2025afzt

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Information

Transient

Name: AT2025afzt
Right ascension: 22h49m48.36s
Declination: 0d42m34.95s
Discovery Date: Dec. 6, 2025, 12:11 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.093

Host

Name:
Right ascension: 22h49m48.41s
Declination: 0d42m32.25s
Redshift: None
Photometric Redshift: 0.086
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.29
Transient MWEBV processed 0.05
Host match processed 6.24
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.86
Validate global photometry processed 16.59
Global host SED inference processed 891.7
Local aperture photometry processed 6.15
Validate local photometry processed 0.03
Local host SED inference processed 424.14
 

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) = 22h49m48.36s, 0d42m34.95s
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 12.89 0.34 21.125 0.029 AB
DES_r 10.05 0.12 21.394 0.013 AB
PanSTARRS_i 16.63 0.31 20.847 0.020 AB
PanSTARRS_z 21.08 0.81 20.590 0.042 AB
PanSTARRS_y 24.16 2.03 20.442 0.091 AB

Aperture details

RA, DEC (J2000) = 22h49m48.40s, 0d42m32.35s
semi major axis, semi minor axis (arcsec) = 7.33, 2.91
angle (degrees, anti-clockwise from east) = -17.26

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 73.41 2.68 19.236 0.040 AB
PanSTARRS_g 78.38 1.03 19.165 0.014 AB
DES_r 86.01 0.39 19.064 0.005 AB
SDSS_z 524.93 13.0 17.100 0.027 AB
PanSTARRS_y 643.97 7.38 16.878 0.012 AB
2MASS_J 884.15 126.95 15.639 0.156 Vega
2MASS_K 654.83 227.48 15.022 0.377 Vega
WISE_W1 310.19 15.12 14.972 0.053 Vega
WISE_W3 -98.21 179.74 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})\, 8.722 8.928 9.080
{\rm log}_{10}({\rm SFR}) -1.453 -0.973 -0.523
{\rm log}_{10}({\rm sSFR}) -10.419 -9.926 -9.311
{\rm stellar\ age} 4.369 6.757 8.196

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.120 -0.543 -0.076
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.038 -0.701 -0.390

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.594 1.015 1.396
\delta -0.208 0.067 0.275
\tau_1/\tau_2 0.539 0.893 1.240
Q_{PAH} 1.141 2.941 5.150
U_{min} 3.265 8.176 15.542
{\rm log}_{10}(\gamma_e)\, -2.877 -1.661 -0.596

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.396 -0.976 -0.067
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.482 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.239 -0.780 -0.403
0.03-0.10 Gyr -1.915 -1.141 -0.557
0.10-0.33 Gyr -2.206 -1.347 -0.758
0.33-1.07 Gyr -2.280 -1.341 -0.758
1.07-3.48 Gyr -2.078 -1.163 -0.856
3.48-11.36 Gyr -1.635 -1.004 -0.755
11.36-12.63 Gyr -1.865 -1.003 -0.360

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.139 10.293 10.400
{\rm log}_{10}({\rm SFR}) 0.077 0.448 0.814
{\rm log}_{10}({\rm sSFR}) -10.269 -9.847 -9.363
{\rm stellar\ age} 7.348 8.658 11.475

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.164 0.041 0.151
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.456 -0.373 -0.286

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.729 0.948 1.238
\delta -0.628 -0.417 -0.261
\tau_1/\tau_2 0.829 1.252 1.646
Q_{PAH} 0.240 0.929 2.574
U_{min} 2.294 6.855 14.067
{\rm log}_{10}(\gamma_e)\, -2.544 -1.321 -0.441

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.450 -1.559 -0.694
{\rm log}_{10}(\tau_{AGN})\, 1.649 1.880 2.035

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.148 0.542 0.887
0.03-0.10 Gyr -0.551 0.311 0.805
0.10-0.33 Gyr -2.506 -0.892 -0.216
0.33-1.07 Gyr -3.924 -1.454 -0.626
1.07-3.48 Gyr -2.414 -0.889 -0.217
3.48-11.36 Gyr -0.552 0.299 0.537
11.36-12.63 Gyr 0.100 0.904 1.454