2020vbv results

2020vbv results

Information

Transient

Name:	`2020vbv`
Right ascension:	`22h56m44.20s`
Declination:	`4d29m01.14s`
Discovery Date:	`None`
Classification:	`Ia`
Redshift:	`0.053200`
MW E(B-V):	`0.053`

Host

Right ascension:	`22h56m44.77s`
Declination:	`4d29m14.24s`
Redshift:	`0.051851`
Photometric Redshift:	`0.042`

Cutout Download Report

Downloadable	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV 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	GALEX_FUV DES_i DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	18.92
Transient MWEBV	processed	0.06
Host match	processed	1.75
Host information	processed	0.09
Host MWEBV	processed	0.06
Host spectrum download	processed	0.05
Global aperture construction	processed	0.13
Global aperture photometry	processed	2.21
Validate global photometry	processed	3.87
Global host SED inference	processed	334.17
Local aperture photometry	processed	2.05
Validate local photometry	processed	0.03
Local host SED inference	processed	374.56

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})\,	8.126	8.354	8.516
{\rm log}_{10}({\rm SFR})	-2.077	-1.452	-0.830
{\rm log}_{10}({\rm sSFR})	-10.516	-9.845	-9.137
{\rm stellar\ age}	2.258	6.289	7.757

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.457	-0.839	-0.241
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.491	-0.711	0.066

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.435	0.873	1.414
\delta	-0.353	0.038	0.284
\tau_1/\tau_2	0.682	0.992	1.307
Q_{PAH}	0.932	2.467	4.350
U_{min}	3.049	8.492	16.414
{\rm log}_{10}(\gamma_e)\,	-2.860	-1.792	-0.678

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.143	-2.244	-0.487
{\rm log}_{10}(\tau_{AGN})\,	0.980	1.401	1.876

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.313	-1.531	-0.931
0.03-0.10 Gyr	-2.251	-1.538	-0.851
0.10-0.33 Gyr	-2.360	-1.631	-1.027
0.33-1.09 Gyr	-1.858	-1.317	-0.946
1.09-3.58 Gyr	-1.911	-1.413	-1.147
3.58-11.82 Gyr	-2.254	-1.514	-1.234
11.82-13.13 Gyr	-2.404	-1.568	-1.032
0.33-1.08 Gyr	-2.527	-1.717	-1.227
1.08-3.57 Gyr	-2.813	-1.638	-1.327
3.57-11.76 Gyr	-2.953	-1.616	-1.350
11.76-13.06 Gyr	-3.285	-1.636	-1.094

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.884	10.956	11.015
{\rm log}_{10}({\rm SFR})	-0.325	0.059	0.333
{\rm log}_{10}({\rm sSFR})	-11.266	-10.894	-10.607
{\rm stellar\ age}	7.125	7.853	9.210

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.564	-0.373	-0.216
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.425	-0.602	0.126

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.271	0.419	0.585
\delta	-0.433	-0.107	0.148
\tau_1/\tau_2	0.625	0.928	1.224
Q_{PAH}	1.495	2.491	3.963
U_{min}	2.347	6.482	13.634
{\rm log}_{10}(\gamma_e)\,	-3.521	-2.981	-2.391

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.483	-3.617	-2.471
{\rm log}_{10}(\tau_{AGN})\,	1.056	1.510	1.922

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.550	-0.004	0.318
0.03-0.10 Gyr	-0.419	0.044	0.386
0.10-0.33 Gyr	-0.488	0.028	0.434
0.33-1.09 Gyr	-2.344	-0.206	0.389
1.09-3.58 Gyr	-1.579	0.194	0.792
3.58-11.82 Gyr	0.216	1.069	1.234
11.82-13.13 Gyr	0.793	1.451	2.166
0.33-1.08 Gyr	-0.473	0.105	0.542
1.08-3.57 Gyr	-0.076	0.525	0.895
3.57-11.76 Gyr	0.928	1.144	1.243
11.76-13.06 Gyr	0.667	1.169	1.721

Aperture Photometry

Aperture details

RA, DEC (J2000):	22h56m44.20s, 4d29m01.14s
semi major axis, semi minor axis (arcsec):	1.98, 1.98
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	1.42	1.58	23.520	1.206	AB
SDSS_g	8.58	1.06	21.566	0.134	AB
DES_g	7.23	0.41	21.752	0.062	AB
PanSTARRS_g	7.19	0.57	21.758	0.086	AB
SDSS_r	11.92	1.6	21.210	0.146	AB
PanSTARRS_r	16.01	0.79	20.889	0.054	AB
DES_r	9.84	0.81	21.417	0.090	AB
SDSS_i	18.89	2.4	20.709	0.138	AB
PanSTARRS_i	20.43	0.97	20.624	0.052	AB
PanSTARRS_z	15.91	2.03	20.896	0.138	AB
SDSS_z	20.7	6.59	20.610	0.346	AB
DES_z	24.4	1.4	20.431	0.062	AB
PanSTARRS_y	25.82	5.75	20.370	0.242	AB

Aperture details

RA, DEC (J2000):	22h56m44.74s, 4d29m14.60s
semi major axis, semi minor axis (arcsec):	20.92, 8.96
angle (degrees, anti-clockwise from east):	336.66

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	82.04	6.85	19.115	0.091	AB
PanSTARRS_g	1443.11	4.73	16.002	0.004	AB
SDSS_r	3142.72	18.6	15.157	0.006	AB
PanSTARRS_r	3149.12	7.39	15.155	0.003	AB
DES_r	3203.81	8.06	15.136	0.003	AB
SDSS_i	4589.07	25.29	14.746	0.006	AB
PanSTARRS_i	4445.23	9.82	14.780	0.002	AB
PanSTARRS_z	5663.51	16.54	14.517	0.003	AB
SDSS_z	5704.61	49.77	14.509	0.009	AB
PanSTARRS_y	6819.25	44.45	14.316	0.007	AB
2MASS_J	9763.77	361.82	13.031	0.040	Vega
2MASS_H	12142.08	609.03	12.322	0.054	Vega
2MASS_K	11196.89	622.9	11.939	0.060	Vega
WISE_W1	5188.21	232.9	11.913	0.049	Vega
WISE_W2	3009.87	155.71	11.865	0.056	Vega
WISE_W3	5663.14	301.85	9.343	0.058	Vega
WISE_W4	5064.1	1012.02	8.019	0.217	Vega