2025xgj

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Information

Transient

Name: SN2025xgj
Right ascension: 4h46m25.08s
Declination: -6d54m48.30s
Discovery Date: Sept. 4, 2025, 11:52 a.m.
Classification: SN Ia
Redshift: 0.045955
MW E(B-V): 0.101

Host

Name: 1027023
Right ascension: 4h46m25.09s
Declination: -6d54m48.96s
Redshift: 0.045444
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.34
Transient MWEBV processed 0.11
Host match processed 4.4
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 6.93
Validate global photometry processed 17.41
Global host SED inference processed 429.2
Local aperture photometry processed 6.77
Validate local photometry processed 0.03
Local host SED inference processed 500.03
 

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) = 4h46m25.08s, -6d54m48.30s
semi major axis, semi minor axis (arcsec) = 2.24, 2.24
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 54.5 2.35 19.559 0.047 AB
SDSS_g 246.87 4.15 17.919 0.018 AB
DES_g 264.33 0.65 17.845 0.003 AB
PanSTARRS_g 271.58 0.61 17.815 0.002 AB
SDSS_r 567.05 6.26 17.016 0.012 AB
PanSTARRS_r 621.42 0.83 16.917 0.001 AB
DES_r 665.93 1.98 16.841 0.003 AB
SDSS_i 942.31 8.09 16.465 0.009 AB
PanSTARRS_i 941.86 0.94 16.465 0.001 AB
PanSTARRS_z 1250.75 1.8 16.157 0.002 AB
SDSS_z 1362.52 10.97 16.064 0.009 AB
DES_z 1382.53 5.19 16.048 0.004 AB
PanSTARRS_y 1558.27 3.67 15.918 0.003 AB

Aperture details

RA, DEC (J2000) = 4h46m25.10s, -6d54m48.87s
semi major axis, semi minor axis (arcsec) = 17.41, 8.37
angle (degrees, anti-clockwise from east) = -130.9

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 60.48 8.46 19.446 0.152 AB
GALEX_NUV 105.64 5.84 18.840 0.060 AB
SDSS_g 1135.15 9.76 16.262 0.009 AB
DES_g 1233.2 1.54 16.172 0.001 AB
PanSTARRS_g 1191.87 2.75 16.209 0.003 AB
SDSS_r 2071.37 12.99 15.609 0.007 AB
PanSTARRS_r 2188.74 3.88 15.550 0.002 AB
DES_r 2456.39 4.05 15.424 0.002 AB
SDSS_i 3052.49 16.33 15.188 0.006 AB
PanSTARRS_i 3033.36 4.26 15.195 0.002 AB
SDSS_z 4127.83 33.47 14.861 0.009 AB
DES_z 4175.62 9.38 14.848 0.002 AB
PanSTARRS_y 4584.72 19.23 14.747 0.005 AB
2MASS_J 5782.85 310.68 13.600 0.058 Vega
2MASS_H 8448.3 468.52 12.715 0.060 Vega
2MASS_K 8133.97 606.86 12.286 0.081 Vega
WISE_W1 4177.4 30.88 12.149 0.008 Vega
WISE_W2 3094.28 37.74 11.835 0.013 Vega
WISE_W4 76124.51 4884.9 5.076 0.070 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.961 10.145 10.352
{\rm log}_{10}({\rm SFR}) -1.125 -0.003 0.886
{\rm log}_{10}({\rm sSFR}) -11.519 -10.137 -9.123
{\rm stellar\ age} 5.848 7.471 9.554

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.245 -0.618 -0.341
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.206 0.214 0.388

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.604 0.978 1.369
\delta -0.738 -0.480 0.106
\tau_1/\tau_2 0.645 1.029 1.452
Q_{PAH} 0.581 1.871 3.771
U_{min} 2.623 7.866 15.292
{\rm log}_{10}(\gamma_e)\, -3.375 -1.965 -1.008

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.387 -3.299 -1.139
{\rm log}_{10}(\tau_{AGN})\, 0.947 1.441 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.030 -0.093 0.375
0.03-0.10 Gyr -1.593 0.018 0.992
0.10-0.33 Gyr -1.783 -0.296 0.371
0.33-1.09 Gyr -1.712 -0.353 0.131
1.09-3.59 Gyr -1.276 -0.088 0.302
3.59-11.83 Gyr -0.379 0.204 0.471
11.83-13.15 Gyr -0.425 0.332 1.078

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.444 10.547 10.632
{\rm log}_{10}({\rm SFR}) 0.627 0.952 1.269
{\rm log}_{10}({\rm sSFR}) -9.977 -9.614 -9.213
{\rm stellar\ age} 6.424 7.447 8.940

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.647 -0.399 -0.240
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.921 -1.738 0.309

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.487 0.680 0.902
\delta -0.252 -0.086 0.050
\tau_1/\tau_2 0.784 1.160 1.542
Q_{PAH} 0.233 0.992 2.851
U_{min} 2.792 7.437 14.201
{\rm log}_{10}(\gamma_e)\, -2.973 -1.644 -1.013

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.195 -1.966 -1.263
{\rm log}_{10}(\tau_{AGN})\, 1.315 1.822 2.061

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.611 0.805 1.006
0.03-0.10 Gyr 0.552 1.005 1.370
0.10-0.33 Gyr -0.292 0.370 0.755
0.33-1.09 Gyr -0.467 0.127 0.474
1.09-3.59 Gyr -0.131 0.375 0.645
3.59-11.83 Gyr 0.390 0.639 0.781
11.83-13.15 Gyr 0.268 0.786 1.315