2025ken

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Information

Transient

Name: AT2025ken
Right ascension: 23h55m21.38s
Declination: 15d30m46.36s
Discovery Date: May 8, 2025, 11:40 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.046

Host

Name: 2025ken
Right ascension: 23h55m21.36s
Declination: 15d30m46.46s
Redshift: None
Photometric Redshift: 0.170

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	10.57
Transient MWEBV	processed	0.04
Host match	processed	1.6
Host information	processed	0.08
Host MWEBV	processed	0.04
Global aperture construction	processed	0.71
Global aperture photometry	processed	5.06
Validate global photometry	processed	14.43
Global host SED inference	processed	414.27
Local aperture photometry	processed	4.94
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) = 23h55m21.38s, 15d30m46.36s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
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) = 23h55m21.35s, 15d30m46.53s
semi major axis, semi minor axis (arcsec) = 4.0, 3.55
angle (degrees, anti-clockwise from east) = -170.81

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.5	0.6	22.266	0.144	AB
GALEX_NUV	5.66	0.5	22.018	0.095	AB
SDSS_u	12.76	2.64	21.135	0.225	AB
PanSTARRS_g	46.22	1.06	19.738	0.025	AB
SDSS_r	85.02	2.78	19.076	0.035	AB
PanSTARRS_r	80.71	1.19	19.133	0.016	AB
SDSS_i	119.54	3.75	18.706	0.034	AB
PanSTARRS_i	114.29	1.35	18.755	0.013	AB
PanSTARRS_z	129.93	2.74	18.616	0.023	AB
PanSTARRS_y	156.86	5.81	18.411	0.040	AB
2MASS_J	354.21	116.8	16.632	0.358	Vega
2MASS_H	93.37	150.42	17.607	1.749	Vega
2MASS_K	475.54	220.73	15.369	0.504	Vega
WISE_W1	70.52	9.18	16.580	0.141	Vega
WISE_W2	46.51	16.23	16.392	0.379	Vega
WISE_W3	-5.48	70.64			Vega
WISE_W4	-44.8	431.99			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})\,	10.058	10.135	10.216
{\rm log}_{10}({\rm SFR})	0.012	0.306	0.583
{\rm log}_{10}({\rm sSFR})	-10.155	-9.842	-9.532
{\rm stellar\ age}	4.990	5.927	6.908

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.218	-0.544	-0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.410	0.110	0.356

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.175	0.302	0.480
\delta	-0.738	-0.389	-0.119
\tau_1/\tau_2	0.800	1.132	1.494
Q_{PAH}	0.766	2.169	4.439
U_{min}	2.510	7.708	14.844
{\rm log}_{10}(\gamma_e)\,	-2.531	-1.326	-0.492

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.915	-2.124	-1.052
{\rm log}_{10}(\tau_{AGN})\,	1.136	1.565	1.932

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.269	-0.008	0.180
0.03-0.10 Gyr	0.038	0.397	0.712
0.10-0.32 Gyr	0.104	0.398	0.651
0.32-1.02 Gyr	-0.072	0.246	0.483
1.02-3.27 Gyr	-0.043	0.216	0.402
3.27-10.47 Gyr	0.059	0.265	0.409
10.47-11.64 Gyr	-0.176	0.293	0.748