2025aefa

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Information

Transient

Name: AT2025aefa
Right ascension: 3h17m44.90s
Declination: -15d57m47.01s
Discovery Date: Nov. 16, 2025, 10:06 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 3h17m44.97s
Declination: -15d57m45.82s
Redshift: None
Photometric Redshift: 0.074
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.95
Transient MWEBV processed 0.19
Host match processed 5.79
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 5.85
Validate global photometry processed 14.45
Global host SED inference processed 455.08
Local aperture photometry processed 5.6
Validate local photometry processed 0.02
Local host SED inference processed 427.51
 

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) = 3h17m44.90s, -15d57m47.01s
semi major axis, semi minor axis (arcsec) = 1.43, 1.43
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 11.02 0.13 21.294 0.013 AB
PanSTARRS_g 11.03 0.4 21.294 0.039 AB
PanSTARRS_r 16.78 0.45 20.838 0.029 AB
DES_r 17.12 0.19 20.816 0.012 AB
PanSTARRS_i 21.16 0.44 20.586 0.023 AB
PanSTARRS_z 23.5 1.05 20.472 0.049 AB
DES_z 22.63 0.73 20.513 0.035 AB
PanSTARRS_y 24.73 2.82 20.417 0.124 AB

Aperture details

RA, DEC (J2000) = 3h17m44.94s, -15d57m45.66s
semi major axis, semi minor axis (arcsec) = 5.16, 3.1
angle (degrees, anti-clockwise from east) = -37.72

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.74 0.65 21.429 0.072 AB
GALEX_NUV 13.03 0.47 21.112 0.039 AB
DES_g 49.48 0.3 19.664 0.007 AB
PanSTARRS_g 51.48 1.11 19.621 0.023 AB
PanSTARRS_r 74.36 1.24 19.222 0.018 AB
DES_r 74.23 0.42 19.223 0.006 AB
PanSTARRS_i 90.59 1.22 19.007 0.015 AB
PanSTARRS_z 99.82 2.88 18.902 0.031 AB
DES_z 94.99 1.6 18.956 0.018 AB
PanSTARRS_y 91.44 7.73 18.997 0.092 AB
2MASS_J 0.92 100.78 23.098 119.149 Vega
2MASS_H 53.92 165.17 18.203 3.326 Vega
2MASS_K -437.05 196.7 Vega
WISE_W1 46.33 7.72 17.036 0.181 Vega
WISE_W2 31.24 10.8 16.824 0.375 Vega
WISE_W3 21.07 40.91 15.417 2.108 Vega
WISE_W4 5.78 265.46 15.375 49.843 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})\, 8.373 8.567 8.692
{\rm log}_{10}({\rm SFR}) -2.118 -1.403 -0.563
{\rm log}_{10}({\rm sSFR}) -10.660 -9.995 -9.032
{\rm stellar\ age} 2.399 5.706 7.085

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.669 -1.228 -0.731
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.598 -0.855 0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.151 0.414 0.904
\delta -0.477 -0.107 0.234
\tau_1/\tau_2 0.748 1.129 1.478
Q_{PAH} 0.906 2.561 4.848
U_{min} 2.899 8.054 15.365
{\rm log}_{10}(\gamma_e)\, -2.896 -1.809 -0.627

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.073 -0.171 0.235
{\rm log}_{10}(\tau_{AGN})\, 1.141 1.477 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.473 -1.772 -1.304
0.03-0.10 Gyr -2.193 -1.330 -0.437
0.10-0.33 Gyr -2.080 -1.290 -0.677
0.33-1.07 Gyr -1.977 -1.268 -0.882
1.07-3.51 Gyr -2.019 -1.305 -1.066
3.51-11.50 Gyr -2.525 -1.443 -1.182
11.50-12.78 Gyr -2.627 -1.489 -0.971

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.092 9.225 9.348
{\rm log}_{10}({\rm SFR}) -0.662 -0.353 -0.016
{\rm log}_{10}({\rm sSFR}) -9.902 -9.564 -9.250
{\rm stellar\ age} 5.662 6.915 8.638

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.589 -1.111 -0.554
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.713 -0.346 0.300

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.038 0.194 0.495
\delta -0.391 0.079 0.302
\tau_1/\tau_2 0.708 1.126 1.535
Q_{PAH} 1.022 2.880 5.117
U_{min} 2.994 8.548 15.874
{\rm log}_{10}(\gamma_e)\, -2.449 -1.308 -0.406

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.194 -1.149 -0.579
{\rm log}_{10}(\tau_{AGN})\, 1.244 1.618 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.562 -0.991 -0.682
0.03-0.10 Gyr -0.567 -0.220 0.128
0.10-0.33 Gyr -1.068 -0.559 -0.230
0.33-1.07 Gyr -1.404 -0.885 -0.589
1.07-3.51 Gyr -1.443 -0.890 -0.620
3.51-11.50 Gyr -1.043 -0.720 -0.535
11.50-12.78 Gyr -1.086 -0.527 0.045