2025ahdm results

Information

Transient
Name:AT2025ahdm
Right ascension: 14h55m45.13s
Declination:27d31m05.11s
Discovery Date:Dec. 13, 2025, 1:04 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:
Right ascension: 14h55m45.09s
Declination:27d31m04.97s
Redshift:None
Photometric Redshift:0.187
 

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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 19.17
Transient MWEBV processed 0.11
Host match processed 5.84
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 6.93
Validate global photometry processed 19.0
Global host SED inference processed 442.58
Local aperture photometry processed 6.85
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):14h55m45.10s, 27d31m05.04s
semi major axis, semi minor axis (arcsec):2.82, 2.54
angle (degrees, anti-clockwise from east):-12.92
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.22 1.17 23.685 1.041 AB
GALEX_NUV 0.88 0.89 24.037 1.091 AB
SDSS_u -4.6 2.27 AB
SDSS_g 19.52 1.34 20.674 0.074 AB
DES_g 24.12 0.27 20.444 0.012 AB
PanSTARRS_g 25.59 0.57 20.380 0.024 AB
SDSS_r 60.84 2.3 19.439 0.041 AB
PanSTARRS_r 61.02 0.66 19.436 0.012 AB
DES_r 71.89 0.74 19.258 0.011 AB
SDSS_i 95.65 3.23 18.948 0.037 AB
PanSTARRS_i 96.54 0.94 18.938 0.011 AB
PanSTARRS_z 125.16 1.66 18.656 0.014 AB
SDSS_z 119.59 7.46 18.706 0.068 AB
DES_z 141.95 1.99 18.520 0.015 AB
PanSTARRS_y 149.85 3.73 18.461 0.027 AB
2MASS_J 89.6 93.38 18.124 1.131 Vega
2MASS_H 214.06 142.52 16.706 0.723 Vega
2MASS_K 621.99 164.95 15.078 0.288 Vega
WISE_W1 70.05 8.6 16.588 0.133 Vega
WISE_W2 52.41 9.52 16.262 0.197 Vega
WISE_W3 5.54 27.59 16.867 5.404 Vega
WISE_W4 126.67 165.43 12.023 1.418 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})\, 10.306 10.389 10.483
{\rm log}_{10}({\rm SFR}) -1.215 -0.399 0.151
{\rm log}_{10}({\rm sSFR}) -11.679 -10.815 -10.192
{\rm stellar\ age} 5.790 6.769 8.973

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.113 -0.648 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.501 -0.705 0.046

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.289 0.474 0.662
\delta -0.889 -0.703 -0.453
\tau_1/\tau_2 0.698 1.075 1.465
Q_{PAH} 1.930 3.948 5.787
U_{min} 3.285 8.947 16.288
{\rm log}_{10}(\gamma_e)\, -1.949 -0.941 -0.295

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.054 -2.603 -1.411
{\rm log}_{10}(\tau_{AGN})\, 1.123 1.557 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.791 -0.665 -0.155
0.03-0.10 Gyr -1.300 -0.351 0.263
0.10-0.32 Gyr -0.956 -0.171 0.369
0.32-1.02 Gyr -1.114 -0.123 0.347
1.02-3.24 Gyr -0.719 0.188 0.532
3.24-10.31 Gyr 0.110 0.563 0.713
10.31-11.45 Gyr 0.047 0.697 1.424