}_{10}(\tau_{AGN})\, 1.748 1.911 2.028

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.745 -1.055 -0.613
0.03-0.10 Gyr -3.721 -1.532 -0.806
0.10-0.33 Gyr -3.413 -1.477 -0.652
0.33-1.08 Gyr -3.345 -1.614 -0.739
1.08-3.54 Gyr -2.644 -1.085 0.090
3.54-11.62 Gyr -1.187 0.520 1.531
11.62-12.91 Gyr 1.963 2.559 2.602