2026vgb results

2026vgb results

Information

Transient

Name:	`AT2026vgb`
Right ascension:	`3h20m48.32s`
Declination:	`-50d55m58.72s`
Discovery Date:	`July 20, 2026, 7:17 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.012`

Host

Name:	`J032048.08-505558.63`
Object ID:	`9906604603876190`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`3h20m48.08s`
Declination:	`-50d55m58.63s`
Redshift:	`None`
Photometric Redshift:	`0.113`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV GALEX_FUV DES_g DES_r DES_i DES_z	PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	6.77
Transient MWEBV	processed	0.05
Host match	processed	6.68
Host information	processed	0.13
Host MWEBV	processed	0.08
Global aperture construction	processed	0.42
Global aperture photometry	processed	2.4
Validate global photometry	processed	6.72
Global host SED inference	processed	522.4
Local aperture photometry	processed	2.29
Validate local photometry	processed	0.02
Local host SED inference	not enough filters	18.08

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	3h20m48.32s, -50d55m58.72s
semi major axis, semi minor axis (arcsec):	0.97, 0.97
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_i	27.2	0.41	20.314	0.016	AB
DES_z	34.01	0.61	20.071	0.019	AB

Aperture details

RA, DEC (J2000):	3h20m48.09s, -50d55m58.63s
semi major axis, semi minor axis (arcsec):	15.69, 6.17
angle (degrees, anti-clockwise from east):	110.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	7.21	1.54	21.756	0.233	AB
GALEX_NUV	2.52	1.41	22.896	0.609	AB
DES_g	160.24	0.5	18.388	0.003	AB
DES_r	343.32	0.81	17.561	0.003	AB
DES_i	522.56	2.13	17.105	0.004	AB
DES_z	734.97	3.22	16.734	0.005	AB
2MASS_J	1819.63	229.81	14.855	0.137	Vega
2MASS_H	2193.73	318.88	14.179	0.158	Vega
2MASS_K	1723.21	393.35	13.971	0.248	Vega
WISE_W1	1664.63	19.09	13.148	0.012	Vega
WISE_W2	1113.8	23.89	12.944	0.023	Vega
WISE_W3	744.04	67.4	11.547	0.098	Vega
WISE_W4	1060.32	414.36	9.716	0.424	Vega

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.754	10.874	10.970
{\rm log}_{10}({\rm SFR})	0.467	0.789	1.078
{\rm log}_{10}({\rm sSFR})	-10.434	-10.078	-9.756
{\rm stellar\ age}	3.338	5.283	6.524

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.164	0.056	0.146
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.509	-0.774	-0.095

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.304	1.481	1.680
\delta	0.142	0.261	0.356
\tau_1/\tau_2	0.244	0.510	0.871
Q_{PAH}	0.210	0.551	1.018
U_{min}	2.762	6.734	13.318
{\rm log}_{10}(\gamma_e)\,	-3.533	-2.982	-2.276

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.058	-3.072	-2.112
{\rm log}_{10}(\tau_{AGN})\,	0.963	1.303	1.777

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.509	0.890	1.177
0.03-0.10 Gyr	0.187	0.681	1.092
0.10-0.32 Gyr	0.291	0.893	1.242
0.32-1.05 Gyr	0.799	1.108	1.345
1.05-3.41 Gyr	0.919	1.172	1.381
3.41-11.07 Gyr	0.327	0.866	1.091
11.07-12.29 Gyr	-0.089	0.732	1.250