2025aepx

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Information

Transient

Name: AT2025aepx
Right ascension: 4h25m07.68s
Declination: -26d48m56.71s
Discovery Date: Nov. 23, 2025, 10:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name:
Right ascension: 4h25m07.88s
Declination: -26d49m00.72s
Redshift: None
Photometric Redshift: 0.064
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.08
Transient MWEBV processed 0.1
Host match processed 6.75
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.61
Global aperture photometry processed 5.38
Validate global photometry processed 13.35
Global host SED inference processed 1784.56
Local aperture photometry processed 5.36
Validate local photometry processed 0.02
Local host SED inference processed 418.2
 

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) = 4h25m07.68s, -26d48m56.71s
semi major axis, semi minor axis (arcsec) = 1.63, 1.63
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 10.14 0.14 21.385 0.015 AB
PanSTARRS_g 12.43 0.41 21.164 0.036 AB
PanSTARRS_r 18.55 0.63 20.729 0.037 AB
DES_r 16.11 0.19 20.882 0.013 AB
PanSTARRS_i 29.73 0.61 20.217 0.022 AB
PanSTARRS_z 40.4 1.31 19.884 0.035 AB
DES_z 25.65 0.69 20.377 0.029 AB
PanSTARRS_y 57.24 3.37 19.506 0.064 AB

Aperture details

RA, DEC (J2000) = 4h25m08.15s, -26d48m57.73s
semi major axis, semi minor axis (arcsec) = 5.02, 3.36
angle (degrees, anti-clockwise from east) = -170.77

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 24.38 3.8 20.432 0.169 AB
GALEX_NUV 30.14 2.46 20.202 0.089 AB
DES_g 95.26 0.4 18.953 0.005 AB
PanSTARRS_g 96.62 1.05 18.937 0.012 AB
PanSTARRS_r 127.32 1.6 18.638 0.014 AB
DES_r 145.81 0.54 18.491 0.004 AB
PanSTARRS_i 162.28 1.5 18.374 0.010 AB
PanSTARRS_z 173.66 3.26 18.301 0.020 AB
DES_z 192.72 1.86 18.188 0.010 AB
PanSTARRS_y 201.3 8.32 18.140 0.045 AB
2MASS_J 317.23 128.91 16.752 0.441 Vega
2MASS_H 409.92 175.08 16.001 0.464 Vega
2MASS_K 569.03 232.29 15.174 0.443 Vega
WISE_W1 459.81 12.1 14.545 0.029 Vega
WISE_W2 327.03 16.89 14.275 0.056 Vega
WISE_W3 204.6 55.77 12.949 0.296 Vega
WISE_W4 595.58 369.41 10.343 0.673 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

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Warning: possible contaminating objects in the global aperture

Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.552 8.875 9.050
{\rm log}_{10}({\rm SFR}) -0.981 -0.563 -0.210
{\rm log}_{10}({\rm sSFR}) -9.959 -9.477 -8.837
{\rm stellar\ age} 3.579 6.769 8.459

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.370 -0.735 -0.181
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.042 -0.682 -0.329

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.092 1.489 1.870
\delta -0.046 0.136 0.287
\tau_1/\tau_2 0.618 0.969 1.349
Q_{PAH} 0.295 1.278 3.980
U_{min} 2.832 7.989 15.136
{\rm log}_{10}(\gamma_e)\, -3.071 -1.739 -0.582

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.649 -1.860 -0.313
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.534 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.755 -0.356 -0.060
0.03-0.10 Gyr -1.544 -0.766 -0.274
0.10-0.33 Gyr -2.444 -1.283 -0.723
0.33-1.08 Gyr -2.622 -1.456 -0.921
1.08-3.54 Gyr -2.464 -1.331 -0.936
3.54-11.62 Gyr -2.015 -1.088 -0.802
11.62-12.91 Gyr -2.123 -1.112 -0.384

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.727 9.016 9.352
{\rm log}_{10}({\rm SFR}) 0.402 0.631 0.780
{\rm log}_{10}({\rm sSFR}) -8.906 -8.405 -7.971
{\rm stellar\ age} 0.154 2.481 6.185

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.844 -0.377 -0.064
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.856 -1.473 -0.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.742 0.944 1.165
\delta 0.296 0.352 0.386
\tau_1/\tau_2 0.636 1.092 1.521
Q_{PAH} 0.733 1.300 2.128
U_{min} 4.350 10.461 18.197
{\rm log}_{10}(\gamma_e)\, -2.247 -1.465 -1.015

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.824 -1.533 -1.327
{\rm log}_{10}(\tau_{AGN})\, 0.727 0.804 0.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.663 -0.155 0.200
0.03-0.10 Gyr 0.528 0.759 0.927
0.10-0.33 Gyr -2.451 -0.661 0.018
0.33-1.08 Gyr -3.293 -1.046 -0.372
1.08-3.54 Gyr -4.594 -1.409 -0.565
3.54-11.62 Gyr -5.330 -1.865 -0.769
11.62-12.91 Gyr -5.334 -1.610 -0.488