2025afzu

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Information

Transient

Name: AT2025afzu
Right ascension: 22h52m26.22s
Declination: 0d08m59.11s
Discovery Date: Dec. 6, 2025, 12:11 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.072

Host

Name: J225226.32+000903
Right ascension: 22h52m26.32s
Declination: 0d09m03.01s
Redshift: None
Photometric Redshift: 0.119

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.53
Transient MWEBV	processed	0.05
Host match	processed	4.18
Host information	processed	0.1
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.0
Validate global photometry	processed	15.14
Global host SED inference	processed	484.05
Local aperture photometry	processed	5.36
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	None

Cutout Download Report

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:

Aperture Photometry

Aperture details

RA, DEC (J2000) = 22h52m26.22s, 0d08m59.11s
semi major axis, semi minor axis (arcsec) = 0.93, 0.93
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 22h52m26.32s, 0d09m03.16s
semi major axis, semi minor axis (arcsec) = 5.15, 3.78
angle (degrees, anti-clockwise from east) = -11.92

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.33	0.44	22.595	0.143	AB
GALEX_NUV	6.37	0.33	21.889	0.055	AB
SDSS_u	41.07	4.39	19.866	0.116	AB
SDSS_g	132.74	3.27	18.593	0.027	AB
PanSTARRS_g	148.05	1.01	18.474	0.007	AB
SDSS_r	316.76	5.07	17.648	0.017	AB
PanSTARRS_r	320.82	1.25	17.634	0.004	AB
SDSS_i	482.44	6.53	17.191	0.015	AB
PanSTARRS_i	458.55	1.46	17.247	0.003	AB
PanSTARRS_z	604.48	3.02	16.947	0.005	AB
SDSS_z	583.59	18.11	16.985	0.034	AB
PanSTARRS_y	723.22	7.21	16.752	0.011	AB
2MASS_J	933.91	111.22	15.579	0.129	Vega
2MASS_H	1510.87	173.65	14.584	0.125	Vega
2MASS_K	1774.35	221.47	13.940	0.136	Vega
WISE_W1	455.05	17.2	14.556	0.041	Vega
WISE_W2	288.79	21.96	14.410	0.083	Vega
WISE_W3	443.84	108.51	12.108	0.265	Vega
WISE_W4	78.57	634.87	12.542	8.773	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.633	10.667	10.724
{\rm log}_{10}({\rm SFR})	-0.136	0.165	0.454
{\rm log}_{10}({\rm sSFR})	-10.821	-10.519	-10.220
{\rm stellar\ age}	7.246	7.994	10.119

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.564	-0.462	-0.388
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.130	-0.381	0.060

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.151	0.208	0.278
\delta	-0.952	-0.822	-0.573
\tau_1/\tau_2	0.654	1.055	1.438
Q_{PAH}	0.812	2.021	3.831
U_{min}	2.457	7.356	14.168
{\rm log}_{10}(\gamma_e)\,	-2.666	-1.860	-1.073

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.382	-3.367	-2.337
{\rm log}_{10}(\tau_{AGN})\,	1.087	1.571	1.956

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.459	-0.124	0.116
0.03-0.10 Gyr	-0.117	0.243	0.576
0.10-0.32 Gyr	-0.631	-0.116	0.231
0.32-1.05 Gyr	-0.891	-0.312	0.014
1.05-3.40 Gyr	-0.806	-0.097	0.326
3.40-11.00 Gyr	0.488	0.861	0.950
11.00-12.22 Gyr	0.683	1.178	1.724