2026bjw results

2026bjw results

Information

Transient

Name:	`SN2026bjw`
Right ascension:	`7h18m52.93s`
Declination:	`48d08m38.65s`
Discovery Date:	`Jan. 25, 2026, 6:11 a.m.`
Classification:	`SN II`
Redshift:	`0.030000`
MW E(B-V):	`0.082`

Host

Name:
Right ascension:	`7h18m52.66s`
Declination:	`48d08m36.14s`
Redshift:	`None`
Photometric Redshift:	`0.031`

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 DES_g DES_z	SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_r DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	7.15
Transient MWEBV	processed	0.04
Host match	processed	5.66
Host information	processed	0.15
Host MWEBV	processed	0.11
Global aperture construction	processed	0.64
Global aperture photometry	processed	4.88
Validate global photometry	processed	15.61
Global host SED inference	processed	600.79
Local aperture photometry	processed	4.55
Validate local photometry	processed	0.02
Local host SED inference	processed	485.24

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	7h18m52.93s, 48d08m38.65s
semi major axis, semi minor axis (arcsec):	3.33, 3.33
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	228.38	1.08	18.003	0.005	AB
PanSTARRS_g	249.18	0.83	17.909	0.004	AB
PanSTARRS_r	490.72	1.25	17.173	0.003	AB
PanSTARRS_i	703.46	1.14	16.782	0.002	AB
PanSTARRS_z	870.18	2.99	16.551	0.004	AB
DES_z	945.17	5.32	16.461	0.006	AB
PanSTARRS_y	981.86	6.23	16.420	0.007	AB
2MASS_J	1191.86	81.91	15.315	0.075	Vega
2MASS_H	1453.12	125.26	14.627	0.094	Vega
2MASS_K	1124.29	121.96	14.435	0.118	Vega

Aperture details

RA, DEC (J2000):	7h18m52.67s, 48d08m36.64s
semi major axis, semi minor axis (arcsec):	20.18, 5.96
angle (degrees, anti-clockwise from east):	-139.73

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	33.27	4.19	20.095	0.137	AB
GALEX_NUV	43.99	3.74	19.792	0.092	AB
DES_g	570.48	1.75	17.009	0.003	AB
PanSTARRS_g	843.38	2.64	16.585	0.003	AB
PanSTARRS_r	1614.02	3.94	15.880	0.003	AB
PanSTARRS_i	2271.19	3.6	15.509	0.002	AB
PanSTARRS_z	2799.79	9.67	15.282	0.004	AB
DES_z	2178.9	8.74	15.554	0.004	AB
PanSTARRS_y	3296.03	20.38	15.105	0.007	AB
2MASS_J	4330.68	280.85	13.914	0.070	Vega
2MASS_H	5099.95	429.47	13.263	0.091	Vega
2MASS_K	3517.97	419.7	13.196	0.130	Vega
WISE_W2	1144.24	42.61	12.915	0.040	Vega
WISE_W3	2359.9	146.64	10.294	0.067	Vega
WISE_W4	3151.86	759.91	8.534	0.262	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.573	9.686	9.807
{\rm log}_{10}({\rm SFR})	-3.051	-1.812	-0.903
{\rm log}_{10}({\rm sSFR})	-12.596	-11.456	-10.502
{\rm stellar\ age}	7.154	8.500	12.352

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.603	-1.146	-0.820
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.797	-1.177	-0.051

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.351	0.599	0.895
\delta	-0.733	-0.392	0.114
\tau_1/\tau_2	0.609	0.973	1.379
Q_{PAH}	0.443	2.264	5.009
U_{min}	2.931	8.528	16.291
{\rm log}_{10}(\gamma_e)\,	-3.187	-1.690	-0.567

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.002	-1.640	-0.878
{\rm log}_{10}(\tau_{AGN})\,	0.912	1.323	1.832

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.390	-1.914	-0.983
0.03-0.10 Gyr	-3.882	-1.920	-0.892
0.10-0.33 Gyr	-3.955	-1.849	-0.870
0.33-1.10 Gyr	-3.787	-1.681	-0.769
1.10-3.63 Gyr	-3.081	-1.017	-0.334
3.63-12.00 Gyr	-1.178	-0.277	-0.079
12.00-13.34 Gyr	-0.624	0.069	0.878
0.33-1.10 Gyr	-3.770	-1.679	-0.743
1.10-3.63 Gyr	-3.334	-1.090	-0.324
3.63-12.02 Gyr	-1.452	-0.310	-0.088
12.02-13.35 Gyr	-0.657	0.132	0.887

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.228	10.307	10.387
{\rm log}_{10}({\rm SFR})	-0.732	-0.366	-0.044
{\rm log}_{10}({\rm sSFR})	-11.040	-10.662	-10.363
{\rm stellar\ age}	8.331	11.874	12.629

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.413	-1.076	-0.798
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.686	-0.141	0.328

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.538	0.739	0.924
\delta	0.139	0.264	0.350
\tau_1/\tau_2	0.209	0.565	1.023
Q_{PAH}	0.274	0.702	1.356
U_{min}	3.136	8.056	15.363
{\rm log}_{10}(\gamma_e)\,	-3.651	-3.063	-2.342

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.675	-4.146	-3.318
{\rm log}_{10}(\tau_{AGN})\,	1.066	1.585	1.961

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.226	-0.571	-0.231
0.03-0.10 Gyr	-0.964	-0.333	0.060
0.10-0.33 Gyr	-3.513	-1.254	-0.427
0.33-1.10 Gyr	-5.436	-1.968	-0.845
1.10-3.63 Gyr	-4.221	-1.892	-0.710
3.63-12.00 Gyr	-1.905	-0.204	0.505
12.00-13.34 Gyr	0.547	1.408	1.546
0.33-1.10 Gyr	-5.287	-1.963	-0.841
1.10-3.63 Gyr	-4.403	-1.876	-0.760
3.63-12.02 Gyr	-1.999	-0.228	0.478
12.02-13.35 Gyr	0.464	1.373	1.509