2025khz results

Information

Transient
Name:SN2025khz
Right ascension: 21h18m17.28s
Declination:-7d35m11.77s
Discovery Date:April 28, 2025, 2:07 p.m.
Classification:SN II
Redshift:0.028831
MW E(B-V):0.187
Host
Name:2025khz
Right ascension: 21h18m16.87s
Declination:-7d35m14.07s
Redshift:None
Photometric Redshift:0.358
 

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: completed

Task Name Status Time (s)
Cutout download processed 0.72
Transient MWEBV processed 0.07
Host match processed 3.01
Host information processed 0.08
Host MWEBV processed 0.06
Global aperture construction processed 0.62
Global aperture photometry processed 7.14
Validate global photometry processed 18.73
Global host SED inference processed 1193.78
Local aperture photometry processed 7.74
Validate local photometry processed 0.02
Local host SED inference processed 440.53
 

Imaging data


 

Spectral Energy Distribution


Warning: possible contaminating objects in the global aperture

 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h18m17.28s, -7d35m11.77s
semi major axis, semi minor axis (arcsec):3.46, 3.46
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 17.41 3.61 20.798 0.225 AB
SDSS_g 78.33 2.62 19.165 0.036 AB
DES_g 84.03 0.4 19.089 0.005 AB
PanSTARRS_g 83.24 0.93 19.099 0.012 AB
SDSS_r 189.57 4.02 18.206 0.023 AB
PanSTARRS_r 195.82 1.09 18.170 0.006 AB
DES_r 217.88 1.22 18.054 0.006 AB
SDSS_i 308.05 5.43 17.678 0.019 AB
PanSTARRS_i 304.68 0.97 17.690 0.003 AB
PanSTARRS_z 426.75 2.32 17.325 0.006 AB
SDSS_z 455.43 12.63 17.254 0.030 AB
DES_z 480.96 4.52 17.195 0.010 AB
PanSTARRS_y 560.69 6.47 17.028 0.013 AB
2MASS_J 792.0 77.37 15.758 0.106 Vega
2MASS_H 1132.99 121.15 14.897 0.116 Vega
2MASS_K 1218.0 133.51 14.348 0.119 Vega

Aperture details

RA, DEC (J2000):21h18m16.85s, -7d35m13.89s
semi major axis, semi minor axis (arcsec):3.88, 2.67
angle (degrees, anti-clockwise from east):-40.21
Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.85 0.42 24.080 0.540 AB
GALEX_NUV 2.25 0.45 23.019 0.216 AB
SDSS_u 14.08 3.48 21.029 0.269 AB
SDSS_g 63.52 2.39 19.393 0.041 AB
DES_g 67.84 0.36 19.321 0.006 AB
PanSTARRS_g 67.56 0.87 19.326 0.014 AB
SDSS_r 170.61 3.8 18.320 0.024 AB
PanSTARRS_r 165.35 1.0 18.354 0.007 AB
DES_r 185.86 1.13 18.227 0.007 AB
SDSS_i 307.35 5.31 17.681 0.019 AB
PanSTARRS_i 283.15 0.88 17.770 0.003 AB
PanSTARRS_z 412.2 2.11 17.362 0.006 AB
SDSS_z 468.9 11.97 17.222 0.028 AB
DES_z 467.88 4.44 17.225 0.010 AB
PanSTARRS_y 539.31 5.83 17.070 0.012 AB
2MASS_J 1313.67 93.14 15.209 0.077 Vega
2MASS_H 1870.48 143.32 14.353 0.083 Vega
2MASS_K 1767.29 160.55 13.944 0.099 Vega
WISE_W1 1737.94 24.82 13.101 0.016 Vega
WISE_W2 1343.19 29.52 12.741 0.024 Vega
WISE_W3 3391.5 110.35 9.900 0.035 Vega
WISE_W4 6800.37 829.41 7.699 0.132 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.259 9.373 9.474
{\rm log}_{10}({\rm SFR}) -1.387 -0.883 -0.372
{\rm log}_{10}({\rm sSFR}) -10.804 -10.296 -9.701
{\rm stellar\ age} 6.115 7.768 9.877

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.929 -0.397 -0.121
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.541 0.058 0.325

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.376 0.823 1.309
\delta -0.655 -0.266 -0.044
\tau_1/\tau_2 0.624 0.954 1.318
Q_{PAH} 0.330 1.252 3.519
U_{min} 2.675 7.754 14.627
{\rm log}_{10}(\gamma_e)\, -3.472 -2.336 -1.018

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.119 -1.983 -0.461
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.303 1.731

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.286 -0.843 -0.449
0.03-0.10 Gyr -1.621 -0.913 -0.325
0.10-0.33 Gyr -1.808 -1.107 -0.542
0.33-1.10 Gyr -1.836 -1.083 -0.576
1.10-3.63 Gyr -1.666 -0.850 -0.481
3.63-12.03 Gyr -0.979 -0.562 -0.385
12.03-13.37 Gyr -1.018 -0.387 0.269

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.565 9.707 9.828
{\rm log}_{10}({\rm SFR}) -0.750 -0.434 -0.184
{\rm log}_{10}({\rm sSFR}) -10.515 -10.150 -9.829
{\rm stellar\ age} 3.200 6.051 7.664

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.463 -0.957 -0.581
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.885 -1.632 -0.473

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 2.041 2.250 2.457
\delta 0.301 0.359 0.390
\tau_1/\tau_2 0.301 0.564 0.864
Q_{PAH} 0.302 0.716 1.261
U_{min} 2.650 7.118 14.012
{\rm log}_{10}(\gamma_e)\, -3.477 -2.954 -2.425

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.646 -1.495 -1.367
{\rm log}_{10}(\tau_{AGN})\, 0.738 0.815 0.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.081 -0.430 -0.126
0.03-0.10 Gyr -1.042 -0.475 -0.147
0.10-0.33 Gyr -0.839 -0.310 0.040
0.33-1.10 Gyr -0.801 -0.258 0.083
1.10-3.63 Gyr -0.429 -0.061 0.205
3.63-12.03 Gyr -1.248 -0.335 -0.055
12.03-13.37 Gyr -1.822 -0.465 0.178