2025agmi

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Information

Transient

Name: AT2025agmi
Right ascension: 21h37m54.59s
Declination: -20d14m42.29s
Discovery Date: Dec. 11, 2025, 2:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name: 135281
Right ascension: 21h37m53.86s
Declination: -20d14m44.65s
Redshift: 0.035373
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.99
Transient MWEBV processed 0.08
Host match processed 4.45
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.69
Global aperture photometry processed 3.9
Validate global photometry processed 10.23
Global host SED inference processed 453.43
Local aperture photometry processed 3.73
Validate local photometry processed 0.01
Local host SED inference processed 450.28
 

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) = 21h37m54.59s, -20d14m42.29s
semi major axis, semi minor axis (arcsec) = 2.84, 2.84
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 84.13 0.75 19.088 0.010 AB
PanSTARRS_r 120.02 0.87 18.702 0.008 AB
PanSTARRS_i 134.34 0.77 18.579 0.006 AB
PanSTARRS_z 151.2 2.18 18.451 0.016 AB
PanSTARRS_y 174.96 4.83 18.293 0.030 AB
2MASS_H 194.78 71.87 16.809 0.401 Vega

Aperture details

RA, DEC (J2000) = 21h37m54.01s, -20d14m43.25s
semi major axis, semi minor axis (arcsec) = 19.95, 16.03
angle (degrees, anti-clockwise from east) = -147.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2150.73 4.6 15.569 0.002 AB
PanSTARRS_r 3207.24 5.41 15.135 0.002 AB
PanSTARRS_i 4005.03 4.81 14.893 0.001 AB
PanSTARRS_z 4607.1 13.51 14.741 0.003 AB
PanSTARRS_y 5468.8 29.86 14.555 0.006 AB
2MASS_J 6062.58 328.63 13.548 0.059 Vega
2MASS_H 6506.13 456.18 12.999 0.076 Vega
2MASS_K 5378.76 555.92 12.735 0.112 Vega
WISE_W1 3039.71 43.34 12.494 0.015 Vega
WISE_W2 1847.46 49.9 12.395 0.029 Vega
WISE_W3 7900.37 231.27 8.982 0.032 Vega
WISE_W4 13153.2 1750.25 6.982 0.144 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})\, 8.441 8.663 8.844
{\rm log}_{10}({\rm SFR}) -1.498 -0.962 -0.429
{\rm log}_{10}({\rm sSFR}) -10.215 -9.641 -8.942
{\rm stellar\ age} 2.507 5.728 7.572

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.593 -1.015 -0.430
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.542 -0.483 0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.198 0.439 0.694
\delta -0.673 -0.260 0.128
\tau_1/\tau_2 0.751 1.104 1.471
Q_{PAH} 0.927 2.553 4.776
U_{min} 3.150 8.315 15.450
{\rm log}_{10}(\gamma_e)\, -3.267 -2.292 -1.061

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.261 -1.435 -0.467
{\rm log}_{10}(\tau_{AGN})\, 1.007 1.479 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.542 -1.202 -0.917
0.03-0.10 Gyr -1.627 -0.899 -0.299
0.10-0.33 Gyr -1.652 -0.958 -0.496
0.33-1.09 Gyr -1.911 -1.182 -0.789
1.09-3.62 Gyr -1.994 -1.282 -0.977
3.62-11.95 Gyr -2.359 -1.390 -1.043
11.95-13.28 Gyr -2.461 -1.413 -0.803

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.137 10.264 10.366
{\rm log}_{10}({\rm SFR}) -0.351 0.339 0.818
{\rm log}_{10}({\rm sSFR}) -10.652 -9.937 -9.414
{\rm stellar\ age} 5.738 7.081 8.387

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.893 -0.605 -0.412
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.263 0.115 0.363

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.274 0.472
\delta -0.788 -0.446 -0.066
\tau_1/\tau_2 0.629 1.000 1.380
Q_{PAH} 0.600 1.512 3.787
U_{min} 2.699 7.423 14.391
{\rm log}_{10}(\gamma_e)\, -3.219 -2.204 -1.319

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.113 -3.012 -2.052
{\rm log}_{10}(\tau_{AGN})\, 1.089 1.603 1.981

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.455 -0.062 0.166
0.03-0.10 Gyr -0.508 0.434 0.959
0.10-0.33 Gyr -0.592 0.241 0.674
0.33-1.09 Gyr -0.596 0.060 0.370
1.09-3.62 Gyr -0.296 0.212 0.479
3.62-11.95 Gyr -0.010 0.328 0.512
11.95-13.28 Gyr -0.217 0.368 0.918