2025aays

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Information

Transient

Name: AT2025aays
Right ascension: 0h38m19.74s
Declination: 31d08m57.53s
Discovery Date: Oct. 13, 2025, 4:37 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name:
Right ascension: 0h38m19.75s
Declination: 31d08m57.25s
Redshift: None
Photometric Redshift: 0.142

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.67
Transient MWEBV	processed	0.06
Host match	processed	5.59
Host information	processed	0.12
Host MWEBV	processed	0.04
Global aperture construction	processed	2.43
Global aperture photometry	processed	6.28
Validate global photometry	processed	17.01
Global host SED inference	processed	559.14
Local aperture photometry	processed	6.08
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) = 0h38m19.74s, 31d08m57.53s
semi major axis, semi minor axis (arcsec) = 0.8, 0.8
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) = 0h38m19.75s, 31d08m57.59s
semi major axis, semi minor axis (arcsec) = 4.36, 3.44
angle (degrees, anti-clockwise from east) = -100.59

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	1.05	1.02	23.846	1.053	AB
GALEX_NUV	3.35	1.85	22.586	0.600	AB
SDSS_u	28.17	4.97	20.276	0.192	AB
SDSS_g	12.87	1.57	21.126	0.132	AB
DES_g	16.85	0.33	20.834	0.021	AB
PanSTARRS_g	14.07	0.91	21.029	0.071	AB
SDSS_r	30.43	2.59	20.192	0.092	AB
PanSTARRS_r	24.3	1.1	20.436	0.049	AB
DES_r	28.65	0.8	20.257	0.030	AB
SDSS_i	30.12	3.58	20.203	0.129	AB
PanSTARRS_i	35.42	1.42	20.027	0.044	AB
PanSTARRS_z	39.01	3.09	19.922	0.086	AB
SDSS_z	26.99	13.16	20.322	0.529	AB
DES_z	42.35	2.1	19.833	0.054	AB
PanSTARRS_y	42.02	6.39	19.841	0.165	AB
2MASS_J	184.61	107.1	17.339	0.630	Vega
2MASS_H	271.37	177.81	16.448	0.711	Vega
2MASS_K	133.13	177.76	16.751	1.450	Vega
WISE_W1	14.94	7.24	18.265	0.526	Vega
WISE_W2	5.07	10.92	18.798	2.336	Vega
WISE_W3	78.18	54.72	13.993	0.760	Vega
WISE_W4	-389.38	325.51			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})\,	8.903	9.388	9.603
{\rm log}_{10}({\rm SFR})	0.039	0.641	1.137
{\rm log}_{10}({\rm sSFR})	-9.496	-8.626	-7.939
{\rm stellar\ age}	0.198	4.660	7.521

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.625	-0.872	-0.143
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.313	-0.471	0.145

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.390	0.888	1.549
\delta	-0.302	-0.036	0.187
\tau_1/\tau_2	0.463	1.004	1.518
Q_{PAH}	0.934	2.546	4.795
U_{min}	3.617	10.188	18.476
{\rm log}_{10}(\gamma_e)\,	-2.961	-1.702	-0.604

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.930	-1.954	-0.587
{\rm log}_{10}(\tau_{AGN})\,	0.980	1.397	1.853

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.365	-0.405	0.134
0.03-0.10 Gyr	0.153	0.780	1.288
0.10-0.32 Gyr	-3.120	-1.144	0.176
0.32-1.04 Gyr	-5.468	-1.938	-0.457
1.04-3.34 Gyr	-4.972	-1.342	-0.422
3.34-10.76 Gyr	-4.355	-1.067	-0.343
10.76-11.95 Gyr	-4.464	-0.919	0.217