2025wjk

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Information

Transient

Name: AT2025wjk
Right ascension: 22h49m41.26s
Declination: -8d53m27.45s
Discovery Date: Aug. 19, 2025, 10:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name:
Right ascension: 22h49m41.29s
Declination: -8d53m30.38s
Redshift: None
Photometric Redshift: 0.081

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	23.87
Transient MWEBV	processed	0.04
Host match	processed	7.4
Host information	processed	0.14
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	5.19
Validate global photometry	processed	16.87
Global host SED inference	processed	418.43
Local aperture photometry	processed	5.75
Validate local photometry	processed	0.02
Local host SED inference	processed	476.47

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) = 22h49m41.26s, -8d53m27.45s
semi major axis, semi minor axis (arcsec) = 1.31, 1.31
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	5.77	0.17	21.997	0.031	AB
PanSTARRS_r	8.09	0.26	21.630	0.035	AB
SDSS_i	11.09	1.35	21.288	0.132	AB
PanSTARRS_i	9.92	0.33	21.409	0.036	AB
PanSTARRS_z	9.35	0.82	21.473	0.096	AB
SDSS_z	9.73	5.5	21.429	0.613	AB
PanSTARRS_y	13.31	2.42	21.089	0.197	AB

Aperture details

RA, DEC (J2000) = 22h49m41.28s, -8d53m30.37s
semi major axis, semi minor axis (arcsec) = 8.59, 2.22
angle (degrees, anti-clockwise from east) = -26.67

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	6.61	0.55	21.850	0.091	AB
GALEX_NUV	7.5	0.47	21.712	0.068	AB
SDSS_u	13.61	4.69	21.066	0.374	AB
SDSS_g	41.56	2.39	19.853	0.063	AB
DES_g	34.02	0.46	20.071	0.015	AB
PanSTARRS_g	43.11	0.9	19.814	0.023	AB
SDSS_r	72.0	3.18	19.257	0.048	AB
PanSTARRS_r	56.81	0.84	19.514	0.016	AB
SDSS_i	80.91	4.21	19.130	0.056	AB
PanSTARRS_i	71.99	1.06	19.257	0.016	AB
PanSTARRS_z	78.26	2.66	19.166	0.037	AB
SDSS_z	27.28	18.23	20.310	0.726	AB
PanSTARRS_y	62.47	7.77	19.411	0.135	AB
2MASS_J	222.19	130.29	17.138	0.637	Vega
2MASS_H	129.62	215.34	17.251	1.804	Vega
2MASS_K	136.66	252.44	16.723	2.006	Vega
WISE_W1	48.63	11.98	16.984	0.267	Vega
WISE_W2	47.49	17.86	16.369	0.408	Vega
WISE_W3	57.4	75.59	14.329	1.430	Vega
WISE_W4	269.22	492.52	11.205	1.986	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})\,	7.976	8.195	8.360
{\rm log}_{10}({\rm SFR})	-1.934	-1.180	-0.214
{\rm log}_{10}({\rm sSFR})	-10.175	-9.399	-8.107
{\rm stellar\ age}	0.266	3.755	6.228

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.649	-1.034	-0.316
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.382	-0.562	0.147

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.224	0.657	1.383
\delta	-0.436	-0.043	0.251
\tau_1/\tau_2	0.652	1.057	1.440
Q_{PAH}	1.243	3.016	5.281
U_{min}	3.181	8.618	16.440
{\rm log}_{10}(\gamma_e)\,	-2.807	-1.766	-0.753

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.304	-0.282	0.192
{\rm log}_{10}(\tau_{AGN})\,	1.181	1.552	1.933

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.405	-1.608	-1.082
0.03-0.10 Gyr	-2.060	-1.141	-0.063
0.10-0.33 Gyr	-2.590	-1.356	-0.631
0.33-1.07 Gyr	-3.864	-1.544	-1.030
1.07-3.49 Gyr	-4.813	-1.889	-1.428
3.49-11.42 Gyr	-5.613	-2.171	-1.612
11.42-12.68 Gyr	-5.459	-2.192	-1.444

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.145	9.256	9.359
{\rm log}_{10}({\rm SFR})	-1.061	-0.783	-0.484
{\rm log}_{10}({\rm sSFR})	-10.319	-10.032	-9.733
{\rm stellar\ age}	5.631	6.853	8.070

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.538	-1.040	-0.516
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.675	-0.745	0.143

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.053	0.170	0.421
\delta	-0.429	0.056	0.293
\tau_1/\tau_2	0.657	1.028	1.425
Q_{PAH}	1.688	3.660	5.649
U_{min}	3.163	8.181	15.350
{\rm log}_{10}(\gamma_e)\,	-2.634	-1.436	-0.400

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.928	-0.811	-0.448
{\rm log}_{10}(\tau_{AGN})\,	1.252	1.624	1.952

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.213	-0.914	-0.670
0.03-0.10 Gyr	-1.100	-0.748	-0.391
0.10-0.33 Gyr	-1.140	-0.766	-0.466
0.33-1.07 Gyr	-1.196	-0.806	-0.531
1.07-3.49 Gyr	-1.054	-0.734	-0.524
3.49-11.42 Gyr	-0.900	-0.647	-0.494
11.42-12.68 Gyr	-1.023	-0.527	-0.077