2025kke

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Information

Transient

Name: AT2025kke
Right ascension: 7h27m26.09s
Declination: 21d19m56.18s
Discovery Date: May 13, 2025, 3:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.043

Host

Name: 2025kke
Right ascension: 7h27m26.07s
Declination: 21d19m56.78s
Redshift: None
Photometric Redshift: 0.092

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	4.2
Transient MWEBV	processed	0.04
Host match	processed	3.56
Host information	processed	0.08
Host MWEBV	processed	0.04
Global aperture construction	processed	0.64
Global aperture photometry	processed	5.76
Validate global photometry	processed	13.24
Global host SED inference	processed	540.31
Local aperture photometry	processed	5.49
Validate local photometry	processed	0.02
Local host SED inference	processed	451.23

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) = 7h27m26.09s, 21d19m56.18s
semi major axis, semi minor axis (arcsec) = 1.17, 1.17
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	18.51	0.27	20.731	0.016	AB
DES_r	33.98	0.49	20.072	0.016	AB
PanSTARRS_i	36.01	0.39	20.009	0.012	AB
PanSTARRS_z	39.65	0.82	19.904	0.022	AB
DES_z	48.7	1.48	19.681	0.033	AB
PanSTARRS_y	43.97	1.71	19.792	0.042	AB

Aperture details

RA, DEC (J2000) = 7h27m26.08s, 21d19m56.89s
semi major axis, semi minor axis (arcsec) = 10.81, 5.36
angle (degrees, anti-clockwise from east) = -73.32

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	156.45	0.9	18.414	0.006	AB
PanSTARRS_g	171.68	1.74	18.313	0.011	AB
PanSTARRS_r	227.37	1.68	18.008	0.008	AB
DES_r	242.39	1.64	17.939	0.007	AB
PanSTARRS_i	303.93	2.45	17.693	0.009	AB
PanSTARRS_z	310.3	5.26	17.671	0.018	AB
DES_z	318.43	4.47	17.642	0.015	AB
PanSTARRS_y	334.29	11.02	17.590	0.036	AB
2MASS_J	415.87	167.94	16.458	0.438	Vega
2MASS_H	62.31	282.2	18.046	4.917	Vega
2MASS_K	66.54	261.38	17.504	4.264	Vega
WISE_W1	122.06	19.75	15.985	0.176	Vega
WISE_W2	46.32	21.61	16.397	0.507	Vega
WISE_W3	52.9	92.75	14.417	1.904	Vega
WISE_W4	1610.95	634.17	9.262	0.427	Vega

Imaging data

Click the image to load the interactive plot.

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})\,	8.813	9.023	9.146
{\rm log}_{10}({\rm SFR})	-1.826	-1.004	-0.167
{\rm log}_{10}({\rm sSFR})	-10.845	-10.042	-9.043
{\rm stellar\ age}	2.619	5.705	7.341

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.558	-0.910	-0.320
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.563	-0.765	0.120

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.100	0.365	0.746
\delta	-0.744	-0.311	0.175
\tau_1/\tau_2	0.685	1.061	1.431
Q_{PAH}	1.350	3.415	5.564
U_{min}	3.128	8.277	15.795
{\rm log}_{10}(\gamma_e)\,	-2.710	-1.403	-0.503

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.525	-0.506	0.059
{\rm log}_{10}(\tau_{AGN})\,	1.173	1.652	2.021

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.922	-1.312	-0.790
0.03-0.10 Gyr	-2.038	-0.967	-0.050
0.10-0.33 Gyr	-1.823	-0.846	-0.185
0.33-1.06 Gyr	-1.802	-0.893	-0.430
1.06-3.47 Gyr	-1.825	-0.932	-0.654
3.47-11.30 Gyr	-1.920	-0.981	-0.710
11.30-12.56 Gyr	-2.063	-1.048	-0.438

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.825	9.933	10.016
{\rm log}_{10}({\rm SFR})	-0.895	-0.383	0.125
{\rm log}_{10}({\rm sSFR})	-10.844	-10.309	-9.776
{\rm stellar\ age}	5.151	6.623	7.839

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.856	-1.649	-1.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.075	-0.202	0.226

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.050	0.161	0.321
\delta	-0.855	-0.589	-0.146
\tau_1/\tau_2	0.726	1.144	1.574
Q_{PAH}	0.482	2.168	4.322
U_{min}	2.557	7.591	14.101
{\rm log}_{10}(\gamma_e)\,	-2.749	-1.559	-0.440

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.530	-1.638	-1.022
{\rm log}_{10}(\tau_{AGN})\,	1.265	1.632	1.907

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.713	-0.491	-0.276
0.03-0.10 Gyr	-1.138	-0.350	0.235
0.10-0.33 Gyr	-1.022	-0.173	0.341
0.33-1.06 Gyr	-0.798	-0.165	0.190
1.06-3.47 Gyr	-0.479	-0.037	0.247
3.47-11.30 Gyr	-0.296	0.043	0.218
11.30-12.56 Gyr	-0.563	0.063	0.568