2025ahfc results

Information

Transient
Name:AT2025ahfc
Right ascension: 11h07m23.96s
Declination:4d05m35.80s
Discovery Date:Dec. 13, 2025, 10:13 p.m.
Classification:None
Redshift:None
MW E(B-V):0.053
Host
Name:
Right ascension: 11h07m23.60s
Declination:4d05m40.08s
Redshift:0.058225
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.05
Transient MWEBV processed 0.1
Host match processed 5.24
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 5.45
Validate global photometry processed 15.77
Global host SED inference processed 415.41
Local aperture photometry processed 5.27
Validate local photometry processed 0.02
Local host SED inference processed 476.42
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h07m23.96s, 4d05m35.80s
semi major axis, semi minor axis (arcsec):1.78, 1.78
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 5.14 1.36 22.124 0.287 AB
SDSS_g 30.98 1.54 20.172 0.054 AB
PanSTARRS_g 29.81 0.4 20.214 0.015 AB
SDSS_r 48.41 2.0 19.688 0.045 AB
PanSTARRS_r 48.72 0.58 19.681 0.013 AB
SDSS_i 67.43 2.54 19.328 0.041 AB
PanSTARRS_i 63.09 0.44 19.400 0.008 AB
PanSTARRS_z 71.92 1.04 19.258 0.016 AB
SDSS_z 91.81 6.21 18.993 0.073 AB
PanSTARRS_y 88.09 2.68 19.038 0.033 AB

Aperture details

RA, DEC (J2000):11h07m23.60s, 4d05m40.20s
semi major axis, semi minor axis (arcsec):18.44, 10.47
angle (degrees, anti-clockwise from east):-51.39
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 65.74 3.21 19.355 0.053 AB
GALEX_NUV 102.82 1.74 18.870 0.018 AB
SDSS_g 942.09 9.01 16.465 0.010 AB
PanSTARRS_g 968.97 3.07 16.434 0.003 AB
SDSS_r 1588.43 12.48 15.898 0.009 AB
PanSTARRS_r 1566.73 4.47 15.913 0.003 AB
SDSS_i 2140.93 16.26 15.573 0.008 AB
PanSTARRS_i 2085.22 3.37 15.602 0.002 AB
SDSS_z 2945.16 47.05 15.227 0.017 AB
2MASS_J 4209.69 386.52 13.944 0.100 Vega
2MASS_K 2437.22 721.83 13.595 0.322 Vega
WISE_W1 1856.88 32.16 13.029 0.019 Vega
WISE_W2 1118.14 38.27 12.940 0.037 Vega
WISE_W4 3505.15 943.8 8.418 0.292 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.687 8.871 9.014
{\rm log}_{10}({\rm SFR}) -2.308 -1.384 -0.592
{\rm log}_{10}({\rm sSFR}) -11.206 -10.280 -9.336
{\rm stellar\ age} 1.851 4.997 6.739

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.551 -0.783 -0.250
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.581 -0.449 0.231

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.239 0.639 1.027
\delta -0.567 -0.222 0.155
\tau_1/\tau_2 0.668 1.013 1.378
Q_{PAH} 1.226 3.318 5.729
U_{min} 3.074 8.259 15.180
{\rm log}_{10}(\gamma_e)\, -2.790 -1.739 -0.864

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.869 -0.918 -0.303
{\rm log}_{10}(\tau_{AGN})\, 0.961 1.514 1.991

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.644 -1.546 -0.984
0.03-0.10 Gyr -2.574 -1.413 -0.494
0.10-0.33 Gyr -1.874 -0.929 -0.176
0.33-1.08 Gyr -1.586 -0.813 -0.382
1.08-3.55 Gyr -1.948 -0.947 -0.672
3.55-11.68 Gyr -2.778 -1.231 -0.902
11.68-12.98 Gyr -2.910 -1.329 -0.738

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.455 10.518 10.583
{\rm log}_{10}({\rm SFR}) 0.089 0.556 0.893
{\rm log}_{10}({\rm sSFR}) -10.418 -9.967 -9.601
{\rm stellar\ age} 6.504 7.383 9.186

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.580 -0.402 -0.258
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.539 -0.412 0.245

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.216 0.363
\delta -0.748 -0.359 -0.003
\tau_1/\tau_2 0.653 1.035 1.421
Q_{PAH} 0.559 1.739 3.575
U_{min} 2.349 7.426 14.687
{\rm log}_{10}(\gamma_e)\, -3.115 -1.966 -1.231

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.193 -3.156 -2.193
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.525 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.004 -0.482 -0.041
0.03-0.10 Gyr 0.170 0.701 1.048
0.10-0.33 Gyr 0.171 0.581 0.901
0.33-1.08 Gyr -0.298 0.271 0.525
1.08-3.55 Gyr -0.295 0.326 0.603
3.55-11.68 Gyr 0.345 0.626 0.745
11.68-12.98 Gyr 0.214 0.782 1.385