2025aelj

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Information

Transient

Name: AT2025aelj
Right ascension: 0h07m27.69s
Declination: -48d34m39.17s
Discovery Date: Nov. 21, 2025, 2:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.010

Host

Name:
Right ascension: 0h07m27.62s
Declination: -48d34m39.44s
Redshift: None
Photometric Redshift: 0.073
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.49
Transient MWEBV processed 0.04
Host match processed 5.99
Host information processed 0.12
Host MWEBV processed 0.16
Global aperture construction processed 0.49
Global aperture photometry processed 2.21
Validate global photometry processed 6.32
Global host SED inference processed 411.22
Local aperture photometry processed 2.2
Validate local photometry processed 0.02
Local host SED inference processed 480.4
 

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) = 0h07m27.69s, -48d34m39.17s
semi major axis, semi minor axis (arcsec) = 1.44, 1.44
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 34.19 0.19 20.065 0.006 AB
DES_r 64.09 0.33 19.383 0.006 AB
DES_z 88.7 1.38 19.030 0.017 AB

Aperture details

RA, DEC (J2000) = 0h07m27.62s, -48d34m39.43s
semi major axis, semi minor axis (arcsec) = 5.49, 4.28
angle (degrees, anti-clockwise from east) = 25.26

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 16.18 2.36 20.877 0.159 AB
GALEX_NUV 16.17 1.31 20.878 0.088 AB
DES_g 107.93 0.38 18.817 0.004 AB
DES_r 174.7 0.61 18.294 0.004 AB
DES_z 227.73 2.49 18.006 0.012 AB
2MASS_J 140.24 120.11 17.638 0.930 Vega
2MASS_H 417.36 193.75 15.981 0.504 Vega
2MASS_K 370.62 233.93 15.640 0.685 Vega
WISE_W1 120.0 9.01 16.003 0.081 Vega
WISE_W4 -351.03 367.55 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})\, 9.123 9.293 9.424
{\rm log}_{10}({\rm SFR}) -1.441 -0.596 -0.093
{\rm log}_{10}({\rm sSFR}) -10.843 -9.948 -9.315
{\rm stellar\ age} 4.880 6.826 9.003

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.741 -1.326 -0.744
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.543 -0.160 0.217

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.291 0.750 1.158
\delta -0.556 -0.213 0.258
\tau_1/\tau_2 0.745 1.106 1.450
Q_{PAH} 0.600 2.284 5.185
U_{min} 2.769 7.778 14.785
{\rm log}_{10}(\gamma_e)\, -3.245 -2.240 -0.850

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.216 -1.118 -0.127
{\rm log}_{10}(\tau_{AGN})\, 1.118 1.532 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.345 -0.650 -0.138
0.03-0.10 Gyr -1.691 -0.696 -0.039
0.10-0.33 Gyr -1.935 -0.781 -0.251
0.33-1.07 Gyr -2.155 -0.907 -0.446
1.07-3.51 Gyr -1.962 -0.819 -0.486
3.51-11.51 Gyr -1.261 -0.659 -0.430
11.51-12.79 Gyr -1.293 -0.582 0.168

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.448 9.562 9.658
{\rm log}_{10}({\rm SFR}) -0.944 -0.671 -0.396
{\rm log}_{10}({\rm sSFR}) -10.511 -10.225 -9.955
{\rm stellar\ age} 5.137 6.562 7.720

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.461 -0.999 -0.555
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.313 0.134 0.344

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.066 0.190 0.352
\delta -0.561 -0.076 0.231
\tau_1/\tau_2 0.652 1.009 1.361
Q_{PAH} 1.153 3.137 5.226
U_{min} 2.813 7.732 14.675
{\rm log}_{10}(\gamma_e)\, -2.637 -1.466 -0.434

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.519 -1.788 -0.843
{\rm log}_{10}(\tau_{AGN})\, 1.148 1.611 1.935

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.135 -0.762 -0.495
0.03-0.10 Gyr -1.028 -0.653 -0.308
0.10-0.33 Gyr -0.835 -0.457 -0.170
0.33-1.07 Gyr -0.790 -0.408 -0.132
1.07-3.51 Gyr -0.647 -0.351 -0.147
3.51-11.51 Gyr -0.600 -0.342 -0.166
11.51-12.79 Gyr -0.921 -0.355 0.115