2025skj

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Information

Transient

Name: SN2025skj
Right ascension: 0h49m05.94s
Declination: -2d08m02.24s
Discovery Date: July 27, 2025, 11:01 a.m.
Classification: SN Ia
Redshift: 0.090000
MW E(B-V): 0.036

Host

Name:
Right ascension: 0h49m05.71s
Declination: -2d08m02.04s
Redshift: None
Photometric Redshift: 0.086
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 7.76
Cutout download processed 29.67
Global aperture construction processed 0.7
Local aperture photometry processed 6.27
Global aperture photometry processed 5.48
Validate local photometry processed 0.03
Validate global photometry processed 16.73
Host information processed 0.14
Global host SED inference processed 502.73
Local host SED inference processed 445.04
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 0h49m05.94s, -2d08m02.24s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 21.13 0.15 20.587 0.008 AB
PanSTARRS_r 46.07 0.25 19.741 0.006 AB
DES_r 52.8 0.31 19.593 0.006 AB
PanSTARRS_i 71.95 0.37 19.257 0.006 AB
PanSTARRS_z 90.39 0.92 19.010 0.011 AB
DES_z 98.65 1.09 18.915 0.012 AB
PanSTARRS_y 108.99 1.88 18.807 0.019 AB

Aperture details

RA, DEC (J2000) = 0h49m05.70s, -2d08m01.64s
semi major axis, semi minor axis (arcsec) = 12.96, 7.42
angle (degrees, anti-clockwise from east) = -83.38

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.53 0.72 22.890 0.308 AB
GALEX_NUV 5.31 0.83 22.086 0.169 AB
SDSS_u 147.65 10.14 18.477 0.075 AB
SDSS_g 486.01 6.3 17.183 0.014 AB
DES_g 527.37 0.84 17.095 0.002 AB
PanSTARRS_g 542.65 2.44 17.064 0.005 AB
SDSS_r 1155.95 10.03 16.243 0.009 AB
PanSTARRS_r 1091.93 1.95 16.305 0.002 AB
DES_r 1280.16 1.59 16.132 0.001 AB
SDSS_i 1709.22 13.13 15.818 0.008 AB
PanSTARRS_i 1746.46 2.9 15.795 0.002 AB
PanSTARRS_z 2164.63 7.38 15.562 0.004 AB
SDSS_z 2520.05 41.64 15.396 0.018 AB
DES_z 2386.21 5.58 15.456 0.003 AB
PanSTARRS_y 2708.84 15.32 15.318 0.006 AB
2MASS_J 3583.6 221.83 14.119 0.067 Vega
2MASS_H 4741.2 364.67 13.343 0.084 Vega
2MASS_K 3388.34 430.39 13.237 0.138 Vega
WISE_W1 1615.97 29.54 13.180 0.020 Vega
WISE_W2 977.55 33.92 13.086 0.038 Vega
WISE_W3 241.84 203.06 12.767 0.912 Vega
WISE_W4 309.42 779.44 11.054 2.735 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.602 9.726 9.841
{\rm log}_{10}({\rm SFR}) -1.656 -1.062 -0.491
{\rm log}_{10}({\rm sSFR}) -11.373 -10.787 -10.185
{\rm stellar\ age} 6.476 7.708 11.291

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.407 -0.850 -0.426
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.661 -0.454 0.275

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.507 0.875 1.216
\delta -0.444 -0.083 0.203
\tau_1/\tau_2 0.628 0.986 1.350
Q_{PAH} 0.609 2.535 5.268
U_{min} 2.843 8.011 14.634
{\rm log}_{10}(\gamma_e)\, -3.027 -1.926 -0.604

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.757 -0.819 -0.172
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.484 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.726 -1.043 -0.498
0.03-0.10 Gyr -2.089 -1.166 -0.475
0.10-0.33 Gyr -2.601 -1.252 -0.523
0.33-1.06 Gyr -3.115 -1.217 -0.435
1.06-3.47 Gyr -2.745 -0.814 -0.219
3.47-11.32 Gyr -0.966 -0.192 -0.001
11.32-12.58 Gyr -0.612 0.069 0.890

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.032 11.145 11.197
{\rm log}_{10}({\rm SFR}) -1.811 -0.753 0.459
{\rm log}_{10}({\rm sSFR}) -12.963 -11.923 -10.678
{\rm stellar\ age} 7.998 11.779 11.941

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.420 -0.946 -0.664
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.443 0.169 0.382

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.273 0.443 0.651
\delta -0.748 -0.419 -0.165
\tau_1/\tau_2 0.461 0.966 1.431
Q_{PAH} 0.452 1.437 2.846
U_{min} 3.704 10.148 17.957
{\rm log}_{10}(\gamma_e)\, -2.456 -1.455 -0.691

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.357 -3.313 -2.304
{\rm log}_{10}(\tau_{AGN})\, 1.164 1.685 2.012

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.368 -1.392 -0.460
0.03-0.10 Gyr -2.780 -0.787 0.614
0.10-0.33 Gyr -4.105 -1.839 -0.261
0.33-1.06 Gyr -5.572 -2.919 -0.784
1.06-3.47 Gyr -4.367 -2.289 -0.383
3.47-11.32 Gyr -1.847 -0.159 1.283
11.32-12.58 Gyr 1.347 2.285 2.349