2026bwi results

2026bwi results

Information

Transient

Name:	`AT2026bwi`
Right ascension:	`10h57m31.34s`
Declination:	`8d18m05.70s`
Discovery Date:	`Jan. 28, 2026, 10:29 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.026`

Host

Name:	`32939`
Right ascension:	`10h57m31.86s`
Declination:	`8d17m56.18s`
Redshift:	`None`
Photometric Redshift:	`0.035`

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_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	18.66
Transient MWEBV	processed	0.12
Host match	processed	5.87
Host information	processed	0.05
Host MWEBV	processed	0.05
Global aperture construction	processed	0.67
Global aperture photometry	processed	6.49
Validate global photometry	processed	19.36
Global host SED inference	processed	400.27
Local aperture photometry	processed	6.19
Validate local photometry	processed	0.03
Local host SED inference	processed	462.97

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	10h57m31.34s, 8d18m05.70s
semi major axis, semi minor axis (arcsec):	2.88, 2.88
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	41.76	2.7	19.848	0.070	AB
SDSS_g	124.0	3.07	18.666	0.027	AB
DES_g	122.48	0.58	18.680	0.005	AB
PanSTARRS_g	127.72	0.64	18.634	0.005	AB
SDSS_r	171.77	3.65	18.313	0.023	AB
PanSTARRS_r	180.87	0.87	18.257	0.005	AB
DES_r	185.24	1.24	18.231	0.007	AB
SDSS_i	212.9	4.44	18.080	0.023	AB
PanSTARRS_i	215.33	0.9	18.067	0.005	AB
PanSTARRS_z	243.87	1.58	17.932	0.007	AB
SDSS_z	217.67	7.56	18.056	0.038	AB
DES_z	241.42	3.25	17.943	0.015	AB
PanSTARRS_y	282.59	4.87	17.772	0.019	AB
2MASS_H	320.74	119.31	16.267	0.404	Vega

Aperture details

RA, DEC (J2000):	10h57m31.88s, 8d17m56.22s
semi major axis, semi minor axis (arcsec):	27.79, 22.56
angle (degrees, anti-clockwise from east):	-66.42

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	448.96	6.17	17.269	0.015	AB
GALEX_NUV	745.2	4.29	16.719	0.006	AB
SDSS_u	1453.19	21.56	15.994	0.016	AB
SDSS_g	4605.15	19.98	14.742	0.005	AB
DES_g	4714.76	3.88	14.716	0.001	AB
PanSTARRS_g	4622.81	5.29	14.738	0.001	AB
SDSS_r	6929.33	24.6	14.298	0.004	AB
PanSTARRS_r	7071.47	7.25	14.276	0.001	AB
SDSS_i	9021.73	31.99	14.012	0.004	AB
PanSTARRS_z	9951.42	13.65	13.905	0.001	AB
SDSS_z	9411.23	62.69	13.966	0.007	AB
DES_z	10729.38	22.54	13.824	0.002	AB
2MASS_J	14899.38	757.04	12.572	0.055	Vega
WISE_W1	7597.87	67.98	11.499	0.010	Vega
WISE_W2	4863.04	77.96	11.344	0.017	Vega
WISE_W3	26030.5	412.55	7.687	0.017	Vega
WISE_W4	29817.39	2447.03	6.094	0.089	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.774	8.934	9.078
{\rm log}_{10}({\rm SFR})	-1.474	-0.942	-0.516
{\rm log}_{10}({\rm sSFR})	-10.450	-9.880	-9.391
{\rm stellar\ age}	3.474	5.951	7.598

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.668	-1.204	-0.719
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.779	-1.159	0.104

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.215	0.507	0.790
\delta	-0.525	-0.059	0.245
\tau_1/\tau_2	0.762	1.108	1.460
Q_{PAH}	0.690	2.120	4.255
U_{min}	2.839	8.034	14.801
{\rm log}_{10}(\gamma_e)\,	-3.213	-1.996	-0.893

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.809	-2.036	-0.802
{\rm log}_{10}(\tau_{AGN})\,	0.995	1.420	1.828

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.582	-1.201	-0.881
0.03-0.10 Gyr	-1.582	-0.868	-0.406
0.10-0.33 Gyr	-1.271	-0.735	-0.319
0.33-1.09 Gyr	-1.344	-0.876	-0.523
1.09-3.62 Gyr	-1.404	-0.967	-0.696
3.62-11.96 Gyr	-1.632	-1.078	-0.816
11.96-13.29 Gyr	-1.857	-1.082	-0.574

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.460	10.545	10.642
{\rm log}_{10}({\rm SFR})	0.386	0.706	0.947
{\rm log}_{10}({\rm sSFR})	-10.182	-9.864	-9.574
{\rm stellar\ age}	4.836	6.438	7.666

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.058	-0.617	-0.363
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.903	-1.748	-0.389

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.289	0.481	0.703
\delta	-0.237	0.061	0.238
\tau_1/\tau_2	0.648	1.028	1.389
Q_{PAH}	1.013	1.686	2.733
U_{min}	2.552	7.200	13.833
{\rm log}_{10}(\gamma_e)\,	-3.431	-2.282	-1.691

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.242	-2.246	-1.687
{\rm log}_{10}(\tau_{AGN})\,	1.084	1.558	1.947

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.654	0.572	0.794
0.03-0.10 Gyr	0.267	0.733	1.049
0.10-0.33 Gyr	0.520	0.903	1.272
0.33-1.09 Gyr	0.268	0.650	0.908
1.09-3.62 Gyr	0.352	0.649	0.888
3.62-11.96 Gyr	0.224	0.581	0.753
11.96-13.29 Gyr	-0.013	0.616	1.072