2025kyf

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Information

Transient

Name: SN2025kyf
Right ascension: 16h36m15.35s
Declination: 42d57m26.84s
Discovery Date: May 21, 2025, 9:44 a.m.
Classification: SN Ia
Redshift: 0.057920
MW E(B-V): 0.009

Host

Name: 2209821
Right ascension: 16h36m15.37s
Declination: 42d57m27.03s
Redshift: 0.057920
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 24.63
Transient MWEBV processed 0.09
Host match processed 4.53
Host information processed 0.15
Host MWEBV processed 0.08
Global aperture construction processed 0.65
Global aperture photometry processed 4.69
Validate global photometry processed 13.56
Global host SED inference processed 475.58
Local aperture photometry processed 5.23
Validate local photometry processed 0.02
Local host SED inference processed 625.6
 

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) = 16h36m15.35s, 42d57m26.84s
semi major axis, semi minor axis (arcsec) = 1.78, 1.78
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 90.03 2.7 19.014 0.033 AB
SDSS_g 351.32 4.89 17.536 0.015 AB
PanSTARRS_g 353.06 0.5 17.530 0.002 AB
SDSS_r 735.67 7.08 16.733 0.010 AB
PanSTARRS_r 709.1 0.7 16.773 0.001 AB
SDSS_i 1092.15 8.66 16.304 0.009 AB
PanSTARRS_i 1059.72 0.68 16.337 0.001 AB
PanSTARRS_z 1237.89 1.35 16.168 0.001 AB
SDSS_z 1421.64 10.78 16.018 0.008 AB
PanSTARRS_y 1449.35 3.11 15.997 0.002 AB

Aperture details

RA, DEC (J2000) = 16h36m15.35s, 42d57m27.34s
semi major axis, semi minor axis (arcsec) = 13.31, 10.5
angle (degrees, anti-clockwise from east) = -154.66

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 352.81 9.15 17.531 0.028 AB
SDSS_g 1176.86 9.43 16.223 0.009 AB
PanSTARRS_g 1293.34 2.57 16.121 0.002 AB
SDSS_r 2313.58 13.53 15.489 0.006 AB
PanSTARRS_r 2453.6 3.22 15.425 0.001 AB
SDSS_i 3394.54 17.07 15.073 0.005 AB
PanSTARRS_i 3468.13 3.72 15.050 0.001 AB
PanSTARRS_z 4164.35 7.35 14.851 0.002 AB
SDSS_z 4274.63 34.68 14.823 0.009 AB
PanSTARRS_y 4986.27 19.89 14.656 0.004 AB
2MASS_J 6059.28 281.41 13.549 0.050 Vega
2MASS_H 7639.8 447.87 12.825 0.064 Vega
2MASS_K 6844.54 496.14 12.474 0.079 Vega
WISE_W1 3247.14 28.4 12.422 0.009 Vega
WISE_W2 1921.23 30.63 12.352 0.017 Vega
WISE_W3 3234.26 111.47 9.952 0.037 Vega
WISE_W4 2927.41 586.78 8.614 0.218 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})\, 10.236 10.382 10.528
{\rm log}_{10}({\rm SFR}) -1.738 -0.488 0.767
{\rm log}_{10}({\rm sSFR}) -12.166 -10.915 -9.589
{\rm stellar\ age} 6.502 8.270 12.090

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.687 -1.182 -0.742
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.155 0.248 0.425

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.399 0.756 1.209
\delta -0.799 -0.456 0.048
\tau_1/\tau_2 0.570 0.980 1.383
Q_{PAH} 0.463 1.861 3.783
U_{min} 3.013 8.832 16.622
{\rm log}_{10}(\gamma_e)\, -3.237 -1.669 -0.551

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.212 -1.569 -0.376
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.370 1.859

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.103 -0.646 0.123
0.03-0.10 Gyr -2.605 -0.543 0.890
0.10-0.33 Gyr -3.062 -0.837 0.384
0.33-1.08 Gyr -3.848 -1.089 0.161
1.08-3.55 Gyr -3.266 -0.703 0.321
3.55-11.69 Gyr -1.210 0.316 0.619
11.69-12.98 Gyr -0.160 0.863 1.626

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.787 10.864 10.946
{\rm log}_{10}({\rm SFR}) -1.302 -0.561 0.493
{\rm log}_{10}({\rm sSFR}) -12.192 -11.464 -10.310
{\rm stellar\ age} 7.566 8.455 11.469

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.551 -0.382 -0.267
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.870 0.185 0.382

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.220 0.359
\delta -0.829 -0.252 0.243
\tau_1/\tau_2 0.470 0.834 1.216
Q_{PAH} 0.751 2.347 5.011
U_{min} 2.234 7.073 14.450
{\rm log}_{10}(\gamma_e)\, -3.163 -2.012 -0.897

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.168 -3.110 -2.134
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.543 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.074 -0.422 0.285
0.03-0.10 Gyr -2.844 -0.692 0.561
0.10-0.33 Gyr -2.779 -0.729 0.271
0.33-1.08 Gyr -2.374 -0.686 0.144
1.08-3.55 Gyr -1.546 -0.053 0.621
3.55-11.69 Gyr 0.302 0.987 1.130
11.69-12.98 Gyr 0.645 1.324 2.005