2025xua

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Information

Transient

Name: AT2025xua
Right ascension: 1h00m31.43s
Declination: 18d28m26.50s
Discovery Date: Sept. 16, 2025, 4:32 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.042

Host

Name:
Right ascension: 1h00m31.26s
Declination: 18d28m20.83s
Redshift: None
Photometric Redshift: 0.176

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.48
Transient MWEBV	processed	0.04
Host match	processed	5.78
Host information	processed	0.1
Host MWEBV	processed	0.04
Global aperture construction	processed	2.7
Global aperture photometry	processed	6.44
Validate global photometry	processed	17.27
Global host SED inference	processed	506.44
Local aperture photometry	processed	6.73
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) = 1h00m31.43s, 18d28m26.50s
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) = 1h00m31.24s, 18d28m21.12s
semi major axis, semi minor axis (arcsec) = 10.43, 8.11
angle (degrees, anti-clockwise from east) = -91.86

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	13.77	2.63	21.052	0.207	AB
GALEX_NUV	14.66	2.27	20.985	0.168	AB
SDSS_u	20.71	8.1	20.609	0.425	AB
SDSS_g	91.74	4.82	18.994	0.057	AB
DES_g	105.81	0.73	18.839	0.007	AB
PanSTARRS_g	98.44	2.23	18.917	0.025	AB
SDSS_r	203.49	6.36	18.129	0.034	AB
PanSTARRS_r	194.23	2.7	18.179	0.015	AB
DES_r	216.62	1.39	18.061	0.007	AB
SDSS_i	293.24	8.44	17.732	0.031	AB
PanSTARRS_i	265.37	3.11	17.840	0.013	AB
PanSTARRS_z	296.51	6.72	17.720	0.025	AB
SDSS_z	483.32	26.8	17.189	0.060	AB
DES_z	349.6	3.67	17.541	0.011	AB
PanSTARRS_y	380.57	13.54	17.449	0.039	AB
2MASS_J	647.74	263.85	15.977	0.442	Vega
2MASS_H	401.66	394.78	16.023	1.067	Vega
WISE_W1	185.76	19.52	15.529	0.114	Vega
WISE_W2	132.38	22.25	15.256	0.182	Vega
WISE_W3	303.08	89.68	12.522	0.321	Vega
WISE_W4	234.33	447.4	11.355	2.073	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})\,	10.616	10.653	10.717
{\rm log}_{10}({\rm SFR})	0.320	0.556	0.789
{\rm log}_{10}({\rm sSFR})	-10.331	-10.097	-9.880
{\rm stellar\ age}	6.728	7.331	9.125

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.838	-0.683	-0.550
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.396	-0.124	0.199

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.058	0.099	0.156
\delta	-0.912	-0.703	-0.406
\tau_1/\tau_2	0.938	1.325	1.695
Q_{PAH}	0.799	2.080	3.847
U_{min}	2.802	8.296	15.192
{\rm log}_{10}(\gamma_e)\,	-1.966	-0.977	-0.309

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.062	-2.658	-1.673
{\rm log}_{10}(\tau_{AGN})\,	1.128	1.602	1.923

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.159	0.039	0.202
0.03-0.10 Gyr	0.412	0.677	0.926
0.10-0.32 Gyr	-0.155	0.341	0.599
0.32-1.02 Gyr	-0.415	0.074	0.356
1.02-3.26 Gyr	-0.520	0.139	0.474
3.26-10.42 Gyr	0.586	0.860	0.948
10.42-11.57 Gyr	0.709	1.153	1.687