2025xpg

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Information

Transient

Name: AT2025xpg
Right ascension: 15h04m03.83s
Declination: -3d33m00.03s
Discovery Date: Sept. 11, 2025, 5:38 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.130

Host

Name:
Right ascension: 15h04m03.89s
Declination: -3d32m58.89s
Redshift: None
Photometric Redshift: 0.126

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	5.69
Transient MWEBV	processed	0.11
Host match	processed	6.54
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.62
Global aperture photometry	processed	5.56
Validate global photometry	processed	14.11
Global host SED inference	processed	395.25
Local aperture photometry	processed	5.6
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) = 15h04m03.83s, -3d33m00.03s
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) = 15h04m03.89s, -3d32m58.61s
semi major axis, semi minor axis (arcsec) = 6.09, 4.39
angle (degrees, anti-clockwise from east) = -103.2

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	11.55	3.48	21.244	0.328	AB
GALEX_NUV	12.46	1.59	21.161	0.139	AB
DES_g	132.58	0.46	18.594	0.004	AB
PanSTARRS_g	126.37	1.0	18.646	0.009	AB
PanSTARRS_r	220.19	1.32	18.043	0.007	AB
DES_r	236.82	0.99	17.964	0.005	AB
PanSTARRS_i	320.32	2.12	17.636	0.007	AB
PanSTARRS_z	354.25	3.13	17.527	0.010	AB
DES_z	380.15	3.19	17.450	0.009	AB
PanSTARRS_y	439.48	6.7	17.293	0.017	AB
2MASS_J	738.07	153.95	15.835	0.226	Vega
2MASS_H	645.96	202.86	15.507	0.341	Vega
2MASS_K	827.66	306.54	14.768	0.402	Vega
WISE_W1	292.6	13.34	15.035	0.049	Vega
WISE_W2	219.28	17.76	14.709	0.088	Vega
WISE_W3	1039.36	57.93	11.184	0.061	Vega
WISE_W4	817.64	406.67	9.999	0.540	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})\,	10.223	10.273	10.316
{\rm log}_{10}({\rm SFR})	0.095	0.324	0.546
{\rm log}_{10}({\rm sSFR})	-10.182	-9.937	-9.716
{\rm stellar\ age}	4.529	5.497	6.328

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.576	-0.341	-0.176
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.230	0.211	0.366

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.109	0.177	0.308
\delta	-0.722	-0.316	0.047
\tau_1/\tau_2	0.838	1.147	1.477
Q_{PAH}	0.796	2.087	4.120
U_{min}	2.125	6.792	13.804
{\rm log}_{10}(\gamma_e)\,	-2.730	-1.634	-0.755

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.992	-2.584	-1.628
{\rm log}_{10}(\tau_{AGN})\,	1.049	1.512	1.907

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.086	0.218	0.352
0.03-0.10 Gyr	0.055	0.366	0.643
0.10-0.32 Gyr	0.379	0.639	0.840
0.32-1.05 Gyr	0.454	0.656	0.813
1.05-3.38 Gyr	0.250	0.449	0.628
3.38-10.93 Gyr	0.117	0.329	0.440
10.93-12.14 Gyr	-0.177	0.324	0.707