2025kfd

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Information

Transient

Name: SN2025kfd
Right ascension: 20h03m58.95s
Declination: -28d14m54.57s
Discovery Date: May 9, 2025, 1:01 a.m.
Classification: SN Ia
Redshift: 0.060000
MW E(B-V): 0.095

Host

Name: 2025kfd
Right ascension: 20h03m59.45s
Declination: -28d14m57.25s
Redshift: None
Photometric Redshift: 0.044
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 0.51
Transient MWEBV processed 0.07
Host match processed 2.48
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 4.56
Validate global photometry processed 12.3
Global host SED inference processed 429.73
Local aperture photometry processed 4.33
Validate local photometry processed 0.02
Local host SED inference processed 428.62
 

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) = 20h03m58.95s, -28d14m54.57s
semi major axis, semi minor axis (arcsec) = 1.73, 1.73
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 3.15 0.42 22.656 0.144 AB
PanSTARRS_r 5.07 0.5 22.137 0.108 AB
PanSTARRS_i 4.44 0.44 22.281 0.107 AB
PanSTARRS_z 4.37 1.34 22.298 0.332 AB
PanSTARRS_y 14.3 3.46 21.011 0.263 AB

Aperture details

RA, DEC (J2000) = 20h03m59.44s, -28d14m56.62s
semi major axis, semi minor axis (arcsec) = 10.44, 6.62
angle (degrees, anti-clockwise from east) = -16.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 77.32 6.2 19.179 0.087 AB
GALEX_NUV 112.64 4.28 18.771 0.041 AB
PanSTARRS_g 561.35 2.05 17.027 0.004 AB
PanSTARRS_r 755.29 2.45 16.705 0.004 AB
PanSTARRS_i 931.02 2.13 16.478 0.002 AB
PanSTARRS_z 992.4 6.44 16.408 0.007 AB
PanSTARRS_y 1170.25 16.54 16.229 0.015 AB
2MASS_J 1369.01 180.2 15.164 0.143 Vega
2MASS_H 1488.22 285.83 14.601 0.209 Vega
2MASS_K 1157.12 310.33 14.404 0.291 Vega
WISE_W1 595.37 26.62 14.264 0.049 Vega
WISE_W2 381.76 29.37 14.107 0.084 Vega
WISE_W3 1590.04 95.66 10.722 0.065 Vega
WISE_W4 2633.63 770.84 8.729 0.318 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})\, 7.098 7.574 7.906
{\rm log}_{10}({\rm SFR}) -1.589 -1.241 -0.859
{\rm log}_{10}({\rm sSFR}) -9.339 -8.758 -8.062
{\rm stellar\ age} 0.303 3.960 6.602

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.524 -0.899 -0.211
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.466 -0.134 0.036

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.728 1.079 1.543
\delta -0.260 0.025 0.232
\tau_1/\tau_2 0.746 1.143 1.577
Q_{PAH} 0.691 1.990 4.642
U_{min} 3.122 8.611 16.368
{\rm log}_{10}(\gamma_e)\, -3.084 -2.035 -0.756

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.772 -0.756 0.033
{\rm log}_{10}(\tau_{AGN})\, 1.008 1.412 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.338 -0.964 -0.584
0.03-0.10 Gyr -2.860 -1.651 -1.027
0.10-0.33 Gyr -3.795 -2.066 -1.422
0.33-1.08 Gyr -4.532 -2.345 -1.764
1.08-3.55 Gyr -5.122 -2.672 -1.997
3.55-11.66 Gyr -5.664 -2.783 -2.072
11.66-12.96 Gyr -5.574 -2.830 -1.963

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.630 9.804 9.923
{\rm log}_{10}({\rm SFR}) 0.127 0.488 0.829
{\rm log}_{10}({\rm sSFR}) -9.772 -9.350 -8.938
{\rm stellar\ age} 2.456 5.135 6.719

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.689 -0.451 -0.272
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.674 0.051 0.365

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.055 0.123 0.253
\delta -0.700 -0.196 0.233
\tau_1/\tau_2 0.663 1.107 1.517
Q_{PAH} 0.529 1.694 3.956
U_{min} 2.447 7.600 14.665
{\rm log}_{10}(\gamma_e)\, -3.211 -1.959 -1.119

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.319 -3.215 -2.208
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.593 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.043 -0.284 0.030
0.03-0.10 Gyr 0.212 0.620 0.985
0.10-0.33 Gyr 0.233 0.654 0.957
0.33-1.08 Gyr -0.957 0.014 0.363
1.08-3.55 Gyr -1.040 -0.221 0.059
3.55-11.66 Gyr -1.136 -0.300 -0.026
11.66-12.96 Gyr -1.344 -0.239 0.255