2025ukf

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Information

Transient

Name: AT2025ukf
Right ascension: 21h51m20.34s
Declination: 4d46m11.51s
Discovery Date: May 30, 2025, 1:05 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 21h51m20.37s
Declination: 4d46m11.57s
Redshift: None
Photometric Redshift: 0.087

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	34.17
Transient MWEBV	processed	0.1
Host match	processed	6.6
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	6.53
Validate global photometry	processed	17.52
Global host SED inference	processed	402.41
Local aperture photometry	processed	7.28
Validate local photometry	processed	0.02
Local host SED inference	processed	392.91

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) = 21h51m20.34s, 4d46m11.51s
semi major axis, semi minor axis (arcsec) = 1.22, 1.22
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	20.7	0.17	20.610	0.009	AB
PanSTARRS_r	33.68	0.34	20.082	0.011	AB
DES_r	29.92	0.39	20.210	0.014	AB
PanSTARRS_i	44.97	0.29	19.768	0.007	AB
PanSTARRS_z	48.93	0.84	19.676	0.019	AB
DES_z	47.15	1.18	19.716	0.027	AB
PanSTARRS_y	55.94	1.97	19.531	0.038	AB

Aperture details

RA, DEC (J2000) = 21h51m20.36s, 4d46m11.75s
semi major axis, semi minor axis (arcsec) = 8.06, 5.69
angle (degrees, anti-clockwise from east) = -1.12

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	29.95	1.46	20.209	0.053	AB
GALEX_NUV	34.37	0.98	20.060	0.031	AB
SDSS_u	67.09	4.68	19.333	0.076	AB
SDSS_g	142.1	3.9	18.519	0.030	AB
DES_g	152.9	0.52	18.439	0.004	AB
PanSTARRS_g	154.1	1.52	18.431	0.011	AB
SDSS_r	197.42	4.64	18.162	0.026	AB
PanSTARRS_r	201.67	1.77	18.138	0.010	AB
DES_r	213.96	1.14	18.074	0.006	AB
SDSS_i	262.85	5.96	17.851	0.025	AB
PanSTARRS_i	248.67	1.56	17.911	0.007	AB
PanSTARRS_z	274.42	4.57	17.804	0.018	AB
SDSS_z	348.95	16.9	17.543	0.053	AB
DES_z	280.5	3.17	17.780	0.012	AB
PanSTARRS_y	302.7	10.79	17.697	0.039	AB
2MASS_J	314.42	169.63	16.761	0.586	Vega
2MASS_H	381.35	298.42	16.079	0.850	Vega
2MASS_K	-66.03	291.82			Vega
WISE_W1	131.04	14.96	15.907	0.124	Vega
WISE_W2	88.88	18.86	15.689	0.230	Vega
WISE_W3	349.25	89.39	12.368	0.278	Vega
WISE_W4	47.68	538.15	13.084	12.253	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})\,	8.922	9.106	9.219
{\rm log}_{10}({\rm SFR})	-0.934	-0.446	-0.051
{\rm log}_{10}({\rm sSFR})	-10.097	-9.573	-9.055
{\rm stellar\ age}	3.469	6.054	7.487

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.232	-0.694	-0.184
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.154	-0.805	-0.401

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.272	0.662	1.091
\delta	-0.400	0.020	0.255
\tau_1/\tau_2	0.624	0.963	1.302
Q_{PAH}	1.041	2.526	5.004
U_{min}	2.915	7.882	14.287
{\rm log}_{10}(\gamma_e)\,	-3.024	-1.984	-0.955

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.697	-1.368	-0.333
{\rm log}_{10}(\tau_{AGN})\,	0.946	1.365	1.885

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.893	-0.541	-0.228
0.03-0.10 Gyr	-1.060	-0.433	0.028
0.10-0.33 Gyr	-1.207	-0.645	-0.141
0.33-1.07 Gyr	-1.392	-0.865	-0.425
1.07-3.48 Gyr	-1.375	-0.888	-0.629
3.48-11.35 Gyr	-1.441	-0.835	-0.624
11.35-12.61 Gyr	-1.657	-0.866	-0.348

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.615	9.745	9.870
{\rm log}_{10}({\rm SFR})	0.187	0.432	0.659
{\rm log}_{10}({\rm sSFR})	-9.590	-9.302	-9.022
{\rm stellar\ age}	5.221	6.515	8.065

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.342	-0.973	-0.667
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.520	-0.326	0.279

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.090	0.187	0.336
\delta	-0.625	-0.232	0.084
\tau_1/\tau_2	0.583	1.024	1.476
Q_{PAH}	0.377	1.277	2.953
U_{min}	2.693	7.718	15.277
{\rm log}_{10}(\gamma_e)\,	-2.600	-1.581	-0.639

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.029	-2.748	-1.728
{\rm log}_{10}(\tau_{AGN})\,	1.047	1.521	1.868

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.374	-0.802	-0.531
0.03-0.10 Gyr	0.332	0.587	0.814
0.10-0.33 Gyr	-0.671	0.133	0.468
0.33-1.07 Gyr	-1.205	-0.404	-0.055
1.07-3.48 Gyr	-1.012	-0.365	-0.082
3.48-11.35 Gyr	-0.598	-0.203	0.006
11.35-12.61 Gyr	-0.711	-0.079	0.493