2025afya

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Information

Transient

Name: AT2025afya
Right ascension: 13h31m24.14s
Declination: -3d04m42.77s
Discovery Date: Dec. 7, 2025, 1:27 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.028

Host

Name:
Right ascension: 13h31m24.25s
Declination: -3d04m42.98s
Redshift: None
Photometric Redshift: 0.100
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.89
Transient MWEBV processed 0.04
Host match processed 6.95
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 4.01
Validate global photometry processed 11.28
Global host SED inference processed 392.77
Local aperture photometry processed 3.97
Validate local photometry processed 0.02
Local host SED inference processed 615.4
 

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) = 13h31m24.14s, -3d04m42.77s
semi major axis, semi minor axis (arcsec) = 1.09, 1.09
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 25.7 0.67 20.375 0.028 AB
PanSTARRS_y 26.74 1.57 20.332 0.064 AB

Aperture details

RA, DEC (J2000) = 13h31m24.25s, -3d04m42.85s
semi major axis, semi minor axis (arcsec) = 4.96, 4.28
angle (degrees, anti-clockwise from east) = -88.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.54 2.8 20.993 0.209 AB
GALEX_NUV 17.02 0.61 20.823 0.039 AB
PanSTARRS_g 96.33 1.06 18.941 0.012 AB
PanSTARRS_r 127.55 1.42 18.636 0.012 AB
PanSTARRS_i 161.97 2.14 18.376 0.014 AB
PanSTARRS_z 168.39 2.75 18.334 0.018 AB
PanSTARRS_y 190.36 6.53 18.201 0.037 AB
2MASS_J 188.78 125.35 17.315 0.721 Vega
2MASS_H 119.72 174.98 17.337 1.587 Vega
2MASS_K 409.81 252.45 15.531 0.669 Vega
WISE_W1 87.72 9.25 16.343 0.115 Vega
WISE_W2 44.85 11.94 16.432 0.289 Vega
WISE_W3 194.49 55.21 13.004 0.308 Vega
WISE_W4 -48.3 306.53 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})\, 8.455 8.900 9.136
{\rm log}_{10}({\rm SFR}) -1.050 -0.559 -0.128
{\rm log}_{10}({\rm sSFR}) -10.037 -9.416 -8.690
{\rm stellar\ age} 2.122 5.805 7.637

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.502 -0.719 -0.008
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.289 -0.666 -0.003

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.374 0.717 1.166
\delta -0.610 -0.216 0.089
\tau_1/\tau_2 0.480 0.847 1.275
Q_{PAH} 0.689 2.315 4.957
U_{min} 2.932 8.095 15.282
{\rm log}_{10}(\gamma_e)\, -3.130 -2.086 -0.990

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.155 -0.724 -0.067
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.413 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.776 -0.369 -0.051
0.03-0.10 Gyr -1.843 -0.838 -0.097
0.10-0.33 Gyr -2.326 -1.201 -0.517
0.33-1.06 Gyr -2.490 -1.202 -0.603
1.06-3.45 Gyr -2.508 -1.219 -0.792
3.45-11.21 Gyr -2.463 -1.151 -0.737
11.21-12.46 Gyr -2.496 -1.147 -0.433

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.472 9.591 9.734
{\rm log}_{10}({\rm SFR}) -0.649 -0.340 -0.051
{\rm log}_{10}({\rm sSFR}) -10.279 -9.938 -9.587
{\rm stellar\ age} 3.275 5.327 6.758

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.444 -0.788 -0.330
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.269 -0.306 0.245

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.072 0.143 0.273
\delta -0.672 -0.216 0.135
\tau_1/\tau_2 0.638 0.953 1.276
Q_{PAH} 0.563 1.580 3.168
U_{min} 2.573 7.483 14.319
{\rm log}_{10}(\gamma_e)\, -2.648 -1.739 -0.865

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.999 -2.544 -1.700
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.431 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.840 -0.554 -0.306
0.03-0.10 Gyr -0.671 -0.286 0.059
0.10-0.33 Gyr -0.190 0.099 0.344
0.33-1.06 Gyr -0.313 0.005 0.276
1.06-3.45 Gyr -0.545 -0.260 -0.054
3.45-11.21 Gyr -0.892 -0.403 -0.144
11.21-12.46 Gyr -1.088 -0.398 0.085