2025aeqj

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Information

Transient

Name: AT2025aeqj
Right ascension: 4h43m50.76s
Declination: -1d32m34.46s
Discovery Date: Nov. 20, 2025, 9:46 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name:
Right ascension: 4h43m50.54s
Declination: -1d32m33.67s
Redshift: None
Photometric Redshift: 0.082
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.76
Transient MWEBV processed 0.1
Host match processed 5.85
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 5.8
Validate global photometry processed 15.29
Global host SED inference processed 1073.52
Local aperture photometry processed 5.71
Validate local photometry processed 0.02
Local host SED inference processed 480.08
 

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) = 4h43m50.76s, -1d32m34.46s
semi major axis, semi minor axis (arcsec) = 1.3, 1.3
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 16.67 0.24 20.845 0.016 AB
PanSTARRS_r 18.09 0.45 20.756 0.027 AB
DES_r 22.25 0.54 20.532 0.026 AB
PanSTARRS_i 23.53 0.41 20.471 0.019 AB
PanSTARRS_z 21.73 1.1 20.558 0.055 AB
DES_z 26.91 1.01 20.325 0.041 AB
PanSTARRS_y 27.47 2.54 20.303 0.100 AB

Aperture details

RA, DEC (J2000) = 4h43m50.54s, -1d32m33.54s
semi major axis, semi minor axis (arcsec) = 9.34, 7.0
angle (degrees, anti-clockwise from east) = -56.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 55.92 5.65 19.531 0.110 AB
GALEX_NUV 39.02 1.14 19.922 0.032 AB
DES_g 233.57 1.02 17.979 0.005 AB
PanSTARRS_g 234.45 1.89 17.975 0.009 AB
PanSTARRS_r 310.93 2.75 17.668 0.010 AB
DES_r 342.65 2.28 17.563 0.007 AB
PanSTARRS_i 397.56 2.53 17.401 0.007 AB
PanSTARRS_z 403.73 6.88 17.385 0.018 AB
DES_z 440.17 4.42 17.291 0.011 AB
PanSTARRS_y 441.79 15.87 17.287 0.039 AB
2MASS_J 354.12 181.98 16.632 0.558 Vega
2MASS_H 447.18 284.74 15.906 0.691 Vega
2MASS_K -7.26 329.96 Vega
WISE_W1 208.91 14.02 15.401 0.073 Vega
WISE_W2 179.94 24.05 14.923 0.145 Vega
WISE_W3 336.85 105.71 12.407 0.341 Vega
WISE_W4 130.77 515.6 11.989 4.281 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})\, 8.219 8.422 8.609
{\rm log}_{10}({\rm SFR}) -1.413 -0.885 -0.218
{\rm log}_{10}({\rm sSFR}) -9.900 -9.373 -8.531
{\rm stellar\ age} 0.618 3.187 5.586

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.484 -0.659 0.001
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.415 -0.676 -0.009

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.117 0.310 0.800
\delta -0.631 -0.138 0.205
\tau_1/\tau_2 0.715 1.093 1.475
Q_{PAH} 0.982 3.006 5.655
U_{min} 3.078 8.020 15.090
{\rm log}_{10}(\gamma_e)\, -2.897 -1.652 -0.507

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.584 -0.322 0.158
{\rm log}_{10}(\tau_{AGN})\, 1.094 1.465 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.419 -1.128 -0.803
0.03-0.10 Gyr -1.556 -0.830 -0.081
0.10-0.33 Gyr -1.444 -0.764 -0.294
0.33-1.07 Gyr -2.427 -1.016 -0.655
1.07-3.49 Gyr -3.522 -1.702 -1.213
3.49-11.41 Gyr -4.067 -1.989 -1.457
11.41-12.68 Gyr -3.841 -2.000 -1.268

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.803 9.887 9.973
{\rm log}_{10}({\rm SFR}) -0.588 -0.378 -0.190
{\rm log}_{10}({\rm sSFR}) -10.471 -10.262 -10.056
{\rm stellar\ age} 4.985 6.262 7.290

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.346 -1.079 -0.859
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.636 -0.255 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.008 0.030 0.085
\delta -0.230 0.166 0.346
\tau_1/\tau_2 0.644 0.991 1.366
Q_{PAH} 1.046 2.779 4.870
U_{min} 2.720 7.470 14.278
{\rm log}_{10}(\gamma_e)\, -2.197 -1.006 -0.281

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.071 -1.904 -1.373
{\rm log}_{10}(\tau_{AGN})\, 1.115 1.554 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.596 -0.443 -0.320
0.03-0.10 Gyr -0.684 -0.353 -0.097
0.10-0.33 Gyr -0.538 -0.192 0.068
0.33-1.07 Gyr -0.296 -0.006 0.233
1.07-3.49 Gyr -0.179 0.050 0.241
3.49-11.41 Gyr -0.263 -0.018 0.133
11.41-12.68 Gyr -0.679 -0.056 0.374