2025sbt results

2025sbt results

Information

Transient

Name:	`AT2025sbt`
Right ascension:	`23h59m10.90s`
Declination:	`26d01m35.30s`
Discovery Date:	`July 24, 2025, 10:25 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.035`

Host

Name:
Right ascension:	`23h59m10.87s`
Declination:	`26d01m35.21s`
Redshift:	`0.066092`
Photometric Redshift:	`0.063`

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: blocked

Task Name	Status	Time (s)
Cutout download	processed	29.69
Transient MWEBV	processed	0.1
Host match	processed	6.28
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	4.95
Validate global photometry	processed	14.41
Global host SED inference	processed	400.63
Local aperture photometry	processed	5.19
Validate local photometry	processed	0.02
Local host SED inference	processed	913.71

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	23h59m10.90s, 26d01m35.30s
semi major axis, semi minor axis (arcsec):	1.58, 1.58
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	80.64	2.58	19.134	0.035	AB
SDSS_g	222.79	3.89	18.030	0.019	AB
PanSTARRS_g	210.65	0.44	18.091	0.002	AB
SDSS_r	436.3	5.45	17.301	0.014	AB
PanSTARRS_r	402.39	0.62	17.388	0.002	AB
SDSS_i	697.44	6.94	16.791	0.011	AB
PanSTARRS_i	658.18	0.69	16.854	0.001	AB
PanSTARRS_z	759.91	1.46	16.698	0.002	AB
SDSS_z	869.69	8.55	16.552	0.011	AB
PanSTARRS_y	879.92	3.21	16.539	0.004	AB

Aperture details

RA, DEC (J2000):	23h59m10.87s, 26d01m35.44s
semi major axis, semi minor axis (arcsec):	17.38, 11.08
angle (degrees, anti-clockwise from east):	-157.7

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	106.63	6.07	18.830	0.062	AB
GALEX_NUV	121.37	2.76	18.690	0.025	AB
SDSS_u	401.38	11.38	17.391	0.031	AB
SDSS_g	1251.54	9.74	16.156	0.008	AB
PanSTARRS_g	1337.6	3.09	16.084	0.003	AB
SDSS_r	2565.04	14.15	15.377	0.006	AB
PanSTARRS_r	2496.22	4.37	15.407	0.002	AB
PanSTARRS_i	3753.6	4.76	14.964	0.001	AB
PanSTARRS_z	4315.6	11.69	14.812	0.003	AB
SDSS_z	4864.34	38.31	14.682	0.009	AB
PanSTARRS_y	5352.57	27.74	14.579	0.006	AB
2MASS_J	6560.17	367.66	13.463	0.061	Vega
2MASS_H	8434.14	578.32	12.717	0.074	Vega
2MASS_K	8491.0	587.21	12.240	0.075	Vega
WISE_W1	3668.18	41.22	12.290	0.012	Vega
WISE_W2	2539.56	50.46	12.049	0.022	Vega
WISE_W3	7280.39	259.01	9.071	0.039	Vega
WISE_W4	13079.19	1681.57	6.989	0.140	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.252	10.401	10.546
{\rm log}_{10}({\rm SFR})	0.437	1.172	1.962
{\rm log}_{10}({\rm sSFR})	-9.964	-9.223	-8.410
{\rm stellar\ age}	3.236	7.346	10.916

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.865	-1.564	-0.863
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.588	0.081	0.401

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.053	1.657	2.413
\delta	-0.132	0.018	0.168
\tau_1/\tau_2	0.709	1.179	1.619
Q_{PAH}	0.284	1.330	2.839
U_{min}	3.378	9.492	17.292
{\rm log}_{10}(\gamma_e)\,	-3.513	-2.070	-0.910

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.594	-3.194	-0.598
{\rm log}_{10}(\tau_{AGN})\,	1.013	1.570	2.030

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.002	0.569	1.126
0.03-0.10 Gyr	0.410	1.264	2.108
0.10-0.33 Gyr	-1.877	-0.130	0.850
0.33-1.08 Gyr	-2.859	-0.536	0.371
1.08-3.53 Gyr	-2.955	-0.404	0.474
3.53-11.59 Gyr	-1.790	0.273	0.632
11.59-12.88 Gyr	-1.237	0.665	1.542

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.983	11.022	11.097
{\rm log}_{10}({\rm SFR})	0.143	0.353	0.592
{\rm log}_{10}({\rm sSFR})	-10.878	-10.665	-10.438
{\rm stellar\ age}	7.719	8.713	11.385

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.443	-0.296	-0.184
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.185	0.308	0.418

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.098	0.160	0.257
\delta	-0.585	-0.234	0.067
\tau_1/\tau_2	0.574	0.966	1.342
Q_{PAH}	0.483	1.355	2.817
U_{min}	2.345	6.788	13.609
{\rm log}_{10}(\gamma_e)\,	-3.024	-1.729	-0.924

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.724	-1.412	-1.170
{\rm log}_{10}(\tau_{AGN})\,	1.359	1.660	1.876

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.237	0.394	0.539
0.03-0.10 Gyr	-0.067	0.332	0.666
0.10-0.33 Gyr	-0.582	0.023	0.365
0.33-1.08 Gyr	-0.716	-0.085	0.283
1.08-3.53 Gyr	-0.828	0.045	0.576
3.53-11.59 Gyr	0.539	1.158	1.265
11.59-12.88 Gyr	1.072	1.601	2.167