2025agbz results

2025agbz results

Information

Transient

Name:	`AT2025agbz`
Right ascension:	`0h55m13.68s`
Declination:	`35d26m24.36s`
Discovery Date:	`Dec. 8, 2025, 6:10 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.040`

Host

Name:	`UGC00564`
Right ascension:	`0h55m13.99s`
Declination:	`35d26m04.22s`
Redshift:	`0.037163`
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	17.45
Transient MWEBV	processed	0.12
Host match	processed	4.84
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.67
Global aperture photometry	processed	5.28
Validate global photometry	processed	15.48
Global host SED inference	processed	754.48
Local aperture photometry	processed	5.04
Validate local photometry	processed	0.03
Local host SED inference	processed	706.09

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	0h55m13.68s, 35d26m24.36s
semi major axis, semi minor axis (arcsec):	2.71, 2.71
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	17.82	2.59	20.773	0.158	AB
SDSS_g	30.13	1.6	20.202	0.058	AB
PanSTARRS_g	16.07	0.67	20.885	0.045	AB
SDSS_r	45.09	2.27	19.765	0.055	AB
PanSTARRS_r	20.16	0.72	20.639	0.039	AB
SDSS_i	43.26	2.95	19.810	0.074	AB
PanSTARRS_i	18.44	1.01	20.735	0.059	AB
PanSTARRS_z	23.28	2.2	20.482	0.103	AB
SDSS_z	60.67	8.41	19.443	0.151	AB
PanSTARRS_y	24.99	4.52	20.406	0.196	AB

Aperture details

RA, DEC (J2000):	0h55m13.99s, 35d26m03.90s
semi major axis, semi minor axis (arcsec):	23.91, 14.51
angle (degrees, anti-clockwise from east):	-154.05

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	807.34	17.96	16.632	0.024	AB
PanSTARRS_g	1892.52	4.51	15.707	0.003	AB
SDSS_i	2943.22	21.58	15.228	0.008	AB
SDSS_z	3095.27	58.01	15.173	0.020	AB

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.256	7.630	7.907
{\rm log}_{10}({\rm SFR})	-1.430	-0.967	-0.503
{\rm log}_{10}({\rm sSFR})	-9.182	-8.571	-7.930
{\rm stellar\ age}	0.115	2.721	6.458

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.532	-0.636	-0.014
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.735	-1.093	0.212

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.122	0.315	0.861
\delta	-0.661	-0.142	0.217
\tau_1/\tau_2	0.816	1.255	1.666
Q_{PAH}	0.758	2.561	5.442
U_{min}	3.174	8.975	16.809
{\rm log}_{10}(\gamma_e)\,	-3.141	-1.888	-0.656

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.820	-0.746	-0.063
{\rm log}_{10}(\tau_{AGN})\,	1.094	1.561	1.936

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.756	-1.432	-1.106
0.03-0.10 Gyr	-1.389	-0.865	-0.374
0.10-0.33 Gyr	-4.073	-1.849	-1.211
0.33-1.09 Gyr	-5.621	-2.620	-1.771
1.09-3.61 Gyr	-5.936	-2.950	-2.093
3.61-11.93 Gyr	-6.284	-3.122	-2.152
11.93-13.26 Gyr	-6.190	-3.037	-1.904

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.535	10.012	10.216
{\rm log}_{10}({\rm SFR})	0.351	0.895	1.377
{\rm log}_{10}({\rm sSFR})	-9.706	-9.072	-8.257
{\rm stellar\ age}	0.311	5.772	8.356

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.702	-1.126	-0.346
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.864	-1.125	0.239

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.180	0.554	1.029
\delta	-0.457	0.004	0.269
\tau_1/\tau_2	0.299	0.887	1.455
Q_{PAH}	0.697	2.080	4.169
U_{min}	2.820	8.075	16.048
{\rm log}_{10}(\gamma_e)\,	-3.377	-1.956	-1.048

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.575	-3.284	-0.646
{\rm log}_{10}(\tau_{AGN})\,	0.939	1.599	1.952

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.725	0.321	0.798
0.03-0.10 Gyr	0.332	1.005	1.509
0.10-0.33 Gyr	-1.346	0.182	0.962
0.33-1.09 Gyr	-2.579	-0.368	0.312
1.09-3.61 Gyr	-3.405	-0.419	0.229
3.61-11.93 Gyr	-3.536	-0.257	0.289
11.93-13.26 Gyr	-3.489	-0.174	0.773