2025afcx

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Information

Transient

Name: AT2025afcx
Right ascension: 6h37m56.26s
Declination: 59d33m31.09s
Discovery Date: Nov. 25, 2025, 11:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.058

Host

Name:
Right ascension: 6h37m56.17s
Declination: 59d33m30.39s
Redshift: None
Photometric Redshift: 0.059
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.01
Transient MWEBV processed 0.11
Host match processed 5.56
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 3.83
Validate global photometry processed 9.95
Global host SED inference processed 729.14
Local aperture photometry processed 3.81
Validate local photometry processed 0.02
Local host SED inference processed 482.68
 

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) = 6h37m56.26s, 59d33m31.09s
semi major axis, semi minor axis (arcsec) = 1.74, 1.74
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 238.58 0.55 17.956 0.002 AB
PanSTARRS_r 495.66 0.77 17.162 0.002 AB
PanSTARRS_i 767.22 0.9 16.688 0.001 AB
PanSTARRS_z 962.58 1.73 16.441 0.002 AB
PanSTARRS_y 1252.49 4.39 16.156 0.004 AB

Aperture details

RA, DEC (J2000) = 6h37m56.17s, 59d33m30.56s
semi major axis, semi minor axis (arcsec) = 10.53, 6.96
angle (degrees, anti-clockwise from east) = -130.96

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 770.82 2.23 16.683 0.003 AB
PanSTARRS_r 1577.02 3.29 15.905 0.002 AB
PanSTARRS_i 2353.14 3.9 15.471 0.002 AB
PanSTARRS_z 2981.39 7.76 15.214 0.003 AB
PanSTARRS_y 3946.09 21.09 14.910 0.006 AB
2MASS_J 5165.49 193.38 13.722 0.041 Vega
2MASS_H 6910.22 326.5 12.934 0.051 Vega
2MASS_K 6586.68 317.26 12.516 0.052 Vega
WISE_W1 2813.46 27.09 12.578 0.010 Vega
WISE_W2 2313.56 39.02 12.150 0.018 Vega
WISE_W3 6423.11 111.17 9.207 0.019 Vega
WISE_W4 14705.14 1000.48 6.861 0.074 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})\, 10.016 10.224 10.355
{\rm log}_{10}({\rm SFR}) -1.443 -0.319 0.528
{\rm log}_{10}({\rm sSFR}) -11.721 -10.562 -9.597
{\rm stellar\ age} 2.442 6.250 7.999

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.869 -0.304 0.007
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.141 -0.065 0.280

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.454 0.912 1.449
\delta -0.736 -0.410 -0.011
\tau_1/\tau_2 0.609 0.961 1.322
Q_{PAH} 0.800 2.700 5.034
U_{min} 2.815 8.034 15.530
{\rm log}_{10}(\gamma_e)\, -2.993 -1.627 -0.732

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.326 -2.887 -0.780
{\rm log}_{10}(\tau_{AGN})\, 0.915 1.459 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.398 -0.333 0.203
0.03-0.10 Gyr -1.985 -0.401 0.591
0.10-0.33 Gyr -1.606 -0.149 0.744
0.33-1.08 Gyr -1.018 0.149 0.706
1.08-3.55 Gyr -0.847 0.220 0.565
3.55-11.67 Gyr -1.106 0.196 0.492
11.67-12.97 Gyr -1.148 0.209 0.850

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.762 10.822 10.899
{\rm log}_{10}({\rm SFR}) -1.108 0.056 0.632
{\rm log}_{10}({\rm sSFR}) -11.966 -10.769 -10.167
{\rm stellar\ age} 7.546 8.672 11.589

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.330 -0.148 -0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.006 0.109 0.378

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.104 0.310 0.498
\delta -0.906 -0.665 -0.294
\tau_1/\tau_2 0.592 0.977 1.396
Q_{PAH} 0.122 0.448 1.312
U_{min} 2.584 7.187 14.015
{\rm log}_{10}(\gamma_e)\, -3.197 -2.299 -1.381

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.269 -1.000 -0.803
{\rm log}_{10}(\tau_{AGN})\, 1.484 1.652 1.794

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.139 -0.152 0.311
0.03-0.10 Gyr -1.551 0.036 0.743
0.10-0.33 Gyr -1.526 -0.090 0.489
0.33-1.08 Gyr -1.519 -0.339 0.263
1.08-3.55 Gyr -1.127 -0.064 0.567
3.55-11.67 Gyr 0.234 0.910 1.055
11.67-12.97 Gyr 0.760 1.380 1.979