2025agkm

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Information

Transient

Name: AT2025agkm
Right ascension: 7h07m26.38s
Declination: 56d18m08.14s
Discovery Date: Dec. 10, 2025, 10:45 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name: 20197
Right ascension: 7h07m26.43s
Declination: 56d18m00.99s
Redshift: None
Photometric Redshift: 0.038
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.66
Transient MWEBV processed 0.07
Host match processed 4.19
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 4.08
Validate global photometry processed 11.29
Global host SED inference processed 397.59
Local aperture photometry processed 4.05
Validate local photometry processed 0.02
Local host SED inference processed 452.75
 

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) = 7h07m26.38s, 56d18m08.14s
semi major axis, semi minor axis (arcsec) = 2.64, 2.64
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 99.25 0.64 18.908 0.007 AB
PanSTARRS_r 168.62 1.02 18.333 0.007 AB
PanSTARRS_i 213.03 0.68 18.079 0.003 AB
PanSTARRS_z 251.12 2.08 17.900 0.009 AB
PanSTARRS_y 348.12 4.37 17.546 0.014 AB

Aperture details

RA, DEC (J2000) = 7h07m26.42s, 56d18m00.68s
semi major axis, semi minor axis (arcsec) = 32.06, 21.22
angle (degrees, anti-clockwise from east) = -160.88

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 226.18 9.75 18.014 0.047 AB
GALEX_NUV 274.57 7.47 17.803 0.030 AB
PanSTARRS_g 3480.84 6.13 15.046 0.002 AB
PanSTARRS_z 9063.2 20.25 14.007 0.002 AB
WISE_W1 6258.01 55.57 11.710 0.010 Vega
WISE_W3 12644.39 272.42 8.471 0.023 Vega
WISE_W4 12902.6 1891.94 7.003 0.159 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})\, 8.798 9.129 9.341
{\rm log}_{10}({\rm SFR}) -1.106 -0.532 0.173
{\rm log}_{10}({\rm sSFR}) -10.331 -9.655 -8.609
{\rm stellar\ age} 1.924 6.042 8.161

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.534 -0.801 -0.176
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.353 -0.054 0.196

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.405 0.904 1.453
\delta -0.535 -0.216 0.156
\tau_1/\tau_2 0.727 1.110 1.512
Q_{PAH} 0.460 1.617 3.582
U_{min} 2.729 7.522 14.800
{\rm log}_{10}(\gamma_e)\, -3.347 -1.970 -0.889

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.312 -2.738 -0.354
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.436 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.939 -0.480 -0.042
0.03-0.10 Gyr -1.519 -0.653 0.262
0.10-0.33 Gyr -1.837 -0.807 -0.058
0.33-1.09 Gyr -2.332 -0.958 -0.455
1.09-3.61 Gyr -2.464 -0.972 -0.591
3.61-11.92 Gyr -2.378 -0.951 -0.577
11.92-13.24 Gyr -2.289 -0.906 -0.190

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.658 10.714 10.787
{\rm log}_{10}({\rm SFR}) -0.155 0.095 0.381
{\rm log}_{10}({\rm sSFR}) -10.875 -10.621 -10.312
{\rm stellar\ age} 6.814 7.669 8.952

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.652 -0.480 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.290 -0.585 0.034

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.085 0.177 0.293
\delta -0.627 -0.155 0.217
\tau_1/\tau_2 0.584 0.951 1.333
Q_{PAH} 1.469 2.960 4.856
U_{min} 2.388 7.236 14.290
{\rm log}_{10}(\gamma_e)\, -2.638 -1.843 -1.207

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.836 -1.931 -1.287
{\rm log}_{10}(\tau_{AGN})\, 1.249 1.635 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.449 0.044 0.324
0.03-0.10 Gyr -0.481 0.071 0.487
0.10-0.33 Gyr -0.488 0.161 0.566
0.33-1.09 Gyr -0.356 0.256 0.547
1.09-3.61 Gyr -0.041 0.544 0.821
3.61-11.92 Gyr 0.677 0.855 0.977
11.92-13.24 Gyr 0.426 0.932 1.422