2025sxv

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Information

Transient

Name: AT2025sxv
Right ascension: 23h57m17.14s
Declination: -8d30m22.17s
Discovery Date: July 29, 2025, 8:24 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name:
Right ascension: 23h57m17.17s
Declination: -8d30m23.18s
Redshift: None
Photometric Redshift: 0.126

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	35.92
Transient MWEBV	processed	0.14
Host match	processed	5.68
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	0.67
Global aperture photometry	processed	6.53
Validate global photometry	processed	17.77
Global host SED inference	processed	420.17
Local aperture photometry	processed	7.33
Validate local photometry	no valid phot	0.03
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) = 23h57m17.14s, -8d30m22.17s
semi major axis, semi minor axis (arcsec) = 0.89, 0.89
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) = 23h57m17.14s, -8d30m23.09s
semi major axis, semi minor axis (arcsec) = 3.63, 2.57
angle (degrees, anti-clockwise from east) = -89.54

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	2.95	0.52	22.725	0.190	AB
GALEX_NUV	4.99	0.5	22.154	0.109	AB
SDSS_u	13.74	3.21	21.055	0.254	AB
SDSS_g	23.55	1.75	20.470	0.081	AB
DES_g	23.47	0.41	20.474	0.019	AB
PanSTARRS_g	24.06	0.71	20.447	0.032	AB
SDSS_r	31.97	2.25	20.138	0.076	AB
PanSTARRS_r	32.48	0.54	20.121	0.018	AB
DES_r	37.97	0.7	19.951	0.020	AB
SDSS_i	54.32	3.08	19.563	0.061	AB
PanSTARRS_i	44.83	0.85	19.771	0.020	AB
PanSTARRS_z	49.17	1.74	19.671	0.038	AB
SDSS_z	44.27	9.46	19.785	0.232	AB
DES_z	51.27	2.03	19.625	0.043	AB
PanSTARRS_y	45.97	3.88	19.744	0.092	AB
2MASS_J	41.0	89.24	18.973	2.363	Vega
2MASS_H	93.32	119.92	17.607	1.395	Vega
2MASS_K	43.84	181.01	17.958	4.483	Vega
WISE_W1	50.73	6.71	16.938	0.143	Vega
WISE_W2	23.01	11.85	17.156	0.559	Vega
WISE_W3	-51.39	66.05			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})\,	9.139	9.310	9.470
{\rm log}_{10}({\rm SFR})	-0.530	-0.168	0.256
{\rm log}_{10}({\rm sSFR})	-9.920	-9.499	-9.020
{\rm stellar\ age}	1.982	4.551	6.269

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.588	-0.958	-0.341
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.589	0.132	0.395

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.354	0.613	0.872
\delta	-0.164	0.108	0.281
\tau_1/\tau_2	0.730	1.078	1.397
Q_{PAH}	1.258	2.885	4.783
U_{min}	3.121	8.371	15.824
{\rm log}_{10}(\gamma_e)\,	-2.843	-1.736	-0.700

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.025	-2.350	-0.967
{\rm log}_{10}(\tau_{AGN})\,	0.979	1.468	1.902

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.686	-0.383	-0.159
0.03-0.10 Gyr	-0.586	-0.111	0.382
0.10-0.32 Gyr	-0.385	0.029	0.396
0.32-1.05 Gyr	-0.903	-0.274	0.084
1.05-3.38 Gyr	-1.296	-0.613	-0.294
3.38-10.93 Gyr	-1.746	-0.817	-0.486
10.93-12.14 Gyr	-1.897	-0.799	-0.220