2025kta

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Information

Transient

Name: AT2025kta
Right ascension: 12h24m13.71s
Declination: 27d14m54.14s
Discovery Date: May 19, 2025, 8:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 2025kta
Right ascension: 12h24m13.61s
Declination: 27d14m54.71s
Redshift: 0.102778
Photometric Redshift: 0.089

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.03
Transient MWEBV	processed	0.06
Host match	processed	1.77
Host information	processed	0.1
Host MWEBV	processed	0.06
Global aperture construction	processed	0.64
Global aperture photometry	processed	7.76
Validate global photometry	processed	19.14
Global host SED inference	processed	425.06
Local aperture photometry	processed	7.37
Validate local photometry	processed	0.02
Local host SED inference	processed	696.8

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) = 12h24m13.71s, 27d14m54.14s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
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	164.13	3.7	18.362	0.024	AB
PanSTARRS_y	166.72	1.24	18.345	0.008	AB

Aperture details

RA, DEC (J2000) = 12h24m13.55s, 27d14m55.00s
semi major axis, semi minor axis (arcsec) = 12.71, 7.13
angle (degrees, anti-clockwise from east) = -63.07

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	125.66	6.67	18.652	0.058	AB
SDSS_g	533.04	6.38	17.083	0.013	AB
DES_g	552.27	1.72	17.045	0.003	AB
PanSTARRS_g	519.86	2.26	17.110	0.005	AB
SDSS_r	1071.57	9.36	16.325	0.009	AB
PanSTARRS_r	1083.81	2.16	16.313	0.002	AB
DES_r	1169.68	3.69	16.230	0.003	AB
SDSS_i	1559.32	12.02	15.918	0.008	AB
PanSTARRS_i	1545.35	3.65	15.927	0.003	AB
PanSTARRS_z	1927.38	5.23	15.688	0.003	AB
SDSS_z	2043.87	28.91	15.624	0.015	AB
DES_z	2105.09	13.54	15.592	0.007	AB
PanSTARRS_y	2288.87	10.86	15.501	0.005	AB
2MASS_J	3173.04	252.02	14.251	0.086	Vega
2MASS_H	3279.45	397.32	13.743	0.132	Vega
2MASS_K	3472.41	428.13	13.211	0.134	Vega
WISE_W1	1625.13	25.22	13.174	0.017	Vega
WISE_W2	1048.85	28.86	13.009	0.030	Vega
WISE_W3	765.57	96.48	11.516	0.137	Vega
WISE_W4	732.39	531.15	10.118	0.787	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})\,	9.305	9.692	9.895
{\rm log}_{10}({\rm SFR})	-0.288	0.224	0.775
{\rm log}_{10}({\rm sSFR})	-10.100	-9.488	-8.570
{\rm stellar\ age}	2.830	6.072	7.876

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.221	-0.283	0.075
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.184	-0.436	0.159

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.337	0.614	0.947
\delta	-0.738	-0.413	0.050
\tau_1/\tau_2	0.577	1.022	1.490
Q_{PAH}	0.643	2.128	4.659
U_{min}	3.145	8.237	15.421
{\rm log}_{10}(\gamma_e)\,	-3.183	-1.997	-1.037

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.893	-2.043	-0.569
{\rm log}_{10}(\tau_{AGN})\,	0.945	1.415	1.927

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.234	0.201	0.576
0.03-0.10 Gyr	-0.751	0.150	0.879
0.10-0.33 Gyr	-1.697	-0.463	0.154
0.33-1.06 Gyr	-2.010	-0.527	0.036
1.06-3.44 Gyr	-1.743	-0.440	-0.021
3.44-11.18 Gyr	-1.419	-0.303	0.032
11.18-12.42 Gyr	-1.473	-0.297	0.410

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.976	11.039	11.093
{\rm log}_{10}({\rm SFR})	-1.550	-0.649	0.476
{\rm log}_{10}({\rm sSFR})	-12.478	-11.677	-10.541
{\rm stellar\ age}	6.839	7.535	9.704

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.619	-0.390	-0.240
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.729	-0.746	0.273

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.135	0.245	0.386
\delta	-0.702	-0.089	0.238
\tau_1/\tau_2	0.650	1.005	1.376
Q_{PAH}	0.551	1.610	3.546
U_{min}	2.333	7.054	14.424
{\rm log}_{10}(\gamma_e)\,	-3.236	-2.373	-1.287

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.126	-3.080	-2.184
{\rm log}_{10}(\tau_{AGN})\,	1.006	1.408	1.868

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.124	-0.744	0.070
0.03-0.10 Gyr	-1.855	-0.659	0.569
0.10-0.33 Gyr	-1.784	-0.447	0.606
0.33-1.06 Gyr	-1.930	-0.360	0.389
1.06-3.44 Gyr	-0.580	0.603	1.065
3.44-11.18 Gyr	0.834	1.222	1.354
11.18-12.42 Gyr	0.471	1.300	2.026