2026kjv results

2026kjv results

Information

Transient

Name:	`SN2026kjv`
Right ascension:	`15h19m03.10s`
Declination:	`4d20m12.06s`
Discovery Date:	`April 20, 2026, 9:45 a.m.`
Classification:	`SN Ia-91bg-like`
Redshift:	`0.046798`
MW E(B-V):	`0.041`

Host

Name:	`54671`
Right ascension:	`15h19m03.50s`
Declination:	`4d20m01.45s`
Redshift:	`0.047094`
Photometric Redshift:	`None`

Cutout Download Report

Downloaded	Unavailable
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_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	19.52
Transient MWEBV	processed	0.06
Host match	processed	4.74
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.77
Global aperture photometry	processed	6.75
Validate global photometry	processed	19.69
Global host SED inference	processed	517.58
Local aperture photometry	processed	6.45
Validate local photometry	processed	0.03
Local host SED inference	processed	487.51

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	15h19m03.10s, 4d20m12.06s
semi major axis, semi minor axis (arcsec):	2.17, 2.17
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	10.33	1.62	21.365	0.170	AB
SDSS_g	47.85	1.97	19.700	0.045	AB
DES_g	51.38	0.34	19.623	0.007	AB
PanSTARRS_g	50.28	0.59	19.647	0.013	AB
SDSS_r	103.16	2.85	18.866	0.030	AB
PanSTARRS_r	107.47	0.75	18.822	0.008	AB
DES_r	116.26	0.82	18.736	0.008	AB
SDSS_i	156.7	3.67	18.412	0.025	AB
PanSTARRS_i	156.94	0.72	18.411	0.005	AB
PanSTARRS_z	200.79	1.46	18.143	0.008	AB
SDSS_z	196.77	7.38	18.165	0.041	AB
DES_z	214.77	2.41	18.070	0.012	AB
PanSTARRS_y	229.77	2.83	17.997	0.013	AB

Aperture details

RA, DEC (J2000):	15h19m03.49s, 4d20m01.17s
semi major axis, semi minor axis (arcsec):	24.55, 17.62
angle (degrees, anti-clockwise from east):	-22.54

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	15.29	1.52	20.939	0.108	AB
GALEX_NUV	36.18	1.45	20.004	0.044	AB
SDSS_g	4910.85	19.81	14.672	0.004	AB
DES_g	5362.53	3.45	14.577	0.001	AB
PanSTARRS_g	5279.66	5.58	14.593	0.001	AB
SDSS_r	11219.8	29.32	13.775	0.003	AB
DES_r	12284.62	8.33	13.677	0.001	AB
SDSS_i	16846.67	37.33	13.334	0.002	AB
PanSTARRS_i	16801.17	6.97	13.337	0.000	AB
PanSTARRS_z	21022.51	14.0	13.093	0.001	AB
SDSS_z	21833.53	72.53	13.052	0.004	AB
PanSTARRS_y	24618.58	27.12	12.922	0.001	AB
2MASS_J	33079.04	492.69	11.706	0.016	Vega
2MASS_K	35078.31	887.44	10.700	0.027	Vega
WISE_W1	16468.92	99.0	10.659	0.007	Vega
WISE_W2	9222.78	94.98	10.649	0.011	Vega
WISE_W3	2767.61	161.56	10.121	0.063	Vega
WISE_W4	800.48	700.85	10.022	0.951	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.383	9.510	9.644
{\rm log}_{10}({\rm SFR})	-2.344	-1.344	-0.880
{\rm log}_{10}({\rm sSFR})	-11.905	-10.872	-10.340
{\rm stellar\ age}	7.469	8.879	12.333

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.522	-1.035	-0.644
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.836	-1.111	0.253

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.497	0.859	1.110
\delta	-0.441	-0.142	0.174
\tau_1/\tau_2	0.652	1.026	1.397
Q_{PAH}	0.743	2.718	5.356
U_{min}	2.802	7.890	15.577
{\rm log}_{10}(\gamma_e)\,	-3.283	-2.335	-1.015

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.068	-1.290	-0.552
{\rm log}_{10}(\tau_{AGN})\,	1.035	1.433	1.900

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.434	-1.249	-0.808
0.03-0.10 Gyr	-3.353	-1.571	-0.902
0.10-0.33 Gyr	-4.141	-1.819	-1.047
0.33-1.09 Gyr	-4.640	-1.896	-0.993
1.09-3.58 Gyr	-4.169	-1.663	-0.677
3.58-11.81 Gyr	-1.877	-0.506	-0.276
11.81-13.13 Gyr	-0.678	0.095	0.733

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.512	11.549	11.576
{\rm log}_{10}({\rm SFR})	-2.067	-1.342	-0.853
{\rm log}_{10}({\rm sSFR})	-13.603	-12.895	-12.404
{\rm stellar\ age}	11.390	12.431	12.467

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.652	-0.511	-0.383
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.578	-0.701	0.119

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.127	0.207	0.314
\delta	-0.414	-0.125	0.096
\tau_1/\tau_2	0.447	0.871	1.301
Q_{PAH}	0.227	0.668	1.411
U_{min}	2.786	8.207	15.759
{\rm log}_{10}(\gamma_e)\,	-3.432	-2.736	-2.031

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.555	-3.850	-3.032
{\rm log}_{10}(\tau_{AGN})\,	1.036	1.548	1.924

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.503	-1.389	-0.854
0.03-0.10 Gyr	-3.193	-1.499	-0.825
0.10-0.33 Gyr	-4.204	-1.980	-1.010
0.33-1.09 Gyr	-5.013	-2.175	-0.915
1.09-3.58 Gyr	-3.730	-1.769	-0.457
3.58-11.81 Gyr	-1.629	-0.383	1.192
11.81-13.13 Gyr	2.534	2.680	2.712