2026vgn results

2026vgn results

Information

Transient

Name:	`AT2026vgn`
Right ascension:	`3h57m09.91s`
Declination:	`-18d46m34.44s`
Discovery Date:	`July 4, 2026, 7:46 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.032`

Host

Name:	`ESO549-040`
Object ID:	`1152956.0`
Catalog Name:	`glade`
Catalog Release:	`latest`
Right ascension:	`3h57m10.29s`
Declination:	`-18d46m39.42s`
Redshift:	`0.024779`
Photometric Redshift:	`None`

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	10.13
Transient MWEBV	processed	0.04
Host match	processed	3.96
Host information	processed	0.13
Host MWEBV	processed	0.04
Host spectrum download	not processed	None
Global aperture construction	processed	0.62
Global aperture photometry	processed	5.63
Validate global photometry	processed	15.65
Global host SED inference	processed	378.17
Local aperture photometry	processed	5.14
Validate local photometry	processed	0.02
Local host SED inference	processed	516.16

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})\,	9.696	9.953	10.099
{\rm log}_{10}({\rm SFR})	-1.237	-0.407	0.554
{\rm log}_{10}({\rm sSFR})	-11.317	-10.351	-9.207
{\rm stellar\ age}	3.170	6.908	8.810

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.054	-0.510	-0.175
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.644	-0.123	0.284

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.449	0.894	1.451
\delta	-0.554	-0.251	0.175
\tau_1/\tau_2	0.562	0.921	1.310
Q_{PAH}	0.289	1.532	4.396
U_{min}	2.793	8.117	15.262
{\rm log}_{10}(\gamma_e)\,	-3.035	-1.932	-0.938

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.317	-2.727	-0.919
{\rm log}_{10}(\tau_{AGN})\,	0.987	1.328	1.879

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.987	-0.345	0.387
0.03-0.10 Gyr	-1.830	-0.498	0.630
0.10-0.33 Gyr	-1.832	-0.473	0.479
0.33-1.10 Gyr	-1.272	-0.289	0.303
1.10-3.64 Gyr	-0.958	-0.113	0.240
3.64-12.08 Gyr	-1.000	-0.056	0.217
12.08-13.43 Gyr	-1.032	0.002	0.670

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.020	11.071	11.130
{\rm log}_{10}({\rm SFR})	0.323	0.593	0.866
{\rm log}_{10}({\rm sSFR})	-10.752	-10.477	-10.207
{\rm stellar\ age}	7.500	8.177	10.156

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.597	-0.354	-0.187
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.121	0.167	0.343

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.438	0.566	0.732
\delta	-0.080	0.057	0.210
\tau_1/\tau_2	0.495	0.848	1.183
Q_{PAH}	1.479	2.543	4.010
U_{min}	2.515	7.276	13.911
{\rm log}_{10}(\gamma_e)\,	-3.046	-2.161	-1.705

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.664	-2.625	-1.884
{\rm log}_{10}(\tau_{AGN})\,	1.232	1.690	1.971

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.050	0.376	0.615
0.03-0.10 Gyr	0.306	0.647	0.975
0.10-0.33 Gyr	0.204	0.569	0.836
0.33-1.10 Gyr	-0.134	0.353	0.632
1.10-3.64 Gyr	0.044	0.650	0.990
3.64-12.08 Gyr	0.975	1.220	1.323
12.08-13.43 Gyr	0.861	1.387	1.976

Aperture Photometry

Aperture details

RA, DEC (J2000):	3h57m09.91s, -18d46m34.44s
semi major axis, semi minor axis (arcsec):	4.01, 4.01
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	886.85	2.18	16.530	0.003	AB
PanSTARRS_g	975.79	1.09	16.427	0.001	AB
PanSTARRS_r	1879.09	1.37	15.715	0.001	AB
DES_r	1882.83	4.08	15.713	0.002	AB
PanSTARRS_i	2579.5	1.41	15.371	0.001	AB
DES_i	2576.01	6.25	15.373	0.003	AB
PanSTARRS_z	3237.22	3.91	15.125	0.001	AB
DES_z	3384.91	9.88	15.076	0.003	AB
PanSTARRS_y	4231.55	8.76	14.834	0.002	AB
2MASS_J	5389.9	120.06	13.676	0.024	Vega
2MASS_H	7157.05	181.55	12.896	0.028	Vega
2MASS_K	5933.72	211.32	12.629	0.039	Vega

Aperture details

RA, DEC (J2000):	3h57m10.28s, -18d46m38.67s
semi major axis, semi minor axis (arcsec):	37.92, 19.1
angle (degrees, anti-clockwise from east):	329.38

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	386.99	13.23	17.431	0.037	AB
GALEX_NUV	622.37	10.65	16.915	0.019	AB
DES_g	8557.3	12.99	14.069	0.002	AB
PanSTARRS_g	11067.62	6.17	13.790	0.001	AB
PanSTARRS_r	20568.38	7.94	13.117	0.000	AB
DES_r	17747.34	24.44	13.277	0.001	AB
PanSTARRS_i	27922.13	8.6	12.785	0.000	AB
DES_i	24647.64	34.7	12.921	0.002	AB
PanSTARRS_z	34067.14	25.11	12.569	0.001	AB
DES_z	32520.29	47.74	12.620	0.002	AB
PanSTARRS_y	44053.28	57.89	12.290	0.001	AB
2MASS_J	55089.67	794.86	11.152	0.016	Vega
2MASS_H	70195.99	1212.89	10.417	0.019	Vega
2MASS_K	59179.41	1417.92	10.132	0.026	Vega
WISE_W1	31448.95	107.99	9.957	0.004	Vega
WISE_W2	19190.87	115.83	9.853	0.007	Vega
WISE_W3	70795.89	379.53	6.601	0.006	Vega
WISE_W4	89471.67	2997.12	4.901	0.036	Vega