2025wwj

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Information

Transient

Name: AT2025wwj
Right ascension: 7h38m45.44s
Declination: 20d27m59.62s
Discovery Date: Sept. 4, 2025, 12:06 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.036

Host

Name:
Right ascension: 7h38m45.50s
Declination: 20d27m58.95s
Redshift: None
Photometric Redshift: 0.142

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	33.92
Transient MWEBV	processed	0.07
Host match	processed	6.69
Host information	processed	0.17
Host MWEBV	processed	0.04
Global aperture construction	processed	0.72
Global aperture photometry	processed	5.51
Validate global photometry	processed	16.82
Global host SED inference	processed	473.57
Local aperture photometry	processed	6.24
Validate local photometry	no valid phot	0.02
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) = 7h38m45.44s, 20d27m59.62s
semi major axis, semi minor axis (arcsec) = 0.8, 0.8
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) = 7h38m45.55s, 20d27m58.95s
semi major axis, semi minor axis (arcsec) = 7.35, 4.23
angle (degrees, anti-clockwise from east) = -37.16

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	23.43	1.35	20.476	0.062	AB
GALEX_NUV	42.06	1.14	19.840	0.029	AB
SDSS_u	94.09	5.66	18.966	0.065	AB
SDSS_g	168.62	3.78	18.333	0.024	AB
DES_g	180.09	0.83	18.261	0.005	AB
PanSTARRS_g	173.68	1.37	18.301	0.009	AB
SDSS_r	253.03	5.12	17.892	0.022	AB
PanSTARRS_r	259.33	1.81	17.865	0.008	AB
SDSS_i	363.57	7.07	17.499	0.021	AB
PanSTARRS_i	371.33	2.34	17.476	0.007	AB
PanSTARRS_z	376.42	4.44	17.461	0.013	AB
SDSS_z	409.5	24.54	17.369	0.065	AB
DES_z	397.03	5.64	17.403	0.015	AB
PanSTARRS_y	397.37	10.85	17.402	0.030	AB
2MASS_J	337.62	119.83	16.684	0.385	Vega
2MASS_H	679.18	205.67	15.452	0.329	Vega
2MASS_K	691.71	203.7	14.962	0.320	Vega
WISE_W1	271.01	29.21	15.119	0.117	Vega
WISE_W2	212.65	35.39	14.742	0.181	Vega
WISE_W3	1383.23	110.67	10.874	0.087	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})\,	10.121	10.262	10.396
{\rm log}_{10}({\rm SFR})	1.094	1.270	1.509
{\rm log}_{10}({\rm sSFR})	-9.234	-8.984	-8.676
{\rm stellar\ age}	5.371	6.592	8.668

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.813	-0.492	-0.304
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.110	0.315	0.428

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.168	0.274	0.456
\delta	-0.796	-0.499	-0.239
\tau_1/\tau_2	0.660	1.153	1.599
Q_{PAH}	0.420	1.211	2.644
U_{min}	2.367	7.645	15.253
{\rm log}_{10}(\gamma_e)\,	-3.367	-2.258	-1.381

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.534	-2.137	-1.674
{\rm log}_{10}(\tau_{AGN})\,	0.953	1.319	1.749

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.376	0.584	0.780
0.03-0.10 Gyr	1.227	1.408	1.649
0.10-0.32 Gyr	-1.748	-0.096	0.535
0.32-1.04 Gyr	-2.649	-0.446	0.088
1.04-3.34 Gyr	-1.194	-0.033	0.334
3.34-10.75 Gyr	-0.311	0.321	0.527
10.75-11.95 Gyr	-0.178	0.554	1.253