2025agfx

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Information

Transient

Name: AT2025agfx
Right ascension: 2h25m33.66s
Declination: -27d22m32.62s
Discovery Date: Dec. 9, 2025, 8:51 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name:
Right ascension: 2h25m33.67s
Declination: -27d22m30.83s
Redshift: None
Photometric Redshift: 0.099
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.18
Transient MWEBV processed 0.04
Host match processed 6.24
Host information processed 0.1
Host MWEBV processed 0.03
Global aperture construction processed 0.62
Global aperture photometry processed 3.91
Validate global photometry processed 11.13
Global host SED inference processed 395.66
Local aperture photometry processed 3.77
Validate local photometry processed 0.02
Local host SED inference processed 586.1
 

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) = 2h25m33.66s, -27d22m32.62s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 27.24 0.65 20.312 0.026 AB
PanSTARRS_y 30.0 1.61 20.207 0.058 AB

Aperture details

RA, DEC (J2000) = 2h25m33.66s, -27d22m30.81s
semi major axis, semi minor axis (arcsec) = 10.72, 2.75
angle (degrees, anti-clockwise from east) = -14.48

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 9.56 0.63 21.449 0.071 AB
PanSTARRS_g 88.51 1.1 19.033 0.014 AB
PanSTARRS_z 239.18 3.12 17.953 0.014 AB
WISE_W3 282.4 69.18 12.599 0.266 Vega
WISE_W4 601.86 400.05 10.331 0.722 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})\, 8.577 9.011 9.275
{\rm log}_{10}({\rm SFR}) -1.152 -0.537 0.008
{\rm log}_{10}({\rm sSFR}) -10.278 -9.541 -8.660
{\rm stellar\ age} 2.043 6.293 8.781

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.520 -0.684 0.002
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.319 -0.657 -0.122

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.428 0.829 1.287
\delta -0.591 -0.189 0.135
\tau_1/\tau_2 0.433 0.842 1.314
Q_{PAH} 0.693 2.249 4.923
U_{min} 3.086 8.328 15.073
{\rm log}_{10}(\gamma_e)\, -3.071 -1.981 -0.712

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.022 -0.895 0.008
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.414 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.950 -0.408 0.037
0.03-0.10 Gyr -2.428 -0.883 -0.019
0.10-0.33 Gyr -3.495 -1.410 -0.511
0.33-1.06 Gyr -3.807 -1.434 -0.580
1.06-3.45 Gyr -3.236 -1.367 -0.753
3.45-11.22 Gyr -2.637 -1.112 -0.657
11.22-12.47 Gyr -2.443 -1.029 -0.030

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.925 9.984 10.040
{\rm log}_{10}({\rm SFR}) -0.660 -0.364 -0.061
{\rm log}_{10}({\rm sSFR}) -10.661 -10.338 -10.012
{\rm stellar\ age} 5.779 6.678 7.680

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.730 -0.378 -0.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.542 -0.674 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.309 0.525
\delta -0.492 -0.072 0.232
\tau_1/\tau_2 0.625 0.957 1.282
Q_{PAH} 0.876 2.229 4.076
U_{min} 2.586 6.951 13.715
{\rm log}_{10}(\gamma_e)\, -2.939 -2.020 -0.847

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.912 -2.424 -1.384
{\rm log}_{10}(\tau_{AGN})\, 0.921 1.299 1.787

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.934 -0.489 -0.132
0.03-0.10 Gyr -0.713 -0.356 0.010
0.10-0.33 Gyr -0.554 -0.168 0.140
0.33-1.06 Gyr -0.431 -0.087 0.156
1.06-3.45 Gyr -0.275 0.022 0.232
3.45-11.22 Gyr -0.046 0.116 0.224
11.22-12.47 Gyr -0.353 0.146 0.577