2025agnf

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Information

Transient

Name: AT2025agnf
Right ascension: 8h56m36.62s
Declination: 38d21m54.76s
Discovery Date: Dec. 11, 2025, 8:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name:
Right ascension: 8h56m36.72s
Declination: 38d21m54.42s
Redshift: None
Photometric Redshift: 0.086
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.96
Transient MWEBV processed 0.05
Host match processed 5.47
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 2.74
Global aperture photometry processed 5.74
Validate global photometry processed 15.95
Global host SED inference processed 676.33
Local aperture photometry processed 5.63
Validate local photometry processed 0.03
Local host SED inference processed 437.28
 

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) = 8h56m36.62s, 38d21m54.76s
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
PanSTARRS_r 12.09 0.41 21.194 0.037 AB
PanSTARRS_i 14.17 0.3 21.021 0.023 AB
PanSTARRS_z 16.64 0.96 20.847 0.063 AB
DES_z 16.14 0.65 20.880 0.043 AB
PanSTARRS_y 12.95 2.82 21.120 0.236 AB

Aperture details

RA, DEC (J2000) = 8h56m36.72s, 38d21m54.57s
semi major axis, semi minor axis (arcsec) = 7.15, 4.13
angle (degrees, anti-clockwise from east) = -81.58

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.65 3.91 21.234 0.364 AB
GALEX_NUV 16.88 3.32 20.831 0.213 AB
SDSS_u 10.25 4.03 21.373 0.427 AB
SDSS_g 38.57 2.24 19.934 0.063 AB
PanSTARRS_g 37.42 1.79 19.967 0.052 AB
SDSS_r 53.55 3.04 19.578 0.062 AB
PanSTARRS_r 50.35 1.76 19.645 0.038 AB
SDSS_i 61.29 4.39 19.432 0.078 AB
PanSTARRS_i 62.05 1.29 19.418 0.023 AB
PanSTARRS_z 60.78 4.14 19.441 0.074 AB
SDSS_z 44.81 12.89 19.772 0.312 AB
DES_z 61.32 1.8 19.431 0.032 AB
PanSTARRS_y 43.0 12.18 19.816 0.308 AB
2MASS_J 13.01 117.25 20.219 9.784 Vega
2MASS_H 615.73 201.63 15.559 0.356 Vega
2MASS_K 204.29 199.92 16.287 1.063 Vega
WISE_W1 13.95 8.51 18.340 0.662 Vega
WISE_W2 29.63 13.37 16.882 0.490 Vega
WISE_W3 3.07 73.29 17.510 25.961 Vega
WISE_W4 -170.0 545.52 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})\, 8.300 8.541 8.685
{\rm log}_{10}({\rm SFR}) -2.446 -1.628 -0.615
{\rm log}_{10}({\rm sSFR}) -11.025 -10.194 -9.047
{\rm stellar\ age} 1.847 5.744 7.427

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.574 -1.006 -0.438
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.421 -0.762 -0.111

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.384 0.927
\delta -0.490 -0.095 0.252
\tau_1/\tau_2 0.604 0.986 1.401
Q_{PAH} 1.465 3.159 5.326
U_{min} 3.102 8.683 15.679
{\rm log}_{10}(\gamma_e)\, -2.909 -1.961 -0.952

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -0.883 -0.079 0.289
{\rm log}_{10}(\tau_{AGN})\, 1.094 1.570 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.749 -1.842 -1.165
0.03-0.10 Gyr -2.712 -1.623 -0.518
0.10-0.33 Gyr -2.585 -1.484 -0.717
0.33-1.07 Gyr -2.557 -1.387 -0.862
1.07-3.48 Gyr -3.007 -1.454 -1.134
3.48-11.37 Gyr -3.059 -1.478 -1.173
11.37-12.63 Gyr -3.016 -1.531 -0.918

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.935 9.098 9.244
{\rm log}_{10}({\rm SFR}) -0.517 -0.113 0.405
{\rm log}_{10}({\rm sSFR}) -9.638 -9.212 -8.674
{\rm stellar\ age} 3.496 6.134 7.992

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.774 -1.310 -0.531
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.672 -0.565 0.254

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.058 0.283 0.738
\delta -0.228 0.170 0.338
\tau_1/\tau_2 0.656 1.082 1.503
Q_{PAH} 1.856 3.906 5.861
U_{min} 3.380 9.085 16.742
{\rm log}_{10}(\gamma_e)\, -2.968 -1.776 -0.463

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.620 -1.278 -0.242
{\rm log}_{10}(\tau_{AGN})\, 1.123 1.571 1.951

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.444 -0.834 -0.495
0.03-0.10 Gyr -0.418 0.021 0.553
0.10-0.33 Gyr -1.591 -0.581 -0.127
0.33-1.07 Gyr -2.015 -0.970 -0.604
1.07-3.48 Gyr -1.908 -1.004 -0.693
3.48-11.37 Gyr -1.854 -0.939 -0.668
11.37-12.63 Gyr -1.803 -0.807 -0.121