2025ahag results

Information

Transient
Name:SN2025ahag
Right ascension: 8h56m48.62s
Declination:5d03m20.96s
Discovery Date:Dec. 12, 2025, 11:02 a.m.
Classification:SN Ia
Redshift:0.076854
MW E(B-V):0.037
Host
Name:
Right ascension: 8h56m48.91s
Declination:5d03m20.51s
Redshift:0.076854
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
2MASS_H
2MASS_J
2MASS_K
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 0.76
Transient MWEBV processed 0.03
Host match processed 5.94
Host information processed 0.1
Host MWEBV processed 0.03
Global aperture construction processed 0.1
Global aperture photometry failed 0.93
Validate global photometry not processed 12.9
Global host SED inference not processed 396.7
Local aperture photometry failed 0.01
Validate local photometry not processed 0.02
Local host SED inference not processed 482.18
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h56m48.63s, 5d03m21.04s
semi major axis, semi minor axis (arcsec):1.39, 1.39
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 6.52 0.39 21.864 0.064 AB
SDSS_r 8.21 0.98 21.614 0.129 AB
PanSTARRS_r 9.16 0.37 21.495 0.044 AB
SDSS_i 10.57 1.34 21.340 0.138 AB
PanSTARRS_i 10.91 0.52 21.306 0.052 AB
PanSTARRS_z 12.18 1.07 21.186 0.095 AB
SDSS_z 11.2 4.87 21.277 0.472 AB
PanSTARRS_y 17.59 2.87 20.787 0.177 AB

Aperture details

RA, DEC (J2000):8h56m48.92s, 5d03m20.71s
semi major axis, semi minor axis (arcsec):8.0, 4.79
angle (degrees, anti-clockwise from east):-96.57
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 274.87 1.83 17.802 0.007 AB
PanSTARRS_y 475.97 13.95 17.206 0.032 AB
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.035 8.354 8.528
{\rm log}_{10}({\rm SFR}) -1.995 -1.114 -0.332
{\rm log}_{10}({\rm sSFR}) -10.315 -9.514 -8.311
{\rm stellar\ age} 0.619 4.905 7.065

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.493 -0.726 -0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.377 -0.558 0.180

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.253 0.790 1.389
\delta -0.264 0.096 0.322
\tau_1/\tau_2 0.642 1.053 1.451
Q_{PAH} 1.123 2.870 5.238
U_{min} 3.172 8.941 16.553
{\rm log}_{10}(\gamma_e)\, -2.813 -1.760 -0.722

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.829 -0.287 0.203
{\rm log}_{10}(\tau_{AGN})\, 1.111 1.521 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.799 -1.717 -0.999
0.03-0.10 Gyr -2.084 -1.056 -0.177
0.10-0.33 Gyr -2.626 -1.363 -0.675
0.33-1.07 Gyr -3.834 -1.589 -0.931
1.07-3.51 Gyr -4.273 -1.723 -1.303
3.51-11.47 Gyr -4.806 -1.828 -1.379
11.47-12.75 Gyr -4.434 -1.882 -1.144

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.741 9.798 9.856
{\rm log}_{10}({\rm SFR}) -0.549 -0.281 -0.025
{\rm log}_{10}({\rm sSFR}) -10.354 -10.082 -9.800
{\rm stellar\ age} 5.249 6.194 7.133

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.742 -0.511 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.198 0.078 0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.055 0.110 0.221
\delta -0.657 -0.228 0.110
\tau_1/\tau_2 0.796 1.098 1.426
Q_{PAH} 0.697 1.954 3.891
U_{min} 2.565 7.450 14.131
{\rm log}_{10}(\gamma_e)\, -2.526 -1.535 -0.547

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.208 -3.114 -2.045
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.557 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.910 -0.633 -0.462
0.03-0.10 Gyr -0.522 -0.192 0.111
0.10-0.33 Gyr -0.042 0.165 0.362
0.33-1.07 Gyr -0.159 0.058 0.220
1.07-3.51 Gyr -0.355 -0.125 0.054
3.51-11.47 Gyr -0.303 -0.137 -0.019
11.47-12.75 Gyr -0.525 -0.101 0.301