2026vhw results

2026vhw results

Information

Transient

Name:	`SN2026vhw`
Right ascension:	`20h51m49.47s`
Declination:	`6d25m06.77s`
Discovery Date:	`July 15, 2026, 12:31 a.m.`
Classification:	`SN IIn`
Redshift:	`0.050000`
MW E(B-V):	`0.081`

Host

Name:	`J205149.69+062510.04`
Object ID:	`9906623949053594`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`20h51m49.69s`
Declination:	`6d25m10.04s`
Redshift:	`None`
Photometric Redshift:	`0.037`

Dataset

Version: 0

Cutout Download Report

Downloadable	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_r DES_i DES_z	SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	10.38
Transient MWEBV	processed	0.07
Host match	processed	6.51
Host information	processed	0.09
Host MWEBV	processed	0.15
Host spectrum download	processed	0.13
Global aperture construction	processed	0.71
Global aperture photometry	processed	6.46
Validate global photometry	processed	17.38
Global host SED inference	processed	317.24
Local aperture photometry	processed	6.14
Validate local photometry	processed	0.03
Local host SED inference	processed	370.61

Imaging data

Spectral Energy Distribution

Host Galaxy Spectrum

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.568	9.726	9.855
{\rm log}_{10}({\rm SFR})	-0.814	-0.252	0.234
{\rm log}_{10}({\rm sSFR})	-10.562	-9.963	-9.410
{\rm stellar\ age}	4.330	6.750	7.979

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.347	-0.793	-0.397
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.323	-0.227	0.285

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.279	0.652	1.070
\delta	-0.654	-0.313	0.112
\tau_1/\tau_2	0.670	0.994	1.296
Q_{PAH}	0.579	2.025	4.259
U_{min}	2.809	7.669	14.713
{\rm log}_{10}(\gamma_e)\,	-3.053	-1.819	-0.744

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.380	-2.751	-0.574
{\rm log}_{10}(\tau_{AGN})\,	1.084	1.538	1.945

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.812	-0.196	0.232
0.03-0.10 Gyr	-1.040	-0.340	0.208
0.10-0.33 Gyr	-1.100	-0.424	0.150
0.33-1.09 Gyr	-1.391	-0.492	-0.002
1.09-3.61 Gyr	-1.061	-0.319	-0.039
3.61-11.93 Gyr	-0.679	-0.216	-0.010
11.93-13.26 Gyr	-0.790	-0.148	0.488
0.33-1.09 Gyr	-1.122	-0.453	0.020
1.09-3.58 Gyr	-0.824	-0.283	0.001
3.58-11.78 Gyr	-0.761	-0.191	0.026
11.78-13.09 Gyr	-1.027	-0.264	0.240

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.819	10.895	10.969
{\rm log}_{10}({\rm SFR})	-0.021	0.417	0.771
{\rm log}_{10}({\rm sSFR})	-10.948	-10.471	-10.051
{\rm stellar\ age}	5.729	6.865	7.832

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.766	-0.492	-0.262
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.474	-0.598	0.166

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.344	0.528	0.718
\delta	-0.546	-0.330	-0.105
\tau_1/\tau_2	0.678	0.962	1.248
Q_{PAH}	0.769	1.488	2.727
U_{min}	2.727	7.525	14.459
{\rm log}_{10}(\gamma_e)\,	-1.777	-1.223	-0.585

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.623	-1.322	-0.967
{\rm log}_{10}(\tau_{AGN})\,	1.020	1.381	1.699

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.168	0.401	0.763
0.03-0.10 Gyr	-0.092	0.393	0.808
0.10-0.33 Gyr	0.068	0.508	0.852
0.33-1.09 Gyr	-0.182	0.431	0.719
1.09-3.61 Gyr	0.484	0.781	1.024
3.61-11.93 Gyr	0.498	0.755	0.911
11.93-13.26 Gyr	0.053	0.732	1.187
0.33-1.09 Gyr	0.335	0.695	0.954
1.09-3.58 Gyr	0.678	0.977	1.209
3.58-11.78 Gyr	0.783	1.021	1.154
11.78-13.09 Gyr	0.367	0.927	1.369

Aperture Photometry

Aperture details

RA, DEC (J2000):	20h51m49.47s, 6d25m06.77s
semi major axis, semi minor axis (arcsec):	2.05, 2.05
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	172.11	0.61	18.310	0.004	AB
PanSTARRS_g	163.58	0.51	18.366	0.003	AB
PanSTARRS_r	307.45	0.67	17.681	0.002	AB
DES_r	349.49	0.76	17.541	0.002	AB
PanSTARRS_i	421.56	0.61	17.338	0.002	AB
DES_i	474.32	4.9	17.210	0.011	AB
PanSTARRS_z	516.89	1.84	17.117	0.004	AB
DES_z	594.04	3.68	16.965	0.007	AB
PanSTARRS_y	617.3	4.1	16.924	0.007	AB

Aperture details

RA, DEC (J2000):	20h51m49.65s, 6d25m09.87s
semi major axis, semi minor axis (arcsec):	15.49, 10.52
angle (degrees, anti-clockwise from east):	195.53

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	34.6	4.64	20.052	0.146	AB
GALEX_NUV	70.02	4.47	19.287	0.069	AB
DES_g	1888.88	2.17	15.709	0.001	AB
PanSTARRS_g	1994.67	2.82	15.650	0.002	AB
PanSTARRS_r	3821.42	3.67	14.944	0.001	AB
DES_r	4103.1	2.68	14.867	0.001	AB
PanSTARRS_i	5472.9	3.48	14.554	0.001	AB
DES_i	5778.14	17.51	14.496	0.003	AB
PanSTARRS_z	6951.52	10.98	14.295	0.002	AB
DES_z	7501.78	13.35	14.212	0.002	AB
PanSTARRS_y	8593.41	25.31	14.065	0.003	AB
2MASS_J	11204.22	298.61	12.882	0.029	Vega
2MASS_H	13449.75	458.57	12.211	0.037	Vega
2MASS_K	13105.83	507.1	11.769	0.042	Vega
WISE_W1	6755.4	58.36	11.627	0.009	Vega
WISE_W2	5281.67	63.76	11.254	0.013	Vega
WISE_W3	22135.9	207.38	7.863	0.010	Vega
WISE_W4	52331.89	2049.16	5.483	0.043	Vega