2025klw

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Information

Transient

Name: SN2025klw
Right ascension: 13h28m39.31s
Declination: -16d41m35.18s
Discovery Date: May 8, 2025, 4:32 a.m.
Classification: SN Ia
Redshift: 0.076000
MW E(B-V): 0.073

Host

Name: 2025klw
Right ascension: 13h28m39.33s
Declination: -16d41m34.40s
Redshift: 0.076189
Photometric Redshift: 0.068

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	0.52
Transient MWEBV	processed	0.05
Host match	processed	2.16
Host information	processed	0.1
Host MWEBV	processed	0.11
Global aperture construction	processed	0.69
Global aperture photometry	processed	4.35
Validate global photometry	processed	12.12
Global host SED inference	processed	543.32
Local aperture photometry	processed	4.54
Validate local photometry	processed	0.02
Local host SED inference	processed	561.84

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) = 13h28m39.31s, -16d41m35.18s
semi major axis, semi minor axis (arcsec) = 1.39, 1.39
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	183.85	0.47	18.239	0.003	AB
PanSTARRS_r	347.34	0.7	17.548	0.002	AB
PanSTARRS_i	525.84	0.69	17.098	0.001	AB
PanSTARRS_z	611.83	0.94	16.933	0.002	AB
PanSTARRS_y	658.61	1.94	16.853	0.003	AB

Aperture details

RA, DEC (J2000) = 13h28m39.32s, -16d41m34.29s
semi major axis, semi minor axis (arcsec) = 5.15, 4.07
angle (degrees, anti-clockwise from east) = -138.52

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	-0.44	2.01			AB
GALEX_NUV	4.08	1.83	22.375	0.488	AB
PanSTARRS_g	427.46	1.3	17.323	0.003	AB
PanSTARRS_r	826.65	1.96	16.607	0.003	AB
PanSTARRS_i	1162.26	1.86	16.237	0.002	AB
PanSTARRS_z	1409.56	2.65	16.027	0.002	AB
PanSTARRS_y	1575.69	6.11	15.906	0.004	AB
2MASS_J	2132.13	139.81	14.683	0.071	Vega
2MASS_H	2757.14	173.11	13.931	0.068	Vega
2MASS_K	2377.27	247.23	13.622	0.113	Vega
WISE_W1	944.67	16.04	13.763	0.018	Vega
WISE_W2	741.06	20.36	13.386	0.030	Vega
WISE_W3	788.52	55.21	11.484	0.076	Vega
WISE_W4	1870.08	418.92	9.100	0.243	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})\,	10.104	10.264	10.406
{\rm log}_{10}({\rm SFR})	-1.620	-0.509	0.142
{\rm log}_{10}({\rm sSFR})	-11.964	-10.766	-10.027
{\rm stellar\ age}	5.634	7.764	11.668

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.821	-1.533	-1.115
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.732	-0.863	0.141

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.291	0.530	0.836
\delta	-0.843	-0.599	-0.243
\tau_1/\tau_2	0.555	0.947	1.354
Q_{PAH}	0.525	2.716	5.227
U_{min}	2.869	8.556	16.304
{\rm log}_{10}(\gamma_e)\,	-3.399	-2.200	-0.692

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.847	-1.942	-0.858
{\rm log}_{10}(\tau_{AGN})\,	0.955	1.393	1.879

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.625	-0.630	-0.128
0.03-0.10 Gyr	-2.823	-0.607	0.233
0.10-0.33 Gyr	-3.039	-0.684	0.230
0.33-1.07 Gyr	-3.355	-0.781	0.256
1.07-3.51 Gyr	-2.998	-0.492	0.373
3.51-11.48 Gyr	-1.196	0.255	0.530
11.48-12.75 Gyr	-0.385	0.619	1.508

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.571	10.635	10.754
{\rm log}_{10}({\rm SFR})	-3.188	-0.965	-0.004
{\rm log}_{10}({\rm sSFR})	-13.443	-11.583	-10.593
{\rm stellar\ age}	7.392	8.614	11.967

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.085	-0.831	-0.652
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.611	-0.740	0.149

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.053	0.153	0.299
\delta	-0.770	-0.386	0.065
\tau_1/\tau_2	0.504	0.960	1.420
Q_{PAH}	0.310	1.069	2.755
U_{min}	2.849	8.741	16.322
{\rm log}_{10}(\gamma_e)\,	-3.393	-2.727	-1.708

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.671	-1.430	-1.234
{\rm log}_{10}(\tau_{AGN})\,	1.047	1.292	1.529

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.643	-1.672	-0.603
0.03-0.10 Gyr	-4.060	-0.982	0.123
0.10-0.33 Gyr	-4.629	-1.234	0.047
0.33-1.07 Gyr	-4.713	-1.518	-0.181
1.07-3.51 Gyr	-3.279	-0.799	0.398
3.51-11.48 Gyr	-0.831	0.714	0.915
11.48-12.75 Gyr	0.032	1.230	1.891