2025qfu

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Information

Transient

Name: AT2025qfu
Right ascension: 1h14m48.49s
Declination: -0d29m39.64s
Discovery Date: June 28, 2025, 2:15 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name: 4490
Right ascension: 1h14m48.69s
Declination: -0d29m46.10s
Redshift: 0.033843
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	4.71
Cutout download	processed	40.98
Global aperture construction	processed	0.68
Local aperture photometry	processed	7.18
Global aperture photometry	processed	6.67
Validate local photometry	processed	0.03
Validate global photometry	processed	17.94
Host information	processed	0.16
Global host SED inference	processed	396.25
Local host SED inference	processed	522.53
Transient information	processed	0.0
Transient MWEBV	processed	0.11
Host MWEBV	processed	0.05
Processing status	completed	N/A	N/A

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) = 1h14m48.49s, -0d29m39.64s
semi major axis, semi minor axis (arcsec) = 2.97, 2.97
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	114.21	3.58	18.756	0.034	AB
SDSS_g	307.42	4.63	17.681	0.016	AB
DES_g	307.75	0.57	17.680	0.002	AB
PanSTARRS_g	318.21	0.89	17.643	0.003	AB
SDSS_r	461.74	5.78	17.239	0.014	AB
PanSTARRS_r	489.7	0.86	17.175	0.002	AB
DES_r	496.04	0.9	17.161	0.002	AB
SDSS_i	598.07	6.81	16.958	0.012	AB
PanSTARRS_i	610.01	1.06	16.937	0.002	AB
PanSTARRS_z	688.64	1.88	16.805	0.003	AB
SDSS_z	725.31	12.33	16.749	0.018	AB
DES_z	704.47	2.3	16.780	0.004	AB
PanSTARRS_y	841.67	4.99	16.587	0.006	AB
2MASS_J	930.84	62.59	15.583	0.073	Vega
2MASS_H	1256.7	101.82	14.784	0.088	Vega
2MASS_K	991.68	110.97	14.571	0.121	Vega

Aperture details

RA, DEC (J2000) = 1h14m48.79s, -0d29m45.08s
semi major axis, semi minor axis (arcsec) = 28.72, 17.5
angle (degrees, anti-clockwise from east) = -97.3

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	443.63	4.03	17.282	0.010	AB
GALEX_NUV	786.75	2.15	16.660	0.003	AB
SDSS_u	2072.72	21.46	15.609	0.011	AB
SDSS_g	6699.57	22.29	14.335	0.004	AB
DES_g	6840.12	2.78	14.312	0.000	AB
PanSTARRS_g	6788.87	6.34	14.321	0.001	AB
SDSS_r	11061.54	29.65	13.790	0.003	AB
PanSTARRS_r	10900.97	6.06	13.806	0.001	AB
DES_r	12158.42	4.6	13.688	0.000	AB
SDSS_i	15183.43	37.04	13.447	0.003	AB
PanSTARRS_i	14523.32	7.64	13.495	0.001	AB
PanSTARRS_z	16598.58	13.71	13.350	0.001	AB
DES_z	18647.33	12.11	13.223	0.001	AB
PanSTARRS_y	20553.45	37.58	13.118	0.002	AB
2MASS_J	25838.23	473.21	11.974	0.020	Vega
2MASS_H	35189.04	772.02	11.166	0.024	Vega
2MASS_K	29185.05	842.95	10.899	0.031	Vega
WISE_W1	16483.26	87.53	10.658	0.006	Vega
WISE_W2	11984.11	100.2	10.364	0.009	Vega
WISE_W3	71493.87	404.9	6.590	0.006	Vega
WISE_W4	110844.71	3468.37	4.668	0.034	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.349	9.462	9.595
{\rm log}_{10}({\rm SFR})	-0.850	-0.264	0.196
{\rm log}_{10}({\rm sSFR})	-10.364	-9.754	-9.243
{\rm stellar\ age}	5.368	7.016	8.479

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.596	-1.066	-0.487
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.764	0.217	0.405

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.158	0.631	1.008
\delta	-0.394	0.048	0.315
\tau_1/\tau_2	0.676	1.040	1.395
Q_{PAH}	0.682	2.221	4.308
U_{min}	2.440	7.287	14.451
{\rm log}_{10}(\gamma_e)\,	-3.552	-2.687	-1.329

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.082	-1.781	-0.778
{\rm log}_{10}(\tau_{AGN})\,	0.929	1.328	1.786

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.137	-0.769	-0.376
0.03-0.10 Gyr	-0.816	-0.154	0.334
0.10-0.33 Gyr	-1.000	-0.447	0.045
0.33-1.09 Gyr	-1.306	-0.689	-0.318
1.09-3.62 Gyr	-1.140	-0.577	-0.287
3.62-11.97 Gyr	-0.809	-0.469	-0.279
11.97-13.30 Gyr	-0.994	-0.400	0.150

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.671	10.755	10.834
{\rm log}_{10}({\rm SFR})	0.972	1.188	1.448
{\rm log}_{10}({\rm sSFR})	-9.811	-9.561	-9.247
{\rm stellar\ age}	4.688	6.037	7.177

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.432	-0.255	-0.121
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.735	0.115	0.276

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.506	0.679	0.858
\delta	-0.173	-0.086	-0.019
\tau_1/\tau_2	0.688	0.991	1.316
Q_{PAH}	0.458	0.881	1.510
U_{min}	2.264	6.085	12.285
{\rm log}_{10}(\gamma_e)\,	-3.553	-2.896	-2.121

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.043	-1.689	-1.328
{\rm log}_{10}(\tau_{AGN})\,	1.302	1.626	1.883

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.949	1.100	1.272
0.03-0.10 Gyr	0.958	1.230	1.518
0.10-0.33 Gyr	0.920	1.172	1.406
0.33-1.09 Gyr	0.682	0.972	1.168
1.09-3.62 Gyr	0.640	0.880	1.072
3.62-11.97 Gyr	0.491	0.760	0.925
11.97-13.30 Gyr	0.265	0.780	1.180