2025aayy

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Information

Transient

Name: AT2025aayy
Right ascension: 1h56m02.48s
Declination: 29d16m43.60s
Discovery Date: Oct. 20, 2025, 12:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name:
Right ascension: 1h56m02.76s
Declination: 29d16m47.44s
Redshift: None
Photometric Redshift: 0.161

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.57
Transient MWEBV	processed	0.07
Host match	processed	5.16
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.69
Global aperture photometry	processed	6.98
Validate global photometry	processed	18.03
Global host SED inference	processed	764.79
Local aperture photometry	processed	7.03
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) = 1h56m02.48s, 29d16m43.60s
semi major axis, semi minor axis (arcsec) = 0.72, 0.72
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) = 1h56m02.76s, 29d16m47.44s
semi major axis, semi minor axis (arcsec) = 10.24, 8.58
angle (degrees, anti-clockwise from east) = -175.5

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	20.88	3.22	20.601	0.168	AB
GALEX_NUV	19.01	2.66	20.702	0.152	AB
SDSS_u	120.75	11.97	18.695	0.108	AB
SDSS_g	232.66	5.63	17.983	0.026	AB
DES_g	268.3	0.94	17.828	0.004	AB
PanSTARRS_g	253.85	2.35	17.889	0.010	AB
SDSS_r	518.21	8.45	17.114	0.018	AB
PanSTARRS_r	506.39	2.72	17.139	0.006	AB
DES_r	562.06	2.34	17.026	0.005	AB
SDSS_i	765.7	12.69	16.690	0.018	AB
PanSTARRS_z	907.48	5.91	16.505	0.007	AB
SDSS_z	991.4	35.31	16.409	0.039	AB
PanSTARRS_y	1100.12	14.36	16.296	0.014	AB
2MASS_J	1532.45	203.89	15.042	0.144	Vega
2MASS_H	1406.41	349.92	14.662	0.270	Vega
2MASS_K	1872.19	402.75	13.881	0.234	Vega
WISE_W1	693.35	19.7	14.099	0.031	Vega
WISE_W2	444.1	27.19	13.942	0.066	Vega
WISE_W3	763.47	79.01	11.519	0.112	Vega
WISE_W4	760.74	395.55	10.077	0.565	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})\,	11.031	11.103	11.212
{\rm log}_{10}({\rm SFR})	0.747	1.127	1.505
{\rm log}_{10}({\rm sSFR})	-10.384	-9.981	-9.615
{\rm stellar\ age}	6.912	8.676	11.015

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.117	-0.781	-0.590
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.498	0.021	0.391

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.166	0.232	0.353
\delta	-0.914	-0.691	-0.320
\tau_1/\tau_2	0.413	0.902	1.446
Q_{PAH}	0.314	1.013	2.223
U_{min}	2.902	8.817	16.989
{\rm log}_{10}(\gamma_e)\,	-3.241	-2.196	-1.328

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.508	-3.611	-2.548
{\rm log}_{10}(\tau_{AGN})\,	1.095	1.617	1.977

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.335	-0.336	0.607
0.03-0.10 Gyr	0.898	1.266	1.662
0.10-0.32 Gyr	-2.886	-1.411	0.391
0.32-1.03 Gyr	-5.067	-1.538	0.315
1.03-3.30 Gyr	-3.294	-0.991	0.585
3.30-10.57 Gyr	-0.556	1.139	1.376
10.57-11.74 Gyr	0.933	1.952	2.380