2025sls

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Information

Transient

Name: AT2025sls
Right ascension: 22h37m30.61s
Declination: 17d40m03.24s
Discovery Date: July 27, 2025, 1:44 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name:
Right ascension: 22h37m30.77s
Declination: 17d40m04.57s
Redshift: None
Photometric Redshift: 0.187

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	40.78
Transient MWEBV	processed	0.07
Host match	processed	6.76
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.68
Global aperture photometry	processed	5.93
Validate global photometry	processed	17.21
Global host SED inference	processed	384.94
Local aperture photometry	processed	6.87
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) = 22h37m30.61s, 17d40m03.24s
semi major axis, semi minor axis (arcsec) = 0.64, 0.64
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) = 22h37m30.76s, 17d40m04.89s
semi major axis, semi minor axis (arcsec) = 7.01, 5.37
angle (degrees, anti-clockwise from east) = -48.28

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	14.47	3.6	20.999	0.270	AB
GALEX_NUV	22.14	1.9	20.537	0.093	AB
SDSS_u	27.57	6.38	20.299	0.251	AB
SDSS_g	152.82	3.72	18.440	0.026	AB
DES_g	171.18	0.69	18.316	0.004	AB
PanSTARRS_g	178.62	1.34	18.270	0.008	AB
SDSS_r	328.89	5.91	17.607	0.020	AB
PanSTARRS_r	334.21	1.55	17.590	0.005	AB
SDSS_i	501.51	8.12	17.149	0.018	AB
PanSTARRS_i	494.84	2.03	17.164	0.004	AB
PanSTARRS_z	588.38	5.22	16.976	0.010	AB
SDSS_z	611.85	23.85	16.933	0.042	AB
DES_z	621.06	5.37	16.917	0.009	AB
PanSTARRS_y	710.81	10.49	16.771	0.016	AB
2MASS_J	919.38	161.87	15.596	0.191	Vega
2MASS_H	1324.42	208.53	14.727	0.171	Vega
2MASS_K	934.78	325.81	14.635	0.378	Vega
WISE_W1	554.37	16.42	14.342	0.032	Vega
WISE_W2	458.06	20.25	13.909	0.048	Vega
WISE_W3	911.51	74.22	11.327	0.088	Vega
WISE_W4	340.27	460.5	10.950	1.469	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})\,	10.954	10.994	11.034
{\rm log}_{10}({\rm SFR})	0.503	0.688	0.849
{\rm log}_{10}({\rm sSFR})	-10.489	-10.310	-10.126
{\rm stellar\ age}	5.682	6.299	7.098

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.432	-0.223	-0.087
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.024	0.212	0.350

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.163	0.253	0.375
\delta	-0.492	-0.188	0.079
\tau_1/\tau_2	0.633	0.944	1.287
Q_{PAH}	0.748	1.865	3.858
U_{min}	2.175	6.814	13.901
{\rm log}_{10}(\gamma_e)\,	-3.260	-2.246	-1.360

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.984	-2.655	-1.668
{\rm log}_{10}(\tau_{AGN})\,	1.092	1.517	1.878

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.467	0.645	0.778
0.03-0.10 Gyr	0.458	0.707	0.920
0.10-0.32 Gyr	0.702	0.904	1.100
0.32-1.02 Gyr	0.801	0.981	1.125
1.02-3.23 Gyr	0.807	1.025	1.197
3.23-10.30 Gyr	1.036	1.168	1.254
10.30-11.45 Gyr	0.853	1.256	1.662