2025adgi

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Information

Transient

Name: AT2025adgi
Right ascension: 4h53m45.47s
Declination: -20d33m58.65s
Discovery Date: Nov. 3, 2025, 5:59 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.043

Host

Name:
Right ascension: 4h53m45.36s
Declination: -20d33m59.09s
Redshift: None
Photometric Redshift: 0.101
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.8
Transient MWEBV processed 0.04
Host match processed 10.86
Host information processed 0.18
Host MWEBV processed 0.03
Global aperture construction processed 0.73
Global aperture photometry processed 5.71
Validate global photometry processed 15.43
Global host SED inference processed 446.0
Local aperture photometry processed 5.7
Validate local photometry processed 0.02
Local host SED inference processed 460.81
 

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) = 4h53m45.47s, -20d33m58.65s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 67.19 0.29 19.332 0.005 AB
PanSTARRS_z 95.33 0.84 18.952 0.010 AB
DES_z 121.73 1.2 18.687 0.011 AB
PanSTARRS_y 111.73 2.21 18.780 0.022 AB

Aperture details

RA, DEC (J2000) = 4h53m45.36s, -20d33m58.87s
semi major axis, semi minor axis (arcsec) = 7.8, 6.26
angle (degrees, anti-clockwise from east) = -62.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.61 2.78 21.443 0.314 AB
GALEX_NUV 18.44 3.0 20.736 0.176 AB
DES_g 247.91 0.59 17.914 0.003 AB
PanSTARRS_g 250.92 1.89 17.901 0.008 AB
PanSTARRS_r 552.62 2.14 17.044 0.004 AB
DES_r 612.15 0.96 16.933 0.002 AB
PanSTARRS_i 827.12 1.89 16.606 0.002 AB
PanSTARRS_z 1041.59 5.32 16.356 0.006 AB
DES_z 1152.09 3.9 16.246 0.004 AB
PanSTARRS_y 1307.83 14.13 16.109 0.012 AB
2MASS_J 1582.36 192.48 15.007 0.132 Vega
2MASS_H 2326.2 266.96 14.116 0.125 Vega
2MASS_K 2353.86 352.04 13.633 0.162 Vega
WISE_W1 930.18 15.59 13.780 0.018 Vega
WISE_W2 641.24 17.86 13.543 0.030 Vega
WISE_W3 792.51 51.6 11.478 0.071 Vega
WISE_W4 712.96 339.42 10.147 0.517 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})\, 9.325 9.598 9.763
{\rm log}_{10}({\rm SFR}) -0.875 -0.213 0.508
{\rm log}_{10}({\rm sSFR}) -10.500 -9.853 -8.948
{\rm stellar\ age} 2.002 5.795 7.677

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.323 -0.535 -0.043
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.372 -0.479 0.208

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.344 0.789 1.205
\delta -0.508 -0.155 0.188
\tau_1/\tau_2 0.643 1.001 1.355
Q_{PAH} 0.925 2.890 5.616
U_{min} 3.347 8.432 15.504
{\rm log}_{10}(\gamma_e)\, -3.205 -2.055 -0.622

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.500 -1.418 -0.293
{\rm log}_{10}(\tau_{AGN})\, 0.951 1.416 1.981

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.211 -0.287 0.087
0.03-0.10 Gyr -1.271 -0.254 0.616
0.10-0.33 Gyr -1.307 -0.309 0.368
0.33-1.06 Gyr -1.645 -0.415 0.171
1.06-3.44 Gyr -1.753 -0.453 -0.101
3.44-11.20 Gyr -1.735 -0.431 -0.106
11.20-12.44 Gyr -1.745 -0.406 0.277

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.825 10.896 10.933
{\rm log}_{10}({\rm SFR}) -0.329 -0.045 0.221
{\rm log}_{10}({\rm sSFR}) -11.223 -10.930 -10.675
{\rm stellar\ age} 8.227 10.973 11.719

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.279 -0.171 -0.067
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.699 0.127 0.381

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.097 0.139 0.205
\delta -0.904 -0.704 -0.418
\tau_1/\tau_2 0.664 1.069 1.505
Q_{PAH} 0.944 2.015 3.627
U_{min} 2.222 6.907 13.163
{\rm log}_{10}(\gamma_e)\, -3.156 -2.402 -1.544

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.410 -3.461 -2.478
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.449 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.240 -0.001 0.196
0.03-0.10 Gyr -0.686 -0.087 0.289
0.10-0.33 Gyr -1.458 -0.437 0.015
0.33-1.06 Gyr -2.279 -0.973 -0.364
1.06-3.44 Gyr -1.975 -0.839 -0.155
3.44-11.20 Gyr -0.779 0.460 1.058
11.20-12.44 Gyr 1.304 1.962 2.072