2025ahdn results

Information

Transient
Name:AT2025ahdn
Right ascension: 14h52m46.96s
Declination:15d26m08.98s
Discovery Date:Dec. 15, 2025, 1:30 p.m.
Classification:None
Redshift:None
MW E(B-V):0.025
Host
Name:
Right ascension: 14h52m47.00s
Declination:15d26m09.41s
Redshift:0.119536
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 19.57
Transient MWEBV processed 0.04
Host match processed 5.16
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.76
Global aperture photometry processed 7.78
Validate global photometry processed 17.84
Global host SED inference processed 405.8
Local aperture photometry processed 7.12
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):14h52m46.99s, 15d26m09.38s
semi major axis, semi minor axis (arcsec):5.68, 5.08
angle (degrees, anti-clockwise from east):-25.75
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 44.8 4.07 19.772 0.099 AB
SDSS_g 243.74 4.28 17.933 0.019 AB
DES_g 262.85 0.94 17.851 0.004 AB
PanSTARRS_g 266.03 1.29 17.838 0.005 AB
SDSS_r 459.71 6.01 17.244 0.014 AB
PanSTARRS_r 478.92 1.54 17.199 0.003 AB
DES_r 502.56 1.9 17.147 0.004 AB
SDSS_i 661.29 7.65 16.849 0.013 AB
PanSTARRS_i 644.67 2.33 16.877 0.004 AB
PanSTARRS_z 780.47 3.87 16.669 0.005 AB
SDSS_z 792.09 16.85 16.653 0.023 AB
DES_z 826.94 5.97 16.606 0.008 AB
PanSTARRS_y 878.59 10.22 16.541 0.013 AB
2MASS_J 1172.87 136.73 15.332 0.127 Vega
2MASS_H 1172.2 215.98 14.860 0.200 Vega
2MASS_K 1530.03 249.46 14.100 0.177 Vega
WISE_W1 588.0 12.27 14.278 0.023 Vega
WISE_W2 413.47 14.81 14.020 0.039 Vega
WISE_W3 1047.71 55.06 11.175 0.057 Vega
WISE_W4 1268.61 374.32 9.522 0.320 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.440 10.534 10.630
{\rm log}_{10}({\rm SFR}) -0.555 -0.001 0.312
{\rm log}_{10}({\rm sSFR}) -11.106 -10.562 -10.214
{\rm stellar\ age} 3.046 5.089 6.518

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.648 -0.425 -0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.687 -0.644 0.228

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.180 0.308 0.466
\delta -0.874 -0.660 -0.275
\tau_1/\tau_2 0.644 0.959 1.298
Q_{PAH} 0.852 1.967 4.143
U_{min} 2.249 6.909 14.115
{\rm log}_{10}(\gamma_e)\, -3.250 -2.479 -1.480

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.078 -2.809 -1.779
{\rm log}_{10}(\tau_{AGN})\, 1.085 1.521 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.285 0.101 0.325
0.03-0.10 Gyr -1.020 -0.083 0.340
0.10-0.32 Gyr -0.872 0.199 0.676
0.32-1.05 Gyr 0.457 0.926 1.192
1.05-3.40 Gyr 0.553 0.830 1.065
3.40-11.00 Gyr -0.147 0.519 0.762
11.00-12.22 Gyr -0.566 0.393 0.915