2025hos

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Information

Transient

Name: AT2025hos
Right ascension: 5h19m39.43s
Declination: -43d05m52.78s
Discovery Date: April 18, 2025, 5:28 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: 2025hos
Right ascension: 5h19m39.53s
Declination: -43d05m51.90s
Redshift: 0.045972
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	0.95
Cutout download	processed	3.57
Global aperture construction	processed	0.16
Local aperture photometry	processed	0.9
Global aperture photometry	processed	0.96
Validate local photometry	no valid phot	0.01
Validate global photometry	processed	1.44
Host information	processed	0.1
Global host SED inference	processed	480.95
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.06
Processing status	blocked	N/A	N/A

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) = 5h19m39.43s, -43d05m52.78s
semi major axis, semi minor axis (arcsec) = 2.22, 2.22
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys

Aperture details

RA, DEC (J2000) = 5h19m39.52s, -43d05m52.29s
semi major axis, semi minor axis (arcsec) = 8.75, 6.8
angle (degrees, anti-clockwise from east) = -79.82

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	119.12	11.94	18.710	0.109	AB
GALEX_NUV	196.2	5.52	18.168	0.031	AB
2MASS_J	2292.28	202.99	14.604	0.096	Vega
2MASS_H	2501.47	298.6	14.037	0.130	Vega
2MASS_K	2443.89	364.29	13.592	0.162	Vega
WISE_W1	1231.35	21.06	13.475	0.019	Vega
WISE_W2	784.66	20.8	13.324	0.029	Vega
WISE_W3	3475.81	62.68	9.873	0.020	Vega
WISE_W4	3608.61	479.4	8.387	0.144	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.690	9.979	10.207
${\rm log}_{10}({\rm SFR})$	-0.089	0.294	0.684
${\rm log}_{10}({\rm sSFR})$	-10.146	-9.661	-9.162
${\rm stellar\ age}$	3.106	7.055	9.735

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.755	-0.291	0.020
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.680	-0.785	0.007

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.150	0.285	0.495
$\delta$	-0.583	-0.137	0.192
$\tau_1/\tau_2$	0.313	0.731	1.198
$Q_{PAH}$	0.396	1.346	2.998
$U_{min}$	2.743	7.524	14.394
${\rm log}_{10}(\gamma_e)\,$	-3.401	-2.601	-1.672

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.268	-3.084	-1.890
${\rm log}_{10}(\tau_{AGN})\,$	0.995	1.553	1.959

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.361	0.214	0.583
0.03-0.10 Gyr	-0.767	0.241	0.785
0.10-0.33 Gyr	-1.486	-0.091	0.720
0.33-1.09 Gyr	-2.277	-0.451	0.291
1.09-3.59 Gyr	-1.722	-0.360	0.112
3.59-11.83 Gyr	-1.270	-0.103	0.275
11.83-13.14 Gyr	-1.071	0.091	0.999