2025ktl

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Information

Transient

Name: AT2025ktl
Right ascension: 23h17m48.21s
Declination: 13d35m24.06s
Discovery Date: April 30, 2025, 11:47 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name: 2025ktl
Right ascension: 23h17m48.51s
Declination: 13d35m23.55s
Redshift: 0.107534
Photometric Redshift: 0.101

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.15
Transient MWEBV	processed	0.04
Host match	processed	5.2
Host information	processed	0.1
Host MWEBV	processed	0.1
Global aperture construction	processed	0.62
Global aperture photometry	processed	6.94
Validate global photometry	processed	19.15
Global host SED inference	processed	383.66
Local aperture photometry	processed	6.79
Validate local photometry	processed	0.03
Local host SED inference	not enough filters	19.4

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) = 23h17m48.21s, 13d35m24.06s
semi major axis, semi minor axis (arcsec) = 1.02, 1.02
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_z	4.17	0.35	22.348	0.091	AB

Aperture details

RA, DEC (J2000) = 23h17m48.51s, 13d35m23.63s
semi major axis, semi minor axis (arcsec) = 7.92, 5.62
angle (degrees, anti-clockwise from east) = -13.75

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	91.74	5.32	18.994	0.063	AB
SDSS_g	253.63	4.85	17.890	0.021	AB
DES_g	277.17	0.67	17.793	0.003	AB
PanSTARRS_g	287.31	1.71	17.754	0.006	AB
SDSS_r	554.52	6.98	17.040	0.014	AB
PanSTARRS_r	563.2	1.65	17.023	0.003	AB
DES_r	607.42	1.81	16.941	0.003	AB
SDSS_i	881.46	9.86	16.537	0.012	AB
PanSTARRS_i	851.32	2.52	16.575	0.003	AB
PanSTARRS_z	1118.87	4.47	16.278	0.004	AB
SDSS_z	1034.56	21.85	16.363	0.023	AB
PanSTARRS_y	1380.58	12.35	16.050	0.010	AB
2MASS_J	2261.94	169.44	14.619	0.081	Vega
2MASS_H	2384.16	241.68	14.089	0.110	Vega
2MASS_K	2796.13	346.48	13.446	0.135	Vega
WISE_W3	4140.51	112.08	9.683	0.029	Vega

Imaging data

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Spectral Energy Distribution

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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})\,	10.790	10.879	10.960
{\rm log}_{10}({\rm SFR})	0.319	0.943	1.387
{\rm log}_{10}({\rm sSFR})	-10.550	-9.949	-9.483
{\rm stellar\ age}	5.691	7.018	8.618

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.364	-0.093	0.079
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.574	-0.225	0.208

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.362	0.644	1.028
\delta	-0.626	-0.232	0.158
\tau_1/\tau_2	0.497	0.850	1.250
Q_{PAH}	0.958	2.099	4.014
U_{min}	2.294	6.525	13.169
{\rm log}_{10}(\gamma_e)\,	-3.196	-2.315	-1.513

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.114	-2.384	-1.249
{\rm log}_{10}(\tau_{AGN})\,	0.889	1.297	1.790

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.380	0.719	1.005
0.03-0.10 Gyr	0.193	1.000	1.499
0.10-0.32 Gyr	-0.251	0.395	0.989
0.32-1.05 Gyr	-0.358	0.367	0.832
1.05-3.43 Gyr	0.132	0.783	1.120
3.43-11.13 Gyr	0.669	0.989	1.141
11.13-12.36 Gyr	0.508	1.101	1.685