2025fdu

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Information

Transient

Name: SN2025fdu
Right ascension: 16h01m26.19s
Declination: 5d43m23.33s
Discovery Date: March 21, 2025, 11:20 a.m.
Classification: SN Ia
Redshift: 0.045545
MW E(B-V): 0.046

Host

Name: 2025fdu
Right ascension: 16h01m26.09s
Declination: 5d43m20.44s
Redshift: 0.045545
Photometric Redshift: 0.066
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.22
Cutout download processed 0.72
Global aperture construction processed 0.65
Local aperture photometry processed 6.63
Global aperture photometry processed 6.8
Validate local photometry processed 0.03
Validate global photometry processed 19.5
Host information processed 0.09
Global host SED inference processed 424.26
Local host SED inference processed 424.33
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.04
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) = 16h01m26.19s, 5d43m23.33s
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 23.02 2.28 20.495 0.108 AB
SDSS_g 109.95 2.8 18.797 0.028 AB
DES_g 112.25 0.46 18.775 0.004 AB
PanSTARRS_g 115.0 0.54 18.748 0.005 AB
SDSS_r 221.52 4.0 18.036 0.020 AB
PanSTARRS_r 227.86 0.67 18.006 0.003 AB
DES_r 245.4 0.98 17.925 0.004 AB
SDSS_i 328.25 5.02 17.609 0.017 AB
PanSTARRS_i 327.08 0.59 17.613 0.002 AB
PanSTARRS_z 406.3 1.49 17.378 0.004 AB
SDSS_z 456.96 9.87 17.250 0.023 AB
DES_z 444.73 3.34 17.280 0.008 AB
PanSTARRS_y 496.96 3.25 17.159 0.007 AB

Aperture details

RA, DEC (J2000) = 16h01m26.07s, 5d43m20.49s
semi major axis, semi minor axis (arcsec) = 12.24, 7.18
angle (degrees, anti-clockwise from east) = -120.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.65 0.75 22.494 0.224 AB
GALEX_NUV 6.99 0.73 21.789 0.113 AB
SDSS_u 165.37 8.93 18.354 0.059 AB
SDSS_g 770.9 7.74 16.683 0.011 AB
DES_g 790.47 1.33 16.655 0.002 AB
PanSTARRS_g 836.81 2.16 16.593 0.003 AB
SDSS_r 1665.48 11.46 15.846 0.007 AB
PanSTARRS_r 1686.42 2.61 15.833 0.002 AB
SDSS_i 2466.66 14.9 15.420 0.007 AB
PanSTARRS_i 2513.9 2.35 15.399 0.001 AB
PanSTARRS_z 3154.33 6.06 15.153 0.002 AB
SDSS_z 3294.16 37.46 15.106 0.012 AB
DES_z 3370.47 9.34 15.081 0.003 AB
PanSTARRS_y 3929.45 13.53 14.914 0.004 AB
2MASS_J 5061.3 237.35 13.744 0.051 Vega
2MASS_H 5387.21 320.06 13.204 0.065 Vega
2MASS_K 5243.43 390.91 12.763 0.081 Vega
WISE_W1 2455.19 33.45 12.726 0.015 Vega
WISE_W2 1364.35 33.74 12.724 0.027 Vega
WISE_W3 687.52 103.43 11.633 0.163 Vega
WISE_W4 814.63 599.24 10.003 0.799 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})\, 9.550 9.685 9.810
{\rm log}_{10}({\rm SFR}) -1.499 -0.779 -0.297
{\rm log}_{10}({\rm sSFR}) -11.256 -10.476 -9.940
{\rm stellar\ age} 6.362 7.864 11.034

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.262 -0.794 -0.490
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.757 -0.122 0.357

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.442 0.791 1.103
\delta -0.553 -0.232 0.065
\tau_1/\tau_2 0.631 0.972 1.311
Q_{PAH} 0.490 1.667 3.566
U_{min} 2.700 7.762 14.829
{\rm log}_{10}(\gamma_e)\, -3.250 -1.980 -0.726

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.808 -1.613 -0.567
{\rm log}_{10}(\tau_{AGN})\, 0.907 1.370 1.802

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.407 -0.780 -0.401
0.03-0.10 Gyr -1.876 -0.821 -0.234
0.10-0.33 Gyr -2.153 -0.924 -0.350
0.33-1.09 Gyr -2.306 -0.926 -0.367
1.09-3.59 Gyr -2.219 -0.649 -0.235
3.59-11.83 Gyr -0.830 -0.263 -0.051
11.83-13.15 Gyr -0.667 0.007 0.799

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.574 10.657 10.710
{\rm log}_{10}({\rm SFR}) -2.448 -1.823 -1.396
{\rm log}_{10}({\rm sSFR}) -13.160 -12.483 -12.015
{\rm stellar\ age} 8.386 11.313 12.463

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.605 -0.467 -0.345
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.535 -0.687 0.111

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.226 0.327
\delta -0.360 -0.102 0.112
\tau_1/\tau_2 0.547 0.919 1.316
Q_{PAH} 0.560 1.892 3.668
U_{min} 2.683 7.766 15.628
{\rm log}_{10}(\gamma_e)\, -3.018 -1.754 -1.042

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.501 -3.715 -2.776
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.568 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.071 -1.946 -1.483
0.03-0.10 Gyr -3.089 -1.888 -1.332
0.10-0.33 Gyr -3.508 -2.020 -1.315
0.33-1.09 Gyr -3.875 -2.042 -1.227
1.09-3.59 Gyr -3.172 -1.608 -0.569
3.59-11.83 Gyr -1.657 0.351 0.823
11.83-13.15 Gyr 0.894 1.673 1.836