2025aelx results

Information

Transient
Name:AT2025aelx
Right ascension: 23h53m01.76s
Declination:2d12m25.00s
Discovery Date:Nov. 13, 2025, 4:13 p.m.
Classification:None
Redshift:None
MW E(B-V):0.022
Host
Name:
Right ascension: 23h53m02.02s
Declination:2d12m28.50s
Redshift:0.092008
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.87
Transient MWEBV processed 0.04
Host match processed 5.19
Host information processed 0.11
Host MWEBV processed 0.09
Global aperture construction processed 0.65
Global aperture photometry processed 7.98
Validate global photometry processed 17.08
Global host SED inference processed 500.18
Local aperture photometry processed 6.55
Validate local photometry processed 0.02
Local host SED inference processed 420.16
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h53m01.76s, 2d12m25.00s
semi major axis, semi minor axis (arcsec):1.17, 1.17
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 5.79 0.18 21.992 0.034 AB
DES_r 12.58 0.56 21.151 0.048 AB
PanSTARRS_i 18.43 0.29 20.736 0.017 AB
PanSTARRS_z 24.57 0.72 20.424 0.032 AB
DES_z 22.86 0.95 20.502 0.045 AB
PanSTARRS_y 29.09 1.87 20.241 0.070 AB

Aperture details

RA, DEC (J2000):23h53m02.01s, 2d12m28.65s
semi major axis, semi minor axis (arcsec):7.0, 5.67
angle (degrees, anti-clockwise from east):-118.35
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 58.09 5.51 19.490 0.103 AB
SDSS_g 317.75 4.96 17.645 0.017 AB
DES_g 353.8 1.33 17.528 0.004 AB
PanSTARRS_g 383.96 2.23 17.439 0.006 AB
SDSS_r 765.84 7.69 16.690 0.011 AB
PanSTARRS_r 765.02 1.55 16.691 0.002 AB
DES_r 844.97 4.39 16.583 0.006 AB
SDSS_i 1123.21 9.98 16.274 0.010 AB
PanSTARRS_i 1168.82 1.62 16.231 0.002 AB
PanSTARRS_z 1470.44 3.91 15.981 0.003 AB
SDSS_z 1538.4 20.19 15.932 0.014 AB
DES_z 1543.3 7.51 15.929 0.005 AB
PanSTARRS_y 1722.48 10.03 15.810 0.006 AB
2MASS_J 2396.56 158.45 14.556 0.072 Vega
2MASS_H 2560.48 265.33 14.012 0.113 Vega
2MASS_K 2238.43 265.93 13.687 0.129 Vega
WISE_W1 936.48 19.93 13.772 0.023 Vega
WISE_W2 539.89 24.51 13.730 0.049 Vega
WISE_W3 208.3 86.01 12.929 0.448 Vega
WISE_W4 483.09 521.29 10.570 1.172 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.934 9.096 9.237
{\rm log}_{10}({\rm SFR}) -1.631 -1.073 -0.561
{\rm log}_{10}({\rm sSFR}) -10.706 -10.199 -9.606
{\rm stellar\ age} 4.816 6.725 8.128

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.443 -0.794 -0.257
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.522 -0.742 0.030

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.709 1.163 1.634
\delta -0.244 0.007 0.237
\tau_1/\tau_2 0.675 1.004 1.323
Q_{PAH} 0.967 2.899 5.170
U_{min} 2.822 7.407 14.229
{\rm log}_{10}(\gamma_e)\, -2.894 -1.781 -0.643

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.372 -0.438 0.055
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.520 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.675 -1.084 -0.629
0.03-0.10 Gyr -1.814 -1.129 -0.525
0.10-0.33 Gyr -1.907 -1.153 -0.553
0.33-1.06 Gyr -2.066 -1.172 -0.658
1.06-3.47 Gyr -1.712 -0.937 -0.647
3.47-11.30 Gyr -1.314 -0.805 -0.583
11.30-12.55 Gyr -1.539 -0.787 -0.188

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.759 10.844 10.968
{\rm log}_{10}({\rm SFR}) -3.178 -0.847 0.169
{\rm log}_{10}({\rm sSFR}) -14.338 -11.751 -10.601
{\rm stellar\ age} 7.090 8.534 11.887

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.630 -1.285 -0.991
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.331 -0.656 -0.005

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.390 0.532 0.721
\delta -0.933 -0.795 -0.611
\tau_1/\tau_2 0.422 0.870 1.340
Q_{PAH} 0.530 1.643 3.571
U_{min} 2.945 9.054 17.493
{\rm log}_{10}(\gamma_e)\, -3.260 -2.096 -1.075

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.524 -3.693 -2.686
{\rm log}_{10}(\tau_{AGN})\, 1.078 1.591 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.143 -1.143 -0.197
0.03-0.10 Gyr -4.571 -1.167 0.279
0.10-0.33 Gyr -4.788 -1.346 0.419
0.33-1.06 Gyr -4.619 -1.490 0.187
1.06-3.47 Gyr -3.542 -0.958 0.626
3.47-11.30 Gyr -1.344 0.787 1.134
11.30-12.55 Gyr -0.275 1.489 2.121