2025xfh

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Information

Transient

Name: AT2025xfh
Right ascension: 23h33m47.71s
Declination: 30d12m54.62s
Discovery Date: Sept. 8, 2025, 8:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.066

Host

Name:
Right ascension: 23h33m48.48s
Declination: 30d12m42.58s
Redshift: None
Photometric Redshift: 0.184

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.87
Transient MWEBV	processed	0.04
Host match	processed	6.21
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	17.05
Global aperture photometry	processed	6.28
Validate global photometry	processed	20.69
Global host SED inference	processed	4167.42
Local aperture photometry	processed	6.27
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) = 23h33m47.71s, 30d12m54.62s
semi major axis, semi minor axis (arcsec) = 0.65, 0.65
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) = 23h33m48.47s, 30d12m40.46s
semi major axis, semi minor axis (arcsec) = 4.01, 3.21
angle (degrees, anti-clockwise from east) = 39.44

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	4.43	0.4	22.284	0.097	AB
SDSS_u	5.38	2.67	22.073	0.539	AB
SDSS_g	11.48	1.26	21.250	0.119	AB
DES_g	10.15	0.25	21.384	0.026	AB
PanSTARRS_g	10.0	0.85	21.400	0.092	AB
SDSS_r	16.01	1.8	20.889	0.122	AB
PanSTARRS_r	16.35	0.93	20.866	0.062	AB
DES_r	19.14	0.45	20.695	0.026	AB
SDSS_i	31.38	2.78	20.159	0.096	AB
PanSTARRS_i	23.48	0.92	20.473	0.043	AB
PanSTARRS_z	38.84	2.31	19.927	0.065	AB
SDSS_z	61.13	10.6	19.434	0.188	AB
PanSTARRS_y	54.0	6.28	19.569	0.126	AB
2MASS_J	85.8	93.63	18.171	1.185	Vega
2MASS_H	118.18	143.93	17.351	1.322	Vega
2MASS_K	-324.17	183.08			Vega
WISE_W1	528.86	14.59	14.393	0.030	Vega
WISE_W2	449.86	16.39	13.928	0.040	Vega
WISE_W3	1655.63	67.76	10.679	0.044	Vega
WISE_W4	1899.13	457.21	9.084	0.261	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})\,	9.113	9.479	9.914
{\rm log}_{10}({\rm SFR})	0.846	1.175	1.672
{\rm log}_{10}({\rm sSFR})	-8.676	-8.189	-7.925
{\rm stellar\ age}	0.071	0.689	4.551

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.344	-0.663	-0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.662	-0.968	0.096

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.470	1.921	2.619
\delta	0.302	0.357	0.388
\tau_1/\tau_2	0.817	1.305	1.674
Q_{PAH}	1.226	2.405	4.347
U_{min}	3.534	9.848	17.506
{\rm log}_{10}(\gamma_e)\,	-3.609	-2.975	-1.920

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.441	-1.157	-0.833
{\rm log}_{10}(\tau_{AGN})\,	0.710	0.745	0.814

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.900	0.719	1.145
0.03-0.10 Gyr	0.734	1.247	1.827
0.10-0.32 Gyr	-2.062	-0.187	0.702
0.32-1.02 Gyr	-3.933	-1.201	0.066
1.02-3.24 Gyr	-5.727	-2.083	-0.280
3.24-10.33 Gyr	-6.936	-2.330	-0.455
10.33-11.48 Gyr	-6.890	-2.182	-0.175