2026fcu results

2026fcu results

Information

Transient

Name:	`AT2026fcu`
Right ascension:	`8h09m13.44s`
Declination:	`-3d29m46.54s`
Discovery Date:	`March 8, 2026, 4:05 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.034`

Host

Name:	`1070494`
Right ascension:	`8h09m13.73s`
Declination:	`-3d29m46.79s`
Redshift:	`0.083524`
Photometric Redshift:	`None`

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	SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_r DES_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	5.21
Transient MWEBV	processed	0.1
Host match	processed	4.6
Host information	processed	0.13
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	3.93
Validate global photometry	processed	12.16
Global host SED inference	processed	457.49
Local aperture photometry	processed	3.78
Validate local photometry	processed	0.02
Local host SED inference	processed	502.15

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	8h09m13.44s, -3d29m46.54s
semi major axis, semi minor axis (arcsec):	1.28, 1.28
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_r	36.67	0.4	19.989	0.012	AB
PanSTARRS_i	51.16	0.48	19.628	0.010	AB
PanSTARRS_z	60.96	0.95	19.437	0.017	AB
PanSTARRS_y	76.69	2.2	19.188	0.031	AB

Aperture details

RA, DEC (J2000):	8h09m13.74s, -3d29m46.24s
semi major axis, semi minor axis (arcsec):	10.77, 5.91
angle (degrees, anti-clockwise from east):	-64.99

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	690.39	2.12	16.802	0.003	AB
PanSTARRS_r	1364.08	2.51	16.063	0.002	AB
PanSTARRS_i	2072.19	2.98	15.609	0.002	AB
PanSTARRS_z	2513.31	5.93	15.399	0.003	AB
PanSTARRS_y	3136.06	13.72	15.159	0.005	AB
2MASS_J	4368.44	207.69	13.904	0.052	Vega
2MASS_H	4871.0	334.87	13.313	0.075	Vega
2MASS_K	5692.36	413.79	12.674	0.079	Vega
WISE_W3	6829.5	140.5	9.140	0.022	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.126	9.299	9.411
{\rm log}_{10}({\rm SFR})	-1.713	-1.000	-0.292
{\rm log}_{10}({\rm sSFR})	-11.014	-10.313	-9.575
{\rm stellar\ age}	3.506	6.463	8.015

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.180	-0.472	-0.046
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.336	-0.617	0.155

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.254	0.715	1.226
\delta	-0.533	-0.105	0.191
\tau_1/\tau_2	0.651	1.026	1.394
Q_{PAH}	0.705	2.322	4.983
U_{min}	3.165	8.437	15.601
{\rm log}_{10}(\gamma_e)\,	-2.726	-1.549	-0.497

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.864	-0.701	-0.079
{\rm log}_{10}(\tau_{AGN})\,	1.069	1.471	1.976

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.070	-1.224	-0.689
0.03-0.10 Gyr	-1.932	-0.978	-0.189
0.10-0.33 Gyr	-1.723	-0.842	-0.187
0.33-1.07 Gyr	-1.719	-0.767	-0.300
1.07-3.49 Gyr	-1.792	-0.708	-0.423
3.49-11.39 Gyr	-1.540	-0.653	-0.427
11.39-12.66 Gyr	-1.632	-0.645	-0.033

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.910	11.008	11.109
{\rm log}_{10}({\rm SFR})	-0.102	0.463	0.904
{\rm log}_{10}({\rm sSFR})	-11.151	-10.552	-10.047
{\rm stellar\ age}	5.375	7.097	8.558

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.591	-0.220	0.020
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.670	-0.155	0.261

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.371	0.624	0.965
\delta	-0.607	-0.111	0.275
\tau_1/\tau_2	0.598	0.974	1.356
Q_{PAH}	1.041	2.171	3.582
U_{min}	2.592	7.270	14.020
{\rm log}_{10}(\gamma_e)\,	-3.358	-2.331	-1.520

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.766	-1.932	-1.289
{\rm log}_{10}(\tau_{AGN})\,	0.909	1.287	1.758

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.029	0.603	0.898
0.03-0.10 Gyr	-0.588	0.362	0.937
0.10-0.33 Gyr	-0.594	0.399	0.842
0.33-1.07 Gyr	-0.519	0.478	0.937
1.07-3.49 Gyr	0.302	0.994	1.381
3.49-11.39 Gyr	0.726	1.118	1.295
11.39-12.66 Gyr	0.375	1.169	1.752