2025adxb

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Information

Transient

Name: AT2025adxb
Right ascension: 21h31m19.62s
Declination: -11d51m42.85s
Discovery Date: Nov. 15, 2025, 7:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name:
Right ascension: 21h31m19.51s
Declination: -11d51m42.39s
Redshift: None
Photometric Redshift: 0.086
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.31
Transient MWEBV processed 0.04
Host match processed 5.27
Host information processed 0.19
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.47
Validate global photometry processed 14.25
Global host SED inference processed 406.34
Local aperture photometry processed 5.38
Validate local photometry processed 0.02
Local host SED inference processed 618.22
 

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) = 21h31m19.62s, -11d51m42.85s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
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 17.13 0.22 20.815 0.014 AB
PanSTARRS_r 21.21 0.45 20.584 0.023 AB
DES_r 29.67 0.52 20.219 0.019 AB
PanSTARRS_i 26.88 0.3 20.326 0.012 AB
PanSTARRS_z 31.34 0.75 20.160 0.026 AB
DES_z 44.68 1.58 19.775 0.038 AB
PanSTARRS_y 40.49 2.32 19.882 0.062 AB

Aperture details

RA, DEC (J2000) = 21h31m19.49s, -11d51m42.13s
semi major axis, semi minor axis (arcsec) = 4.72, 3.84
angle (degrees, anti-clockwise from east) = -81.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.28 2.52 21.177 0.223 AB
GALEX_NUV 18.2 1.91 20.750 0.114 AB
DES_g 88.08 0.54 19.038 0.007 AB
PanSTARRS_g 88.2 1.0 19.036 0.012 AB
PanSTARRS_r 146.53 1.54 18.485 0.011 AB
DES_r 151.05 1.26 18.452 0.009 AB
PanSTARRS_i 185.92 1.0 18.227 0.006 AB
PanSTARRS_z 215.27 2.52 18.068 0.013 AB
DES_z 223.93 3.76 18.025 0.018 AB
PanSTARRS_y 293.91 7.83 17.729 0.029 AB
2MASS_J 323.96 129.83 16.729 0.435 Vega
2MASS_H 654.93 207.07 15.492 0.343 Vega
2MASS_K 432.19 237.97 15.473 0.598 Vega
WISE_W1 119.37 9.81 16.009 0.089 Vega
WISE_W2 85.07 13.89 15.737 0.177 Vega
WISE_W3 235.69 65.37 12.795 0.301 Vega
WISE_W4 189.24 439.72 11.587 2.523 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})\, 8.442 8.727 8.897
{\rm log}_{10}({\rm SFR}) -1.356 -0.729 0.017
{\rm log}_{10}({\rm sSFR}) -10.214 -9.484 -8.466
{\rm stellar\ age} 0.341 3.758 6.118

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.716 -0.094 0.109
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.218 -0.382 0.114

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.535 1.073
\delta -0.714 -0.191 0.178
\tau_1/\tau_2 0.628 1.046 1.490
Q_{PAH} 1.020 3.237 5.809
U_{min} 3.270 8.887 16.162
{\rm log}_{10}(\gamma_e)\, -2.862 -1.538 -0.453

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.592 -0.424 0.205
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.599 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.443 -0.986 -0.528
0.03-0.10 Gyr -1.525 -0.695 0.141
0.10-0.33 Gyr -1.350 -0.579 0.060
0.33-1.07 Gyr -2.801 -0.927 -0.516
1.07-3.48 Gyr -3.903 -1.413 -0.913
3.48-11.36 Gyr -4.523 -1.617 -1.077
11.36-12.62 Gyr -4.083 -1.623 -0.889

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.782 9.827 9.893
{\rm log}_{10}({\rm SFR}) -0.326 -0.104 0.107
{\rm log}_{10}({\rm sSFR}) -10.177 -9.930 -9.700
{\rm stellar\ age} 6.899 7.608 9.523

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.454 -0.283 -0.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.048 0.198 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.039 0.077 0.149
\delta -0.784 -0.415 0.002
\tau_1/\tau_2 0.765 1.160 1.532
Q_{PAH} 0.589 1.712 3.266
U_{min} 2.773 7.810 14.576
{\rm log}_{10}(\gamma_e)\, -1.938 -0.982 -0.329

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.404 -3.297 -2.197
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.543 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.865 -0.627 -0.466
0.03-0.10 Gyr -0.249 0.021 0.249
0.10-0.33 Gyr -0.583 -0.235 0.000
0.33-1.07 Gyr -1.054 -0.621 -0.375
1.07-3.48 Gyr -0.983 -0.526 -0.238
3.48-11.36 Gyr -0.268 -0.029 0.066
11.36-12.62 Gyr -0.268 0.197 0.781