2025afsu

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Information

Transient

Name: AT2025afsu
Right ascension: 14h27m32.40s
Declination: 34d30m43.57s
Discovery Date: Dec. 2, 2025, 1:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 2050337
Right ascension: 14h27m32.16s
Declination: 34d30m39.10s
Redshift: 0.068598
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.43
Transient MWEBV processed 0.06
Host match processed 5.15
Host information processed 0.04
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 6.22
Validate global photometry processed 16.51
Global host SED inference processed 400.49
Local aperture photometry processed 6.08
Validate local photometry processed 0.03
Local host SED inference processed 459.61
 

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) = 14h27m32.40s, 34d30m43.57s
semi major axis, semi minor axis (arcsec) = 1.53, 1.53
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 22.17 1.33 20.536 0.065 AB
DES_g 21.57 0.34 20.566 0.017 AB
PanSTARRS_g 23.17 0.37 20.487 0.017 AB
SDSS_r 36.76 1.71 19.986 0.051 AB
PanSTARRS_r 39.67 0.5 19.904 0.014 AB
SDSS_i 50.31 2.28 19.646 0.049 AB
PanSTARRS_i 49.82 0.42 19.656 0.009 AB
PanSTARRS_z 55.85 1.03 19.532 0.020 AB
SDSS_z 57.4 5.04 19.503 0.095 AB
DES_z 56.86 1.25 19.513 0.024 AB
PanSTARRS_y 71.78 2.35 19.260 0.036 AB

Aperture details

RA, DEC (J2000) = 14h27m32.20s, 34d30m39.68s
semi major axis, semi minor axis (arcsec) = 20.3, 14.79
angle (degrees, anti-clockwise from east) = -85.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 109.56 6.14 18.801 0.061 AB
GALEX_NUV 151.77 0.43 18.447 0.003 AB
SDSS_u 404.52 14.1 17.383 0.038 AB
SDSS_g 1112.62 10.69 16.284 0.010 AB
PanSTARRS_g 1177.24 4.08 16.223 0.004 AB
SDSS_i 2610.37 20.43 15.358 0.008 AB
PanSTARRS_i 2495.09 4.73 15.407 0.002 AB
PanSTARRS_z 2786.99 11.48 15.287 0.004 AB
SDSS_z 2696.22 55.06 15.323 0.022 AB
PanSTARRS_y 3474.74 26.33 15.048 0.008 AB
2MASS_J 3946.54 359.91 14.015 0.099 Vega
2MASS_H 5506.91 579.13 13.180 0.114 Vega
2MASS_K 3396.14 574.17 13.235 0.184 Vega
WISE_W1 2096.49 32.27 12.897 0.017 Vega
WISE_W2 1303.4 35.12 12.773 0.029 Vega
WISE_W3 3113.45 123.95 9.993 0.043 Vega
WISE_W4 3118.33 627.16 8.545 0.218 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})\, 8.996 9.097 9.218
{\rm log}_{10}({\rm SFR}) -1.775 -1.180 -0.554
{\rm log}_{10}({\rm sSFR}) -10.872 -10.265 -9.621
{\rm stellar\ age} 6.198 7.593 10.334

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.673 -1.142 -0.682
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.491 -0.204 0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.168 0.530 0.962
\delta -0.467 -0.022 0.266
\tau_1/\tau_2 0.674 1.028 1.393
Q_{PAH} 1.174 3.253 5.552
U_{min} 3.022 8.504 15.265
{\rm log}_{10}(\gamma_e)\, -2.851 -1.654 -0.518

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.858 -0.593 0.000
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.553 2.019

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.997 -1.427 -0.910
0.03-0.10 Gyr -1.867 -1.140 -0.453
0.10-0.33 Gyr -2.199 -1.322 -0.728
0.33-1.08 Gyr -2.489 -1.456 -0.891
1.08-3.53 Gyr -2.376 -1.227 -0.779
3.53-11.56 Gyr -1.374 -0.814 -0.646
11.56-12.85 Gyr -1.253 -0.594 0.151

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.619 10.672 10.720
{\rm log}_{10}({\rm SFR}) 0.308 0.500 0.711
{\rm log}_{10}({\rm sSFR}) -10.358 -10.173 -9.965
{\rm stellar\ age} 6.197 7.004 7.937

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.300 -0.208 -0.136
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.037 0.190 0.318

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.097 0.130 0.189
\delta -0.915 -0.737 -0.477
\tau_1/\tau_2 0.669 1.003 1.363
Q_{PAH} 0.847 1.723 2.845
U_{min} 2.167 6.318 12.513
{\rm log}_{10}(\gamma_e)\, -3.101 -2.262 -1.413

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.357 -3.416 -2.448
{\rm log}_{10}(\tau_{AGN})\, 1.025 1.518 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.263 0.417 0.536
0.03-0.10 Gyr 0.247 0.546 0.805
0.10-0.33 Gyr 0.301 0.553 0.750
0.33-1.08 Gyr 0.262 0.528 0.700
1.08-3.53 Gyr 0.377 0.663 0.862
3.53-11.56 Gyr 0.665 0.802 0.906
11.56-12.85 Gyr 0.393 0.833 1.237