2025sxk results

Information

Transient
Name:SN2025sxk
Right ascension: 3h44m53.05s
Declination:4d03m01.18s
Discovery Date:Aug. 1, 2025, 2:10 p.m.
Classification:SN Ia
Redshift:0.037000
MW E(B-V):0.211
Host
Name:
Right ascension: 3h44m52.94s
Declination:4d02m56.62s
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 0.09
Transient MWEBV processed 0.18
Host match processed 4.42
Host information processed 0.16
Host MWEBV processed 0.1
Global aperture construction processed 2.48
Global aperture photometry processed 4.41
Validate global photometry processed 13.52
Global host SED inference processed 629.26
Local aperture photometry processed 5.0
Validate local photometry processed 0.02
Local host SED inference processed 632.8
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h44m53.05s, 4d03m01.18s
semi major axis, semi minor axis (arcsec):2.72, 2.72
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 1.47 1.79 23.478 1.317 AB
SDSS_g 0.86 0.85 24.066 1.079 AB
PanSTARRS_g -0.23 0.61 AB
SDSS_r 0.42 1.28 24.839 3.302 AB
PanSTARRS_r 1.75 0.65 23.294 0.402 AB
SDSS_i 1.25 2.01 23.654 1.739 AB
PanSTARRS_i 3.96 0.77 22.406 0.210 AB
PanSTARRS_z 1.53 1.92 23.437 1.364 AB
SDSS_z -5.5 7.39 AB
PanSTARRS_y -1.14 3.91 AB

Aperture details

RA, DEC (J2000):3h44m52.92s, 4d02m57.28s
semi major axis, semi minor axis (arcsec):3.08, 2.81
angle (degrees, anti-clockwise from east):-100.1
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.76 0.65 23.288 0.403 AB
GALEX_NUV 1.04 0.51 23.853 0.531 AB
SDSS_u 7.35 2.03 21.735 0.300 AB
SDSS_g 9.15 1.13 21.497 0.135 AB
PanSTARRS_g 7.88 0.65 21.659 0.090 AB
SDSS_r 12.89 1.58 21.124 0.133 AB
PanSTARRS_r 15.41 0.69 20.931 0.049 AB
SDSS_i 18.67 2.35 20.722 0.136 AB
PanSTARRS_i 20.08 0.81 20.643 0.044 AB
PanSTARRS_z 20.53 2.01 20.619 0.106 AB
SDSS_z 7.06 8.01 21.778 1.232 AB
PanSTARRS_y 20.2 4.05 20.637 0.218 AB
2MASS_J 302.63 115.93 16.803 0.416 Vega
2MASS_H 116.14 155.28 17.370 1.452 Vega
2MASS_K -36.76 193.83 Vega
WISE_W1 4.23 5.9 19.635 1.514 Vega
WISE_W2 -1.98 9.59 Vega
WISE_W3 -60.25 67.7 Vega
WISE_W4 20.8 470.63 13.985 24.569 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 6.993 7.576 7.919
{\rm log}_{10}({\rm SFR}) -1.967 -1.523 -1.071
{\rm log}_{10}({\rm sSFR}) -9.697 -9.061 -8.087
{\rm stellar\ age} 0.472 5.976 8.026

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.444 -0.681 -0.012
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.494 -0.631 0.160

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.146 1.669 2.224
\delta -0.078 0.159 0.311
\tau_1/\tau_2 0.600 0.959 1.353
Q_{PAH} 0.480 1.744 4.194
U_{min} 3.165 8.459 15.498
{\rm log}_{10}(\gamma_e)\, -2.993 -1.947 -0.786

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.239 -0.742 0.000
{\rm log}_{10}(\tau_{AGN})\, 1.100 1.534 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.881 -1.275 -0.795
0.03-0.10 Gyr -3.480 -1.974 -1.255
0.10-0.33 Gyr -4.802 -2.619 -1.877
0.33-1.09 Gyr -5.626 -2.810 -2.142
1.09-3.61 Gyr -5.651 -2.695 -2.083
3.61-11.93 Gyr -5.479 -2.608 -2.025
11.93-13.26 Gyr -5.688 -2.625 -1.661

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.808 8.053 8.213
{\rm log}_{10}({\rm SFR}) -1.897 -1.227 -0.362
{\rm log}_{10}({\rm sSFR}) -10.001 -9.282 -8.216
{\rm stellar\ age} 1.233 6.074 8.135

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.811 -1.430 -0.785
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.790 -0.638 0.320

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.195 0.693 1.323
\delta -0.498 -0.023 0.265
\tau_1/\tau_2 0.529 0.942 1.362
Q_{PAH} 1.309 2.980 4.954
U_{min} 3.465 9.269 16.640
{\rm log}_{10}(\gamma_e)\, -3.210 -2.033 -0.915

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.531 -1.353 -0.279
{\rm log}_{10}(\tau_{AGN})\, 1.035 1.385 1.803

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.570 -1.679 -1.077
0.03-0.10 Gyr -1.948 -1.182 -0.217
0.10-0.33 Gyr -3.474 -1.918 -1.219
0.33-1.09 Gyr -4.479 -2.205 -1.601
1.09-3.61 Gyr -4.265 -2.166 -1.731
3.61-11.93 Gyr -4.163 -2.068 -1.701
11.93-13.26 Gyr -4.020 -2.020 -1.277