2025ghw

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Information

Transient

Name: SN2025ghw
Right ascension: 11h36m55.25s
Declination: 25d26m55.69s
Discovery Date: March 31, 2025, 10:52 a.m.
Classification: SN Ia
Redshift: 0.049196
MW E(B-V): 0.022

Host

Name: 2025ghw
Right ascension: 11h36m53.46s
Declination: 25d27m06.15s
Redshift: 0.049196
Photometric Redshift: 0.078
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.06
Cutout download processed 0.27
Global aperture construction processed 0.7
Local aperture photometry processed 6.51
Global aperture photometry processed 6.89
Validate local photometry processed 0.02
Validate global photometry processed 17.6
Host information processed 0.09
Global host SED inference processed 500.16
Local host SED inference processed 620.12
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.09
Log transient processing status processed None
 

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) = 11h36m55.25s, 25d26m55.69s
semi major axis, semi minor axis (arcsec) = 2.08, 2.08
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 -1.12 1.43 AB
SDSS_g 0.85 0.69 24.071 0.873 AB
DES_g 1.85 0.14 23.233 0.084 AB
PanSTARRS_g 1.19 0.49 23.708 0.442 AB
SDSS_r 3.69 1.07 22.481 0.314 AB
PanSTARRS_r 2.62 0.64 22.852 0.265 AB
DES_r 2.85 0.32 22.763 0.123 AB
SDSS_i 3.59 1.83 22.511 0.554 AB
PanSTARRS_i 2.28 0.59 23.004 0.282 AB
PanSTARRS_z 3.32 1.18 22.598 0.385 AB
SDSS_z 4.07 6.04 22.377 1.612 AB
DES_z 3.66 0.82 22.491 0.244 AB
PanSTARRS_y 7.02 2.94 21.784 0.454 AB

Aperture details

RA, DEC (J2000) = 11h36m53.45s, 25d27m06.42s
semi major axis, semi minor axis (arcsec) = 11.98, 9.44
angle (degrees, anti-clockwise from east) = -74.27

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 130.41 7.76 18.612 0.065 AB
SDSS_g 885.0 8.24 16.533 0.010 AB
DES_g 955.3 1.4 16.450 0.002 AB
PanSTARRS_g 934.9 2.58 16.473 0.003 AB
SDSS_r 1945.12 12.31 15.678 0.007 AB
PanSTARRS_r 2029.75 3.44 15.631 0.002 AB
DES_r 2193.53 3.78 15.547 0.002 AB
SDSS_i 2912.18 16.54 15.239 0.006 AB
PanSTARRS_i 2953.24 3.18 15.224 0.001 AB
PanSTARRS_z 3734.39 6.16 14.969 0.002 AB
SDSS_z 3756.32 34.57 14.963 0.010 AB
DES_z 3933.44 12.18 14.913 0.003 AB
PanSTARRS_y 4509.86 15.1 14.765 0.004 AB
2MASS_J 5467.19 194.64 13.661 0.039 Vega
2MASS_H 6751.58 283.97 12.959 0.046 Vega
2MASS_K 5551.3 338.69 12.701 0.066 Vega
WISE_W1 2433.33 32.89 12.735 0.015 Vega
WISE_W2 1430.3 34.82 12.672 0.026 Vega
WISE_W3 1181.11 126.96 11.045 0.117 Vega
WISE_W4 -105.72 576.8 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})\, 6.674 7.332 7.698
{\rm log}_{10}({\rm SFR}) -1.891 -1.506 -1.093
{\rm log}_{10}({\rm sSFR}) -9.489 -8.659 -7.970
{\rm stellar\ age} 0.102 3.475 6.947

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.926 -0.162 0.096
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.446 -1.026 -0.423

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.933 1.366 1.996
\delta -0.070 0.137 0.299
\tau_1/\tau_2 0.747 1.165 1.611
Q_{PAH} 1.243 3.514 5.823
U_{min} 2.982 8.556 16.168
{\rm log}_{10}(\gamma_e)\, -2.998 -1.769 -0.522

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.422 -0.258 0.246
{\rm log}_{10}(\tau_{AGN})\, 1.135 1.494 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.809 -1.234 -0.860
0.03-0.10 Gyr -3.778 -2.045 -1.230
0.10-0.33 Gyr -5.020 -2.591 -1.649
0.33-1.09 Gyr -6.096 -2.933 -2.123
1.09-3.58 Gyr -6.891 -3.307 -2.346
3.58-11.79 Gyr -7.107 -3.338 -2.331
11.79-13.10 Gyr -7.157 -3.309 -2.165

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.565 10.653 10.746
{\rm log}_{10}({\rm SFR}) -1.098 -0.412 0.018
{\rm log}_{10}({\rm sSFR}) -11.742 -11.047 -10.616
{\rm stellar\ age} 6.942 7.981 11.312

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.067 -0.856 -0.719
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.515 -0.647 0.093

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.444 0.557 0.694
\delta -0.952 -0.845 -0.670
\tau_1/\tau_2 0.527 0.902 1.305
Q_{PAH} 0.131 0.436 0.965
U_{min} 3.232 8.347 15.896
{\rm log}_{10}(\gamma_e)\, -3.225 -2.511 -1.754

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.588 -3.781 -2.878
{\rm log}_{10}(\tau_{AGN})\, 1.042 1.516 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.376 -0.437 -0.070
0.03-0.10 Gyr -1.638 -0.470 0.077
0.10-0.33 Gyr -1.930 -0.448 0.146
0.33-1.09 Gyr -1.835 -0.414 0.225
1.09-3.58 Gyr -1.287 0.126 0.693
3.58-11.79 Gyr -0.029 0.777 0.924
11.79-13.10 Gyr 0.132 0.927 1.784