2025wgu

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Information

Transient

Name: AT2025wgu
Right ascension: 21h42m02.33s
Declination: 23d52m58.43s
Discovery Date: Aug. 24, 2025, 6:18 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 21h42m02.34s
Declination: 23d52m56.89s
Redshift: None
Photometric Redshift: 0.177

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	27.89
Transient MWEBV	processed	0.04
Host match	processed	6.58
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	2.73
Global aperture photometry	processed	6.14
Validate global photometry	processed	18.36
Global host SED inference	processed	1638.81
Local aperture photometry	processed	6.82
Validate local photometry	no valid phot	0.03
Local host SED inference	not processed	None

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) = 21h42m02.33s, 23d52m58.43s
semi major axis, semi minor axis (arcsec) = 0.67, 0.67
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 21h42m02.35s, 23d52m56.84s
semi major axis, semi minor axis (arcsec) = 4.01, 1.94
angle (degrees, anti-clockwise from east) = -73.49

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	8.54	2.0	21.572	0.254	AB
GALEX_NUV	5.59	1.46	22.031	0.283	AB
SDSS_u	12.08	3.18	21.195	0.286	AB
SDSS_g	10.46	1.37	21.351	0.142	AB
DES_g	7.48	0.18	21.715	0.027	AB
PanSTARRS_g	6.6	0.69	21.851	0.114	AB
SDSS_r	10.27	1.87	21.371	0.198	AB
PanSTARRS_r	11.53	0.65	21.245	0.062	AB
DES_r	12.5	0.52	21.158	0.045	AB
SDSS_i	15.8	2.92	20.903	0.201	AB
PanSTARRS_i	14.74	0.81	20.979	0.059	AB
PanSTARRS_z	14.55	1.99	20.993	0.149	AB
SDSS_z	12.2	9.13	21.184	0.813	AB
DES_z	15.27	1.11	20.941	0.079	AB
PanSTARRS_y	8.08	4.5	21.632	0.604	AB
2MASS_J	19.8	104.85	19.764	5.750	Vega
2MASS_H	-182.93	147.06			Vega
2MASS_K	-19.93	185.03			Vega
WISE_W1	8.44	12.1	18.886	1.557	Vega
WISE_W2	-6.18	18.07			Vega
WISE_W3	82.06	48.09	13.941	0.636	Vega
WISE_W4	412.98	334.48	10.740	0.879	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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})\,	8.976	9.187	9.365
{\rm log}_{10}({\rm SFR})	-0.299	-0.023	0.729
{\rm log}_{10}({\rm sSFR})	-9.541	-9.133	-8.478
{\rm stellar\ age}	4.512	6.489	8.299

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.547	-0.414	-0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.730	-1.233	0.009

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.037	0.142	1.189
\delta	-0.102	0.293	0.375
\tau_1/\tau_2	0.637	1.068	1.605
Q_{PAH}	0.983	2.702	4.775
U_{min}	2.841	8.322	15.957
{\rm log}_{10}(\gamma_e)\,	-3.054	-2.036	-1.055

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.461	-0.152	0.203
{\rm log}_{10}(\tau_{AGN})\,	1.099	1.370	1.646

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.473	-0.240	0.302
0.03-0.10 Gyr	-0.288	0.067	0.789
0.10-0.32 Gyr	-2.422	-1.182	-0.645
0.32-1.02 Gyr	-3.164	-1.473	-0.967
1.02-3.26 Gyr	-2.446	-1.180	-0.775
3.26-10.41 Gyr	-1.565	-0.785	-0.526
10.41-11.56 Gyr	-1.461	-0.522	0.162