2025akez

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Information

Transient

Name: AT2025akez
Right ascension: 12h41m29.28s
Declination: -8d21m58.89s
Discovery Date: Dec. 27, 2025, 2:19 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name:
Right ascension: 12h41m29.38s
Declination: -8d21m56.23s
Redshift: None
Photometric Redshift: 0.061

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	18.07
Transient MWEBV	processed	0.04
Host match	processed	5.67
Host information	processed	0.16
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.88
Validate global photometry	processed	17.37
Global host SED inference	processed	3967.93
Local aperture photometry	processed	6.51
Validate local photometry	processed	0.03
Local host SED inference	processed	426.24

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) = 12h41m29.28s, -8d21m58.89s
semi major axis, semi minor axis (arcsec) = 1.7, 1.7
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	21.06	1.94	20.591	0.100	AB
SDSS_g	58.67	2.06	19.479	0.038	AB
DES_g	62.91	0.45	19.403	0.008	AB
PanSTARRS_g	56.49	0.37	19.520	0.007	AB
SDSS_r	95.03	2.66	18.955	0.030	AB
PanSTARRS_r	97.16	0.54	18.931	0.006	AB
SDSS_i	142.06	3.43	18.519	0.026	AB
PanSTARRS_i	135.27	0.78	18.572	0.006	AB
PanSTARRS_z	152.06	1.1	18.445	0.008	AB
SDSS_z	180.15	6.21	18.261	0.037	AB
DES_z	179.6	3.41	18.264	0.021	AB
PanSTARRS_y	173.77	2.05	18.300	0.013	AB

Aperture details

RA, DEC (J2000) = 12h41m29.39s, -8d21m55.83s
semi major axis, semi minor axis (arcsec) = 17.17, 3.71
angle (degrees, anti-clockwise from east) = -166.93

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	39.35	6.35	19.913	0.175	AB
GALEX_NUV	54.21	3.32	19.565	0.066	AB
SDSS_u	164.03	8.25	18.363	0.055	AB
SDSS_g	394.2	5.8	17.411	0.016	AB
DES_g	372.23	1.28	17.473	0.004	AB
PanSTARRS_g	401.22	1.66	17.392	0.004	AB
SDSS_r	665.19	7.78	16.843	0.013	AB
PanSTARRS_r	658.5	2.36	16.854	0.004	AB
SDSS_i	939.93	10.61	16.467	0.012	AB
PanSTARRS_i	869.78	3.49	16.551	0.004	AB
PanSTARRS_z	1018.09	4.99	16.381	0.005	AB
SDSS_z	1234.5	25.94	16.171	0.023	AB
DES_z	1008.62	8.61	16.391	0.009	AB
PanSTARRS_y	1072.81	9.52	16.324	0.010	AB
2MASS_J	1450.91	222.89	15.101	0.167	Vega
2MASS_H	1735.21	336.51	14.434	0.211	Vega
2MASS_K	2128.97	383.46	13.742	0.196	Vega
WISE_W1	1222.38	25.47	13.483	0.023	Vega
WISE_W2	876.41	30.73	13.204	0.038	Vega
WISE_W3	4323.42	144.04	9.636	0.036	Vega
WISE_W4	5459.02	855.37	7.937	0.170	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Click the image to load the interactive plot.

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.159	9.334	9.451
{\rm log}_{10}({\rm SFR})	-1.052	-0.518	0.041
{\rm log}_{10}({\rm sSFR})	-10.468	-9.889	-9.223
{\rm stellar\ age}	4.066	6.519	8.059

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.406	-0.698	-0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.661	-0.308	0.232

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.308	0.715	1.086
\delta	-0.549	-0.227	0.132
\tau_1/\tau_2	0.712	1.054	1.439
Q_{PAH}	0.662	1.760	4.000
U_{min}	2.941	8.302	15.337
{\rm log}_{10}(\gamma_e)\,	-3.143	-2.017	-0.982

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.679	-1.752	-0.668
{\rm log}_{10}(\tau_{AGN})\,	1.028	1.430	1.923

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.259	-0.895	-0.541
0.03-0.10 Gyr	-1.110	-0.430	0.169
0.10-0.33 Gyr	-1.343	-0.552	-0.072
0.33-1.08 Gyr	-1.571	-0.733	-0.340
1.08-3.55 Gyr	-1.592	-0.707	-0.415
3.55-11.65 Gyr	-1.320	-0.623	-0.387
11.65-12.94 Gyr	-1.407	-0.591	-0.026

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.244	10.367	10.489
{\rm log}_{10}({\rm SFR})	-0.041	0.484	0.802
{\rm log}_{10}({\rm sSFR})	-10.544	-9.872	-9.505
{\rm stellar\ age}	6.440	7.565	11.302

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.802	-1.448	-1.002
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.720	-0.584	0.324

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.653	0.815	0.999
\delta	0.136	0.289	0.371
\tau_1/\tau_2	0.486	0.942	1.410
Q_{PAH}	2.014	3.279	5.048
U_{min}	3.142	9.014	16.963
{\rm log}_{10}(\gamma_e)\,	-3.180	-2.436	-1.690

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.734	-1.564	-1.401
{\rm log}_{10}(\tau_{AGN})\,	0.753	0.863	1.115

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.172	-1.168	-0.108
0.03-0.10 Gyr	0.089	0.634	0.955
0.10-0.33 Gyr	-1.473	0.207	0.724
0.33-1.08 Gyr	-2.875	-0.742	0.068
1.08-3.55 Gyr	-2.328	-0.200	0.487
3.55-11.65 Gyr	-0.830	0.418	0.659
11.65-12.94 Gyr	-1.192	0.567	1.555