2025ylf

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Information

Transient

Name: SN2025ylf
Right ascension: 9h54m32.67s
Declination: 20d52m15.97s
Discovery Date: Sept. 24, 2025, 12:40 p.m.
Classification: SN Ia
Redshift: 0.080000
MW E(B-V): 0.028

Host

Name:
Right ascension: 9h54m32.33s
Declination: 20d52m05.90s
Redshift: None
Photometric Redshift: 0.095
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.65
Transient MWEBV processed 0.04
Host match processed 5.89
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.98
Global aperture photometry processed 6.79
Validate global photometry processed 16.92
Global host SED inference processed 434.34
Local aperture photometry processed 6.51
Validate local photometry processed 0.03
Local host SED inference processed 454.5
 

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) = 9h54m32.67s, 20d52m15.97s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 2.33 0.2 22.980 0.093 AB
PanSTARRS_g 2.6 0.25 22.861 0.104 AB
SDSS_r 4.74 0.8 22.210 0.184 AB
PanSTARRS_r 3.55 0.39 22.525 0.120 AB
DES_r 3.87 0.39 22.430 0.110 AB
SDSS_i 6.42 1.26 21.881 0.213 AB
PanSTARRS_i 4.96 0.42 22.161 0.091 AB
PanSTARRS_z 6.59 0.99 21.853 0.163 AB
SDSS_z 8.2 4.99 21.615 0.661 AB
DES_z 4.41 0.78 22.290 0.193 AB
PanSTARRS_y 9.9 2.26 21.411 0.248 AB

Aperture details

RA, DEC (J2000) = 9h54m32.33s, 20d52m07.92s
semi major axis, semi minor axis (arcsec) = 11.72, 4.69
angle (degrees, anti-clockwise from east) = -178.36

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 42.63 4.6 19.826 0.117 AB
GALEX_NUV 85.7 3.83 19.068 0.049 AB
SDSS_u 140.27 6.38 18.533 0.049 AB
SDSS_g 476.86 6.03 17.204 0.014 AB
DES_g 448.72 2.21 17.270 0.005 AB
PanSTARRS_g 470.08 1.45 17.220 0.003 AB
SDSS_r 840.02 8.18 16.589 0.011 AB
PanSTARRS_r 805.85 2.22 16.634 0.003 AB
DES_r 931.97 4.74 16.476 0.006 AB
SDSS_i 1216.35 10.84 16.187 0.010 AB
PanSTARRS_i 1149.87 2.39 16.248 0.002 AB
SDSS_z 1565.65 29.31 15.913 0.020 AB
DES_z 1544.72 9.87 15.928 0.007 AB
2MASS_H 3029.22 239.66 13.829 0.086 Vega
WISE_W1 1335.91 25.68 13.387 0.021 Vega
WISE_W2 909.79 31.43 13.164 0.038 Vega
WISE_W3 3553.48 119.46 9.849 0.036 Vega
WISE_W4 3822.28 796.25 8.324 0.226 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})\, 7.951 8.174 8.373
{\rm log}_{10}({\rm SFR}) -2.045 -1.500 -0.774
{\rm log}_{10}({\rm sSFR}) -10.274 -9.733 -8.792
{\rm stellar\ age} 0.958 5.070 6.821

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.610 -1.034 -0.379
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.518 -0.791 0.019

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.639 1.055 1.690
\delta -0.155 0.123 0.289
\tau_1/\tau_2 0.672 1.048 1.428
Q_{PAH} 1.099 2.858 5.210
U_{min} 2.862 7.887 15.231
{\rm log}_{10}(\gamma_e)\, -2.765 -1.731 -0.770

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.190 0.007 0.324
{\rm log}_{10}(\tau_{AGN})\, 1.164 1.510 1.898

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.275 -1.678 -1.112
0.03-0.10 Gyr -2.172 -1.511 -0.723
0.10-0.33 Gyr -2.134 -1.485 -0.863
0.33-1.07 Gyr -2.589 -1.585 -1.155
1.07-3.50 Gyr -3.311 -1.753 -1.438
3.50-11.43 Gyr -4.040 -1.894 -1.534
11.43-12.70 Gyr -3.891 -1.942 -1.372

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.674 10.731 10.811
{\rm log}_{10}({\rm SFR}) 0.392 0.618 0.905
{\rm log}_{10}({\rm sSFR}) -10.336 -10.118 -9.824
{\rm stellar\ age} 7.555 9.038 11.588

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.556 -0.234 -0.044
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.065 0.269 0.416

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.170 0.278 0.470
\delta -0.214 0.077 0.272
\tau_1/\tau_2 0.693 1.125 1.540
Q_{PAH} 1.112 2.514 4.530
U_{min} 2.424 7.546 14.736
{\rm log}_{10}(\gamma_e)\, -2.596 -1.663 -0.747

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.181 -1.887 -1.365
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.589 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.255 0.237 0.460
0.03-0.10 Gyr 0.415 0.718 1.050
0.10-0.33 Gyr -0.792 0.072 0.440
0.33-1.07 Gyr -2.091 -0.414 0.028
1.07-3.50 Gyr -1.705 -0.288 0.258
3.50-11.43 Gyr -0.212 0.793 0.955
11.43-12.70 Gyr 0.746 1.442 1.913