2025ikg

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Information

Transient

Name: SN2025ikg
Right ascension: 15h13m01.52s
Declination: 34d39m56.76s
Discovery Date: April 25, 2025, 9:24 a.m.
Classification: SN Ia
Redshift: 0.071770
MW E(B-V): 0.017

Host

Name: 2025ikg
Right ascension: 15h13m01.52s
Declination: 34d39m58.87s
Redshift: 0.071727
Photometric Redshift: 0.094
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 0.69
Transient MWEBV processed 0.07
Host match processed 2.57
Host information processed 0.1
Host MWEBV processed 0.06
Global aperture construction processed 0.71
Global aperture photometry processed 6.5
Validate global photometry processed 17.73
Global host SED inference processed 399.84
Local aperture photometry processed 6.35
Validate local photometry processed 0.03
Local host SED inference processed 466.22
 

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) = 15h13m01.52s, 34d39m56.76s
semi major axis, semi minor axis (arcsec) = 1.46, 1.46
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 22.21 1.35 20.534 0.066 AB
DES_g 23.39 0.34 20.478 0.016 AB
PanSTARRS_g 19.89 0.37 20.653 0.020 AB
SDSS_r 41.29 1.81 19.860 0.048 AB
PanSTARRS_r 36.47 0.49 19.995 0.015 AB
SDSS_i 61.42 2.3 19.429 0.041 AB
PanSTARRS_i 51.49 0.39 19.621 0.008 AB
PanSTARRS_z 60.58 0.84 19.444 0.015 AB
SDSS_z 84.32 4.83 19.085 0.062 AB
DES_z 79.53 1.65 19.149 0.022 AB
PanSTARRS_y 74.91 2.19 19.214 0.032 AB

Aperture details

RA, DEC (J2000) = 15h13m01.51s, 34d39m59.13s
semi major axis, semi minor axis (arcsec) = 13.52, 3.88
angle (degrees, anti-clockwise from east) = -134.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.55 3.39 20.993 0.253 AB
GALEX_NUV 28.84 2.25 20.250 0.085 AB
SDSS_u 59.06 6.05 19.472 0.111 AB
SDSS_g 219.26 4.86 18.048 0.024 AB
DES_g 239.54 1.1 17.952 0.005 AB
PanSTARRS_g 248.0 1.78 17.914 0.008 AB
SDSS_r 419.64 6.38 17.343 0.017 AB
PanSTARRS_r 406.75 2.36 17.377 0.006 AB
SDSS_i 587.26 8.28 16.978 0.015 AB
PanSTARRS_i 579.5 1.86 16.992 0.003 AB
PanSTARRS_z 676.06 4.07 16.825 0.007 AB
SDSS_z 900.23 22.31 16.514 0.027 AB
PanSTARRS_y 859.47 10.65 16.564 0.013 AB
2MASS_J 1307.58 168.15 15.214 0.140 Vega
2MASS_H 1320.72 261.49 14.730 0.215 Vega
2MASS_K 987.83 296.0 14.575 0.325 Vega
WISE_W1 802.54 16.95 13.940 0.023 Vega
WISE_W2 534.04 20.7 13.742 0.042 Vega
WISE_W3 1695.8 72.01 10.653 0.046 Vega
WISE_W4 1514.95 332.33 9.329 0.238 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})\, 8.738 9.094 9.236
{\rm log}_{10}({\rm SFR}) -1.733 -0.882 0.203
{\rm log}_{10}({\rm sSFR}) -10.877 -10.005 -8.571
{\rm stellar\ age} 0.357 4.751 6.968

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.052 -0.242 0.071
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.526 -0.625 0.187

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.483 1.037 1.587
\delta -0.385 -0.072 0.204
\tau_1/\tau_2 0.678 1.062 1.463
Q_{PAH} 1.059 2.817 5.240
U_{min} 2.937 8.609 16.080
{\rm log}_{10}(\gamma_e)\, -3.171 -2.003 -0.789

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.509 -1.215 -0.303
{\rm log}_{10}(\tau_{AGN})\, 1.018 1.489 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.678 -1.392 -0.801
0.03-0.10 Gyr -1.839 -0.832 0.355
0.10-0.33 Gyr -1.660 -0.666 0.128
0.33-1.07 Gyr -2.542 -0.787 -0.231
1.07-3.52 Gyr -4.002 -0.866 -0.507
3.52-11.53 Gyr -4.734 -1.092 -0.677
11.53-12.81 Gyr -4.876 -1.197 -0.468

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.230 10.275 10.317
{\rm log}_{10}({\rm SFR}) -0.156 0.034 0.235
{\rm log}_{10}({\rm sSFR}) -10.438 -10.229 -10.018
{\rm stellar\ age} 6.348 7.038 7.913

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.232 -0.023 0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.593 -0.019 0.310

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.343 0.459 0.635
\delta -0.005 0.177 0.305
\tau_1/\tau_2 0.829 1.127 1.444
Q_{PAH} 1.157 2.569 4.308
U_{min} 2.548 7.082 13.642
{\rm log}_{10}(\gamma_e)\, -2.916 -1.880 -1.328

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.093 -2.935 -1.932
{\rm log}_{10}(\tau_{AGN})\, 0.967 1.382 1.850

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.194 -0.034 0.096
0.03-0.10 Gyr -0.210 0.062 0.322
0.10-0.33 Gyr -0.109 0.140 0.357
0.33-1.07 Gyr -0.085 0.113 0.292
1.07-3.52 Gyr 0.044 0.251 0.432
3.52-11.53 Gyr 0.278 0.411 0.494
11.53-12.81 Gyr 0.049 0.466 0.858