2025agnl

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Information

Transient

Name: AT2025agnl
Right ascension: 23h16m44.00s
Declination: -51d26m37.78s
Discovery Date: Dec. 10, 2025, 1:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.009

Host

Name:
Right ascension: 23h16m43.94s
Declination: -51d26m37.67s
Redshift: None
Photometric Redshift: 0.052
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.33
Transient MWEBV processed 0.1
Host match processed 5.54
Host information processed 0.17
Host MWEBV processed 0.08
Global aperture construction processed 0.48
Global aperture photometry processed 2.16
Validate global photometry processed 6.59
Global host SED inference processed 391.81
Local aperture photometry processed 2.15
Validate local photometry processed 0.02
Local host SED inference processed 496.96
 

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) = 23h16m44.00s, -51d26m37.78s
semi major axis, semi minor axis (arcsec) = 1.98, 1.98
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 88.69 0.28 19.030 0.003 AB
DES_r 135.02 0.44 18.574 0.004 AB
DES_z 166.9 1.3 18.344 0.008 AB

Aperture details

RA, DEC (J2000) = 23h16m43.93s, -51d26m37.72s
semi major axis, semi minor axis (arcsec) = 5.91, 3.48
angle (degrees, anti-clockwise from east) = 19.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.81 3.13 20.251 0.118 AB
GALEX_NUV 36.03 2.1 20.008 0.063 AB
DES_g 158.37 0.41 18.401 0.003 AB
DES_r 229.3 0.61 17.999 0.003 AB
DES_z 268.36 1.79 17.828 0.007 AB
2MASS_J 96.26 124.9 18.047 1.409 Vega
2MASS_H 191.65 200.56 16.826 1.136 Vega
2MASS_K 285.22 213.79 15.924 0.814 Vega
WISE_W1 107.55 8.28 16.122 0.084 Vega
WISE_W2 66.88 13.53 15.998 0.220 Vega
WISE_W3 135.45 62.63 13.397 0.502 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})\, 8.893 9.094 9.249
{\rm log}_{10}({\rm SFR}) -1.265 -0.553 0.063
{\rm log}_{10}({\rm sSFR}) -10.390 -9.694 -8.907
{\rm stellar\ age} 3.370 6.385 8.072

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.741 -1.239 -0.419
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.679 -0.284 0.255

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.451 0.906
\delta -0.636 -0.238 0.130
\tau_1/\tau_2 0.719 1.079 1.451
Q_{PAH} 0.459 2.049 4.553
U_{min} 3.104 8.411 15.165
{\rm log}_{10}(\gamma_e)\, -3.338 -1.951 -0.717

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.564 -1.475 -0.190
{\rm log}_{10}(\tau_{AGN})\, 1.011 1.410 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.219 -0.635 -0.221
0.03-0.10 Gyr -1.459 -0.580 0.162
0.10-0.33 Gyr -1.699 -0.849 -0.233
0.33-1.08 Gyr -1.914 -1.001 -0.536
1.08-3.57 Gyr -1.747 -0.963 -0.650
3.57-11.76 Gyr -1.680 -0.895 -0.617
11.76-13.06 Gyr -1.792 -0.860 -0.275

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.105 9.267 9.382
{\rm log}_{10}({\rm SFR}) -0.880 -0.611 -0.313
{\rm log}_{10}({\rm sSFR}) -10.185 -9.865 -9.503
{\rm stellar\ age} 5.028 6.419 7.602

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.603 -1.135 -0.588
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.301 0.144 0.364

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.095 0.179 0.326
\delta -0.607 -0.178 0.166
\tau_1/\tau_2 0.664 0.994 1.361
Q_{PAH} 0.593 1.707 3.522
U_{min} 3.023 8.009 14.741
{\rm log}_{10}(\gamma_e)\, -2.847 -1.873 -0.861

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.337 -3.307 -2.150
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.533 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.102 -0.752 -0.541
0.03-0.10 Gyr -0.919 -0.567 -0.208
0.10-0.33 Gyr -0.755 -0.437 -0.172
0.33-1.08 Gyr -0.966 -0.623 -0.382
1.08-3.57 Gyr -1.008 -0.692 -0.476
3.57-11.76 Gyr -0.994 -0.703 -0.495
11.76-13.06 Gyr -1.206 -0.664 -0.205