2025slg

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Information

Transient

Name: AT2025slg
Right ascension: 18h32m45.79s
Declination: 64d51m35.62s
Discovery Date: July 27, 2025, 8:11 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 18h32m45.80s
Declination: 64d51m35.38s
Redshift: None
Photometric Redshift: 0.149

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	27.09
Transient MWEBV	processed	0.05
Host match	processed	5.96
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	4.98
Validate global photometry	processed	14.93
Global host SED inference	processed	450.01
Local aperture photometry	processed	5.41
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) = 18h32m45.79s, 64d51m35.62s
semi major axis, semi minor axis (arcsec) = 0.77, 0.77
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) = 18h32m45.77s, 64d51m35.34s
semi major axis, semi minor axis (arcsec) = 5.18, 4.2
angle (degrees, anti-clockwise from east) = -140.38

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.88	1.58	22.429	0.442	AB
GALEX_NUV	0.84	0.62	24.087	0.804	AB
SDSS_u	-3.32	3.57			AB
SDSS_g	76.79	2.54	19.187	0.036	AB
PanSTARRS_g	93.11	1.17	18.977	0.014	AB
SDSS_r	217.51	4.19	18.056	0.021	AB
PanSTARRS_r	229.58	1.52	17.998	0.007	AB
SDSS_i	336.09	5.65	17.584	0.018	AB
PanSTARRS_i	331.66	1.71	17.598	0.006	AB
PanSTARRS_z	450.13	3.29	17.267	0.008	AB
SDSS_z	453.72	11.43	17.258	0.027	AB
PanSTARRS_y	508.97	8.85	17.133	0.019	AB
2MASS_J	764.04	126.76	15.797	0.180	Vega
2MASS_H	956.61	182.48	15.081	0.207	Vega
2MASS_K	979.48	227.58	14.585	0.252	Vega
WISE_W1	350.69	14.2	14.839	0.044	Vega
WISE_W2	222.88	13.3	14.691	0.065	Vega
WISE_W3	44.95	21.2	14.594	0.512	Vega
WISE_W4	52.24	116.88	12.985	2.429	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})\,	10.649	10.739	10.871
{\rm log}_{10}({\rm SFR})	-2.676	-0.732	0.193
{\rm log}_{10}({\rm sSFR})	-13.614	-11.544	-10.516
{\rm stellar\ age}	6.258	7.349	11.029

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.144	-0.795	-0.600
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.497	-0.707	0.048

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.267	0.433	0.647
\delta	-0.887	-0.694	-0.413
\tau_1/\tau_2	0.559	0.989	1.426
Q_{PAH}	1.005	2.707	4.862
U_{min}	3.191	9.071	16.884
{\rm log}_{10}(\gamma_e)\,	-2.746	-1.575	-0.545

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.104	-2.621	-1.549
{\rm log}_{10}(\tau_{AGN})\,	1.046	1.516	1.894

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.838	-1.069	-0.180
0.03-0.10 Gyr	-3.359	-0.750	0.272
0.10-0.32 Gyr	-3.156	-0.610	0.382
0.32-1.03 Gyr	-3.244	-0.586	0.413
1.03-3.32 Gyr	-2.257	0.136	0.800
3.32-10.69 Gyr	-0.646	0.857	1.051
10.69-11.88 Gyr	0.120	1.104	2.027