2026acfw results

2026acfw results

Information

Transient

Name:	`AT2026acfw`
Right ascension:	`20h23m48.30s`
Declination:	`-47d30m13.77s`
Discovery Date:	`Sept. 14, 2026, 10:33 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.028`

Host

Name:	`J202348.27-473017.73`
Object ID:	`9906605513184151`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`20h23m48.27s`
Declination:	`-47d30m17.73s`
Redshift:	`None`
Photometric Redshift:	`0.043`

Cutout Download Report

Downloadable	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	7.05
Transient MWEBV	processed	0.18
Host match	processed	6.58
Host information	processed	0.09
Host MWEBV	processed	0.11
Host spectrum download	processed	0.06
Global aperture construction	processed	0.68
Global aperture photometry	processed	3.71
Validate global photometry	processed	11.41
Global host SED inference	processed	344.06
Local aperture photometry	processed	3.53
Validate local photometry	processed	0.02
Local host SED inference	processed	377.67

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})\,	8.643	8.799	8.914
{\rm log}_{10}({\rm SFR})	-1.797	-1.197	-0.648
{\rm log}_{10}({\rm sSFR})	-10.598	-10.023	-9.413
{\rm stellar\ age}	4.102	6.579	7.896

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.676	-1.180	-0.649
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.486	-0.470	0.248

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.223	0.576	0.975
\delta	-0.455	-0.075	0.218
\tau_1/\tau_2	0.706	1.004	1.298
Q_{PAH}	0.743	2.457	4.753
U_{min}	2.949	7.900	14.924
{\rm log}_{10}(\gamma_e)\,	-2.820	-1.672	-0.544

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.328	-2.891	-0.911
{\rm log}_{10}(\tau_{AGN})\,	1.069	1.549	1.959

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.047	-1.245	-0.747
0.03-0.10 Gyr	-1.907	-1.224	-0.620
0.10-0.33 Gyr	-1.908	-1.269	-0.722
0.33-1.09 Gyr	-1.929	-1.327	-0.893
1.09-3.60 Gyr	-1.639	-1.168	-0.910
3.60-11.87 Gyr	-1.739	-1.133	-0.928
11.87-13.19 Gyr	-2.090	-1.199	-0.693

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.757	9.829	9.885
{\rm log}_{10}({\rm SFR})	-0.923	-0.701	-0.474
{\rm log}_{10}({\rm sSFR})	-10.775	-10.520	-10.284
{\rm stellar\ age}	7.103	7.780	8.758

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.038	-0.808	-0.596
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.433	-0.523	0.154

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.080	0.147	0.256
\delta	-0.612	-0.195	0.115
\tau_1/\tau_2	0.627	0.942	1.236
Q_{PAH}	0.449	1.165	2.596
U_{min}	2.469	7.068	14.616
{\rm log}_{10}(\gamma_e)\,	-3.072	-2.114	-1.211

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.524	-3.742	-2.664
{\rm log}_{10}(\tau_{AGN})\,	1.099	1.543	1.941

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.977	-0.733	-0.536
0.03-0.10 Gyr	-1.029	-0.697	-0.405
0.10-0.33 Gyr	-1.185	-0.795	-0.472
0.33-1.09 Gyr	-1.178	-0.822	-0.536
1.09-3.60 Gyr	-0.880	-0.462	-0.199
3.60-11.87 Gyr	-0.143	0.010	0.105
11.87-13.19 Gyr	-0.413	0.016	0.460

Aperture Photometry

Aperture details

RA, DEC (J2000):	20h23m48.30s, -47d30m13.77s
semi major axis, semi minor axis (arcsec):	2.38, 2.38
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	42.39	0.22	19.832	0.006	AB
DES_r	70.92	0.35	19.273	0.005	AB
DES_i	87.74	0.78	19.042	0.010	AB
DES_z	103.95	1.9	18.858	0.020	AB

Aperture details

RA, DEC (J2000):	20h23m48.26s, -47d30m17.80s
semi major axis, semi minor axis (arcsec):	7.72, 7.35
angle (degrees, anti-clockwise from east):	341.74

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	37.96	5.31	19.952	0.152	AB
GALEX_NUV	51.07	3.82	19.630	0.081	AB
DES_g	376.12	0.66	17.462	0.002	AB
DES_r	660.33	1.07	16.851	0.002	AB
DES_i	841.86	2.42	16.587	0.003	AB
DES_z	991.56	5.89	16.409	0.006	AB
2MASS_J	1231.04	170.95	15.279	0.151	Vega
2MASS_H	1438.24	287.32	14.638	0.217	Vega
2MASS_K	1244.09	322.7	14.325	0.282	Vega
WISE_W1	484.12	16.53	14.489	0.037	Vega
WISE_W2	287.58	20.43	14.414	0.077	Vega
WISE_W3	544.24	80.89	11.887	0.161	Vega
WISE_W4	78.14	459.91	12.548	6.390	Vega