2025xji

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Information

Transient

Name: AT2025xji
Right ascension: 21h21m24.89s
Declination: -2d23m50.10s
Discovery Date: Sept. 13, 2025, 7:20 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name:
Right ascension: 21h21m24.77s
Declination: -2d23m56.28s
Redshift: None
Photometric Redshift: 0.111

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.76
Transient MWEBV	processed	0.09
Host match	processed	6.76
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.63
Global aperture photometry	processed	5.85
Validate global photometry	processed	16.91
Global host SED inference	processed	407.26
Local aperture photometry	processed	6.2
Validate local photometry	processed	0.03
Local host SED inference	not enough filters	21.16

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) = 21h21m24.89s, -2d23m50.10s
semi major axis, semi minor axis (arcsec) = 0.99, 0.99
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_z	2.05	0.52	23.123	0.278	AB

Aperture details

RA, DEC (J2000) = 21h21m24.77s, -2d23m56.10s
semi major axis, semi minor axis (arcsec) = 6.75, 4.71
angle (degrees, anti-clockwise from east) = -124.63

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	12.72	1.01	21.139	0.086	AB
GALEX_NUV	16.35	0.76	20.866	0.051	AB
SDSS_u	-2.57	6.16			AB
SDSS_g	92.65	3.16	18.983	0.037	AB
DES_g	96.95	0.79	18.934	0.009	AB
PanSTARRS_g	101.92	1.28	18.879	0.014	AB
SDSS_r	163.4	4.6	18.367	0.031	AB
PanSTARRS_r	167.3	1.35	18.341	0.009	AB
DES_r	175.49	1.56	18.289	0.010	AB
SDSS_i	212.99	6.1	18.079	0.031	AB
PanSTARRS_i	213.73	1.55	18.075	0.008	AB
PanSTARRS_z	239.5	3.95	17.952	0.018	AB
SDSS_z	286.48	17.96	17.757	0.068	AB
DES_z	262.23	4.22	17.853	0.017	AB
PanSTARRS_y	282.93	11.16	17.771	0.043	AB
2MASS_J	145.23	183.58	17.600	1.372	Vega
2MASS_H	496.45	290.21	15.793	0.635	Vega
2MASS_K	101.1	271.43	17.050	2.915	Vega
WISE_W1	145.24	16.44	15.796	0.123	Vega
WISE_W2	90.05	17.44	15.675	0.210	Vega
WISE_W3	212.19	88.26	12.909	0.452	Vega
WISE_W4	-188.19	467.07			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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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})\,	10.018	10.067	10.137
{\rm log}_{10}({\rm SFR})	-0.089	0.170	0.430
{\rm log}_{10}({\rm sSFR})	-10.156	-9.896	-9.645
{\rm stellar\ age}	6.476	7.175	8.500

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.060	-0.680	-0.447
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.725	-0.322	-0.096

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.081	0.172	0.312
\delta	-0.658	-0.268	0.059
\tau_1/\tau_2	0.756	1.099	1.459
Q_{PAH}	1.020	3.094	5.173
U_{min}	2.778	8.100	15.156
{\rm log}_{10}(\gamma_e)\,	-1.820	-0.825	-0.218

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.742	-2.442	-1.493
{\rm log}_{10}(\tau_{AGN})\,	1.081	1.585	1.943

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.589	-0.359	-0.195
0.03-0.10 Gyr	0.000	0.293	0.574
0.10-0.32 Gyr	-0.289	0.095	0.326
0.32-1.05 Gyr	-0.613	-0.179	0.038
1.05-3.42 Gyr	-0.536	-0.114	0.112
3.42-11.08 Gyr	0.042	0.214	0.328
11.08-12.32 Gyr	-0.030	0.407	0.902