2025akep

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Information

Transient

Name: AT2025akep
Right ascension: 12h20m13.30s
Declination: -3d16m32.15s
Discovery Date: Dec. 27, 2025, 2:05 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.032

Host

Name: 1073559
Right ascension: 12h20m13.13s
Declination: -3d16m37.91s
Redshift: 0.072308
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	11.3
Transient MWEBV	processed	0.04
Host match	processed	4.1
Host information	processed	0.18
Host MWEBV	processed	0.05
Global aperture construction	processed	0.63
Global aperture photometry	processed	4.41
Validate global photometry	processed	13.08
Global host SED inference	processed	430.89
Local aperture photometry	processed	4.35
Validate local photometry	processed	0.02
Local host SED inference	processed	407.33

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) = 12h20m13.30s, -3d16m32.15s
semi major axis, semi minor axis (arcsec) = 1.45, 1.45
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_g	11.09	0.97	21.288	0.095	AB
PanSTARRS_g	13.34	0.33	21.087	0.027	AB
SDSS_r	24.4	1.47	20.432	0.065	AB
PanSTARRS_r	25.22	0.49	20.396	0.021	AB
PanSTARRS_i	37.76	0.61	19.958	0.018	AB
PanSTARRS_z	44.06	0.89	19.790	0.022	AB
PanSTARRS_y	58.12	2.0	19.489	0.037	AB

Aperture details

RA, DEC (J2000) = 12h20m13.13s, -3d16m37.49s
semi major axis, semi minor axis (arcsec) = 10.91, 7.93
angle (degrees, anti-clockwise from east) = -134.15

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	12.56	2.65	21.152	0.229	AB
GALEX_NUV	15.28	2.32	20.940	0.165	AB
SDSS_u	86.73	8.8	19.055	0.110	AB
SDSS_g	672.74	7.31	16.830	0.012	AB
PanSTARRS_g	728.1	2.14	16.745	0.003	AB
SDSS_r	1487.04	11.01	15.969	0.008	AB
PanSTARRS_r	1498.37	3.19	15.961	0.002	AB
PanSTARRS_i	2142.75	3.93	15.573	0.002	AB
PanSTARRS_z	2669.52	5.66	15.334	0.002	AB
PanSTARRS_y	3259.88	12.86	15.117	0.004	AB
2MASS_J	4097.59	215.86	13.974	0.057	Vega
2MASS_H	4784.93	290.05	13.333	0.066	Vega
2MASS_K	5095.54	437.38	12.794	0.093	Vega
WISE_W2	1082.18	37.01	12.975	0.037	Vega
WISE_W3	137.78	124.57	13.378	0.982	Vega
WISE_W4	-336.11	529.24			Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.050	9.172	9.289
{\rm log}_{10}({\rm SFR})	-1.922	-1.275	-0.704
{\rm log}_{10}({\rm sSFR})	-11.053	-10.392	-9.811
{\rm stellar\ age}	5.982	7.377	9.462

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.375	-0.740	-0.207
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.524	-0.372	0.286

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.351	0.831	1.325
\delta	-0.296	0.011	0.254
\tau_1/\tau_2	0.701	1.041	1.390
Q_{PAH}	0.840	2.389	4.987
U_{min}	2.818	7.786	14.552
{\rm log}_{10}(\gamma_e)\,	-3.040	-1.898	-0.680

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.911	-0.527	0.143
{\rm log}_{10}(\tau_{AGN})\,	1.075	1.479	1.915

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.039	-1.375	-0.811
0.03-0.10 Gyr	-2.075	-1.303	-0.659
0.10-0.33 Gyr	-2.198	-1.349	-0.740
0.33-1.07 Gyr	-2.212	-1.343	-0.772
1.07-3.52 Gyr	-1.945	-1.001	-0.662
3.52-11.52 Gyr	-1.122	-0.727	-0.553
11.52-12.80 Gyr	-1.217	-0.620	0.065

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.903	10.962	11.051
{\rm log}_{10}({\rm SFR})	-1.063	-0.643	-0.283
{\rm log}_{10}({\rm sSFR})	-12.053	-11.592	-11.255
{\rm stellar\ age}	7.755	9.695	12.067

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.939	-0.589	-0.410
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.435	-0.709	-0.031

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.206	0.329	0.513
\delta	-0.460	-0.181	0.052
\tau_1/\tau_2	0.405	0.833	1.331
Q_{PAH}	0.446	2.636	5.462
U_{min}	2.727	7.891	15.793
{\rm log}_{10}(\gamma_e)\,	-2.908	-1.403	-0.431

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.668	-4.033	-3.063
{\rm log}_{10}(\tau_{AGN})\,	1.058	1.615	1.971

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.172	-0.609	-0.265
0.03-0.10 Gyr	-2.034	-0.743	-0.235
0.10-0.33 Gyr	-2.573	-0.723	-0.160
0.33-1.07 Gyr	-2.500	-0.648	0.010
1.07-3.52 Gyr	-2.583	-0.495	0.388
3.52-11.52 Gyr	-0.864	0.958	1.189
11.52-12.80 Gyr	1.024	1.789	2.185