2025ahds results

Information

Transient
Name:SN2025ahds
Right ascension: 21h52m04.30s
Declination:33d34m20.79s
Discovery Date:Dec. 14, 2025, 2:16 a.m.
Classification:SN Ic
Redshift:0.030000
MW E(B-V):0.120
Host
Name:
Right ascension: 21h52m04.69s
Declination:33d34m21.04s
Redshift:None
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 0.88
Transient MWEBV processed 0.16
Host match processed 4.88
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.99
Global aperture photometry processed 3.72
Validate global photometry processed 12.08
Global host SED inference processed 621.51
Local aperture photometry processed 3.72
Validate local photometry processed 0.02
Local host SED inference processed 430.54
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h52m04.30s, 33d34m20.79s
semi major axis, semi minor axis (arcsec):3.33, 3.33
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 60.13 0.82 19.452 0.015 AB
PanSTARRS_r 95.99 0.8 18.944 0.009 AB
PanSTARRS_i 116.7 1.07 18.732 0.010 AB
PanSTARRS_z 125.33 2.27 18.655 0.020 AB
PanSTARRS_y 155.2 6.73 18.423 0.047 AB
2MASS_J 120.24 83.57 17.805 0.755 Vega
2MASS_H 99.21 136.85 17.541 1.498 Vega
2MASS_K 113.67 142.25 16.923 1.359 Vega

Aperture details

RA, DEC (J2000):21h52m04.65s, 33d34m21.30s
semi major axis, semi minor axis (arcsec):4.3, 2.54
angle (degrees, anti-clockwise from east):-66.04
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.32 3.91 20.937 0.277 AB
GALEX_NUV 21.72 3.07 20.558 0.154 AB
PanSTARRS_g 109.24 0.83 18.804 0.008 AB
PanSTARRS_r 171.79 0.8 18.312 0.005 AB
PanSTARRS_i 211.31 1.06 18.088 0.005 AB
PanSTARRS_z 230.25 2.19 17.995 0.010 AB
PanSTARRS_y 315.68 6.44 17.652 0.022 AB
2MASS_J 434.8 107.14 16.409 0.268 Vega
2MASS_H 453.45 172.45 15.891 0.413 Vega
2MASS_K 425.56 182.24 15.490 0.465 Vega
WISE_W1 389.63 17.54 14.724 0.049 Vega
WISE_W2 233.91 17.78 14.638 0.083 Vega
WISE_W3 45.52 42.3 14.581 1.009 Vega
WISE_W4 100.92 280.45 12.270 3.017 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.385 8.595 8.731
{\rm log}_{10}({\rm SFR}) -1.679 -1.172 -0.709
{\rm log}_{10}({\rm sSFR}) -10.313 -9.754 -9.192
{\rm stellar\ age} 3.347 6.314 7.986

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.775 -1.346 -0.774
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.180 -0.039 0.300

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.173 0.444 0.780
\delta -0.610 -0.228 0.163
\tau_1/\tau_2 0.743 1.093 1.468
Q_{PAH} 0.499 1.717 3.890
U_{min} 2.926 8.004 15.163
{\rm log}_{10}(\gamma_e)\, -3.171 -2.040 -0.757

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.710 -1.548 -0.553
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.432 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.783 -1.421 -1.094
0.03-0.10 Gyr -1.753 -1.114 -0.598
0.10-0.33 Gyr -1.810 -1.132 -0.676
0.33-1.10 Gyr -2.031 -1.358 -0.962
1.10-3.63 Gyr -2.044 -1.414 -1.135
3.63-12.02 Gyr -2.166 -1.412 -1.150
12.02-13.35 Gyr -2.241 -1.417 -0.839

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.425 8.864 9.086
{\rm log}_{10}({\rm SFR}) -0.340 -0.119 0.142
{\rm log}_{10}({\rm sSFR}) -9.309 -8.964 -8.414
{\rm stellar\ age} 1.739 5.546 7.358

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.607 -1.010 -0.381
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.082 0.200 0.385

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.812 1.006 1.259
\delta 0.240 0.331 0.379
\tau_1/\tau_2 0.542 0.922 1.283
Q_{PAH} 0.940 2.431 4.045
U_{min} 3.234 8.281 15.612
{\rm log}_{10}(\gamma_e)\, -3.449 -2.664 -1.835

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.216 -3.088 -2.167
{\rm log}_{10}(\tau_{AGN})\, 0.854 1.243 1.794

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.858 -0.597 -0.362
0.03-0.10 Gyr -0.256 -0.009 0.275
0.10-0.33 Gyr -1.746 -0.666 -0.237
0.33-1.10 Gyr -2.474 -1.137 -0.709
1.10-3.63 Gyr -2.738 -1.241 -0.841
3.63-12.02 Gyr -2.818 -1.290 -0.862
12.02-13.35 Gyr -2.825 -1.256 -0.587