2025slr

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Information

Transient

Name: AT2025slr
Right ascension: 20h55m19.04s
Declination: -0d10m28.16s
Discovery Date: July 27, 2025, 11:45 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.079

Host

Name: J205518.89-001029.6
Right ascension: 20h55m18.89s
Declination: -0d10m29.69s
Redshift: 0.152865
Photometric Redshift: 0.150

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	4.18
Cutout download	processed	13.83
Global aperture construction	processed	0.68
Local aperture photometry	processed	4.42
Global aperture photometry	processed	3.69
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	11.1
Host information	processed	0.15
Global host SED inference	processed	640.11
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.08
Host MWEBV	processed	0.05
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) = 20h55m19.04s, -0d10m28.16s
semi major axis, semi minor axis (arcsec) = 0.75, 0.75
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) = 20h55m18.88s, -0d10m29.45s
semi major axis, semi minor axis (arcsec) = 5.36, 4.9
angle (degrees, anti-clockwise from east) = -89.8

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	0.56	0.4	24.530	0.776	AB
GALEX_NUV	0.75	0.25	24.215	0.367	AB
PanSTARRS_g	144.8	1.16	18.498	0.009	AB
PanSTARRS_r	389.1	1.37	17.425	0.004	AB
PanSTARRS_i	580.86	1.38	16.990	0.003	AB
PanSTARRS_z	771.96	3.52	16.681	0.005	AB
PanSTARRS_y	918.11	9.16	16.493	0.011	AB
2MASS_J	1201.04	143.52	15.306	0.130	Vega
2MASS_H	1747.82	239.22	14.426	0.149	Vega
2MASS_K	1936.61	248.71	13.845	0.139	Vega
WISE_W1	560.83	20.22	14.329	0.039	Vega
WISE_W2	350.13	30.28	14.200	0.094	Vega
WISE_W3	134.84	78.37	13.401	0.631	Vega
WISE_W4	310.72	402.76	11.049	1.407	Vega

Imaging data

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})\,	10.982	11.076	11.185
{\rm log}_{10}({\rm SFR})	-4.499	-1.373	0.143
{\rm log}_{10}({\rm sSFR})	-15.730	-12.491	-10.949
{\rm stellar\ age}	6.729	8.446	11.219

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.588	-1.248	-0.996
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.446	-0.693	-0.018

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.344	0.470	0.612
\delta	-0.944	-0.815	-0.634
\tau_1/\tau_2	0.449	0.961	1.483
Q_{PAH}	0.662	2.281	4.847
U_{min}	3.789	10.941	18.667
{\rm log}_{10}(\gamma_e)\,	-2.897	-1.461	-0.422

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.443	-3.444	-2.277
{\rm log}_{10}(\tau_{AGN})\,	1.092	1.612	1.988

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.676	-1.935	-0.023
0.03-0.10 Gyr	-5.536	-1.942	0.172
0.10-0.32 Gyr	-5.349	-1.949	0.247
0.32-1.03 Gyr	-5.254	-2.064	0.205
1.03-3.31 Gyr	-3.415	-0.955	0.917
3.31-10.65 Gyr	-1.347	0.965	1.379
10.65-11.83 Gyr	-0.389	1.830	2.363