2025xej

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Information

Transient

Name: SN2025xej
Right ascension: 20h19m29.77s
Declination: -22d34m07.15s
Discovery Date: Sept. 9, 2025, 5:06 a.m.
Classification: SN Ia
Redshift: 0.077800
MW E(B-V): 0.072

Host

Name:
Right ascension: 20h19m29.68s
Declination: -22d34m03.91s
Redshift: None
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.03
Transient MWEBV processed 0.09
Host match processed 5.29
Host information processed 0.12
Host MWEBV processed 0.07
Global aperture construction processed 0.69
Global aperture photometry processed 4.13
Validate global photometry processed 11.32
Global host SED inference processed 509.45
Local aperture photometry processed 4.02
Validate local photometry processed 0.02
Local host SED inference processed 417.01
 

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) = 20h19m29.77s, -22d34m07.15s
semi major axis, semi minor axis (arcsec) = 1.36, 1.36
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 5.36 0.39 22.076 0.080 AB
PanSTARRS_r 8.46 0.58 21.581 0.075 AB
PanSTARRS_i 9.7 0.3 21.433 0.034 AB
PanSTARRS_z 7.75 1.07 21.676 0.149 AB
PanSTARRS_y 10.19 3.05 21.379 0.325 AB

Aperture details

RA, DEC (J2000) = 20h19m29.67s, -22d34m03.58s
semi major axis, semi minor axis (arcsec) = 4.6, 2.15
angle (degrees, anti-clockwise from east) = -49.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.61 2.74 21.696 0.391 AB
GALEX_NUV 13.85 1.32 21.046 0.104 AB
PanSTARRS_g 45.88 0.92 19.746 0.022 AB
PanSTARRS_r 71.33 1.33 19.267 0.020 AB
PanSTARRS_i 88.76 0.68 19.029 0.008 AB
PanSTARRS_z 94.49 2.38 18.961 0.027 AB
PanSTARRS_y 124.35 6.76 18.663 0.059 AB
2MASS_J -9.7 87.65 Vega
2MASS_H 35.03 130.06 18.671 4.031 Vega
2MASS_K 162.98 148.6 16.532 0.990 Vega
WISE_W1 103.62 20.8 16.162 0.218 Vega
WISE_W2 39.26 16.72 16.576 0.462 Vega
WISE_W3 82.36 65.49 13.937 0.863 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})\, 7.989 8.225 8.393
{\rm log}_{10}({\rm SFR}) -2.040 -1.489 -0.680
{\rm log}_{10}({\rm sSFR}) -10.292 -9.736 -8.693
{\rm stellar\ age} 1.605 5.104 6.996

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.731 -1.298 -0.547
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.529 -0.712 0.111

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.204 0.492 1.013
\delta -0.440 -0.022 0.266
\tau_1/\tau_2 0.590 0.977 1.370
Q_{PAH} 1.136 2.964 5.238
U_{min} 2.914 7.980 15.142
{\rm log}_{10}(\gamma_e)\, -2.808 -1.769 -0.755

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.435 -0.161 0.244
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.505 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.964 -1.448 -0.945
0.03-0.10 Gyr -2.288 -1.552 -0.614
0.10-0.33 Gyr -2.324 -1.542 -0.965
0.33-1.07 Gyr -2.520 -1.545 -1.076
1.07-3.50 Gyr -2.876 -1.698 -1.390
3.50-11.46 Gyr -3.256 -1.866 -1.501
11.46-12.73 Gyr -3.246 -1.911 -1.308

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.203 9.348 9.490
{\rm log}_{10}({\rm SFR}) -0.307 0.035 0.377
{\rm log}_{10}({\rm sSFR}) -9.683 -9.344 -8.898
{\rm stellar\ age} 5.617 7.185 9.559

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.400 -0.452 0.034
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.490 0.127 0.318

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.093 0.386 0.762
\delta -0.050 0.240 0.354
\tau_1/\tau_2 0.775 1.196 1.603
Q_{PAH} 1.532 3.563 5.444
U_{min} 3.155 8.744 15.978
{\rm log}_{10}(\gamma_e)\, -2.890 -1.799 -0.627

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.703 -1.665 -0.750
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.387 1.831

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.012 -0.639 -0.357
0.03-0.10 Gyr -0.200 0.165 0.524
0.10-0.33 Gyr -1.634 -0.626 -0.175
0.33-1.07 Gyr -2.030 -1.016 -0.630
1.07-3.50 Gyr -1.847 -0.950 -0.591
3.50-11.46 Gyr -1.254 -0.629 -0.415
11.46-12.73 Gyr -1.056 -0.334 0.356