2025aepu

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Information

Transient

Name: AT2025aepu
Right ascension: 0h43m00.32s
Declination: 2d21m33.74s
Discovery Date: Nov. 23, 2025, 5:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name:
Right ascension: 0h43m00.30s
Declination: 2d21m25.21s
Redshift: None
Photometric Redshift: 0.102
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.75
Transient MWEBV processed 0.15
Host match processed 6.53
Host information processed 0.11
Host MWEBV processed 0.14
Global aperture construction processed 0.7
Global aperture photometry processed 6.37
Validate global photometry processed 17.68
Global host SED inference processed 631.2
Local aperture photometry processed 6.0
Validate local photometry processed 0.03
Local host SED inference processed 495.91
 

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) = 0h43m00.32s, 2d21m33.74s
semi major axis, semi minor axis (arcsec) = 1.07, 1.07
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 6.02 0.3 21.952 0.054 AB
PanSTARRS_y 7.59 1.6 21.699 0.228 AB

Aperture details

RA, DEC (J2000) = 0h43m00.23s, 2d21m25.08s
semi major axis, semi minor axis (arcsec) = 16.21, 11.35
angle (degrees, anti-clockwise from east) = -100.17

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 822.67 1.13 16.612 0.001 AB
PanSTARRS_g 845.62 3.85 16.582 0.005 AB
SDSS_r 1403.38 11.7 16.032 0.009 AB
DES_r 1502.61 1.84 15.958 0.001 AB
SDSS_i 2070.1 16.38 15.610 0.009 AB
PanSTARRS_z 2555.64 9.09 15.381 0.004 AB
PanSTARRS_y 3138.48 20.17 15.158 0.007 AB
2MASS_H 4237.72 563.76 13.465 0.144 Vega
WISE_W1 1916.95 33.96 12.994 0.019 Vega
WISE_W2 1217.89 40.02 12.847 0.036 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})\, 7.596 8.184 8.525
{\rm log}_{10}({\rm SFR}) -1.127 -0.715 -0.223
{\rm log}_{10}({\rm sSFR}) -9.487 -8.784 -8.008
{\rm stellar\ age} 0.240 4.198 7.027

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.561 -0.779 -0.048
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.332 -0.583 0.174

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.747 1.343 2.033
\delta -0.279 0.123 0.301
\tau_1/\tau_2 0.482 0.875 1.351
Q_{PAH} 1.009 2.825 5.233
U_{min} 3.021 8.517 16.250
{\rm log}_{10}(\gamma_e)\, -3.004 -1.975 -0.953

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.071 -0.704 0.064
{\rm log}_{10}(\tau_{AGN})\, 1.089 1.447 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.911 -0.409 0.018
0.03-0.10 Gyr -2.806 -1.298 -0.434
0.10-0.33 Gyr -4.114 -1.872 -1.013
0.33-1.06 Gyr -4.991 -2.069 -1.345
1.06-3.44 Gyr -5.033 -2.203 -1.447
3.44-11.18 Gyr -5.235 -2.229 -1.405
11.18-12.43 Gyr -5.442 -2.234 -1.217

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.965 11.043 11.107
{\rm log}_{10}({\rm SFR}) -0.231 0.494 1.210
{\rm log}_{10}({\rm sSFR}) -11.256 -10.528 -9.821
{\rm stellar\ age} 5.996 7.079 8.467

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.451 -0.314 -0.223
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.924 -0.459 -0.165

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.114 0.250 0.357
\delta -0.963 -0.851 -0.628
\tau_1/\tau_2 0.563 0.942 1.338
Q_{PAH} 0.284 1.161 4.553
U_{min} 2.106 6.715 14.241
{\rm log}_{10}(\gamma_e)\, -2.637 -1.565 -0.716

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.432 -3.442 -2.380
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.631 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.319 0.320 0.582
0.03-0.10 Gyr -0.419 0.506 1.350
0.10-0.33 Gyr -0.246 0.641 1.210
0.33-1.06 Gyr 0.004 0.595 0.973
1.06-3.44 Gyr 0.448 0.932 1.260
3.44-11.18 Gyr 0.911 1.182 1.316
11.18-12.43 Gyr 0.687 1.250 1.809