2025wtg

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Information

Transient

Name: AT2025wtg
Right ascension: 2h06m03.83s
Declination: 2d47m02.89s
Discovery Date: Sept. 3, 2025, 1:06 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name:
Right ascension: 2h06m04.27s
Declination: 2d47m05.18s
Redshift: None
Photometric Redshift: 0.055

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	40.09
Transient MWEBV	processed	0.06
Host match	processed	7.09
Host information	processed	0.16
Host MWEBV	processed	0.07
Global aperture construction	processed	0.66
Global aperture photometry	processed	4.58
Validate global photometry	processed	13.25
Global host SED inference	processed	411.93
Local aperture photometry	processed	5.37
Validate local photometry	processed	0.02
Local host SED inference	processed	451.33

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) = 2h06m03.83s, 2d47m02.89s
semi major axis, semi minor axis (arcsec) = 1.87, 1.87
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	1.14	1.79	23.757	1.706	AB
SDSS_g	4.78	0.78	22.202	0.178	AB
PanSTARRS_g	6.59	0.55	21.852	0.090	AB
SDSS_r	6.33	1.04	21.896	0.179	AB
PanSTARRS_r	6.43	0.85	21.879	0.143	AB
SDSS_i	7.35	1.53	21.734	0.226	AB
PanSTARRS_i	9.25	0.61	21.484	0.072	AB
PanSTARRS_z	7.73	1.43	21.679	0.201	AB
SDSS_z	20.79	4.83	20.605	0.252	AB
PanSTARRS_y	17.45	3.51	20.795	0.219	AB

Aperture details

RA, DEC (J2000) = 2h06m04.26s, 2d47m05.20s
semi major axis, semi minor axis (arcsec) = 5.07, 3.68
angle (degrees, anti-clockwise from east) = -100.24

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	31.46	4.36	20.156	0.150	AB
SDSS_g	84.1	2.65	19.088	0.034	AB
PanSTARRS_g	86.62	1.3	19.056	0.016	AB
SDSS_r	137.16	3.55	18.557	0.028	AB
PanSTARRS_r	126.57	1.95	18.644	0.017	AB
SDSS_i	179.74	4.62	18.263	0.028	AB
PanSTARRS_i	173.89	1.42	18.299	0.009	AB
PanSTARRS_z	204.09	3.32	18.125	0.018	AB
SDSS_z	218.38	11.43	18.052	0.057	AB
PanSTARRS_y	228.3	8.04	18.004	0.038	AB
2MASS_J	252.24	127.11	17.001	0.547	Vega
2MASS_H	526.56	227.63	15.729	0.469	Vega
2MASS_K	53.56	197.89	17.740	4.011	Vega
WISE_W2	65.54	16.76	16.020	0.278	Vega
WISE_W3	79.0	52.92	13.982	0.727	Vega
WISE_W4	440.25	380.25	10.671	0.938	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})\,	7.412	7.824	8.110
{\rm log}_{10}({\rm SFR})	-1.620	-1.190	-0.799
{\rm log}_{10}({\rm sSFR})	-9.637	-9.010	-8.182
{\rm stellar\ age}	0.470	4.592	6.893

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.329	-0.542	-0.014
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.533	-0.240	-0.003

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.590	0.997	1.494
\delta	-0.250	0.090	0.285
\tau_1/\tau_2	0.750	1.102	1.508
Q_{PAH}	0.768	2.297	4.797
U_{min}	2.873	7.905	15.342
{\rm log}_{10}(\gamma_e)\,	-2.849	-1.805	-0.664

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.028	-0.830	-0.053
{\rm log}_{10}(\tau_{AGN})\,	1.081	1.535	1.913

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.503	-1.056	-0.652
0.03-0.10 Gyr	-2.161	-1.398	-0.816
0.10-0.33 Gyr	-3.024	-1.807	-1.171
0.33-1.08 Gyr	-3.732	-2.093	-1.535
1.08-3.56 Gyr	-4.496	-2.314	-1.794
3.56-11.72 Gyr	-5.002	-2.431	-1.850
11.72-13.02 Gyr	-5.017	-2.463	-1.681

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.059	9.290	9.435
{\rm log}_{10}({\rm SFR})	-1.552	-0.711	0.087
{\rm log}_{10}({\rm sSFR})	-10.983	-10.028	-9.055
{\rm stellar\ age}	2.595	6.052	7.664

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.398	-0.898	-0.497
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.596	-0.738	0.103

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.351	0.594	0.837
\delta	-0.587	-0.146	0.209
\tau_1/\tau_2	0.590	0.930	1.310
Q_{PAH}	0.930	2.429	4.489
U_{min}	2.838	8.324	15.578
{\rm log}_{10}(\gamma_e)\,	-3.064	-1.860	-0.882

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.287	-3.179	-1.985
{\rm log}_{10}(\tau_{AGN})\,	1.059	1.555	1.930

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.194	-1.620	-1.101
0.03-0.10 Gyr	-1.608	-0.587	0.249
0.10-0.33 Gyr	-1.568	-0.473	0.012
0.33-1.08 Gyr	-2.096	-0.636	-0.207
1.08-3.56 Gyr	-2.147	-0.697	-0.366
3.56-11.72 Gyr	-2.339	-0.746	-0.448
11.72-13.02 Gyr	-2.272	-0.779	-0.099