2025yei

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Information

Transient

Name: AT2025yei
Right ascension: 2h45m02.78s
Declination: 5d57m11.33s
Discovery Date: Sept. 15, 2025, 9:22 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.070

Host

Name:
Right ascension: 2h45m02.74s
Declination: 5d57m13.11s
Redshift: None
Photometric Redshift: 0.165

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.29
Transient MWEBV	processed	0.07
Host match	processed	5.11
Host information	processed	0.11
Host MWEBV	processed	0.05
Global aperture construction	processed	2.42
Global aperture photometry	processed	6.29
Validate global photometry	processed	16.9
Global host SED inference	processed	545.42
Local aperture photometry	processed	6.67
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) = 2h45m02.78s, 5d57m11.33s
semi major axis, semi minor axis (arcsec) = 0.71, 0.71
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) = 2h45m02.69s, 5d57m13.45s
semi major axis, semi minor axis (arcsec) = 4.93, 1.99
angle (degrees, anti-clockwise from east) = -38.99

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	2.13	1.03	23.080	0.528	AB
GALEX_NUV	4.3	1.18	22.315	0.297	AB
SDSS_u	5.92	2.85	21.969	0.523	AB
SDSS_g	6.53	1.21	21.863	0.201	AB
DES_g	6.17	0.26	21.924	0.045	AB
PanSTARRS_g	10.5	0.85	21.347	0.088	AB
SDSS_r	12.29	1.94	21.176	0.172	AB
PanSTARRS_r	8.1	1.12	21.629	0.151	AB
DES_r	8.78	0.43	21.541	0.053	AB
SDSS_i	14.94	2.65	20.964	0.193	AB
PanSTARRS_i	13.24	0.88	21.096	0.073	AB
PanSTARRS_z	17.4	1.91	20.799	0.119	AB
SDSS_z	34.92	9.44	20.042	0.293	AB
DES_z	10.67	1.25	21.329	0.127	AB
PanSTARRS_y	27.59	5.28	20.298	0.208	AB
2MASS_J	79.8	103.3	18.250	1.405	Vega
2MASS_H	11.68	169.77	19.864	15.784	Vega
2MASS_K	35.39	170.95	18.190	5.245	Vega
WISE_W1	7.29	6.29	19.044	0.937	Vega
WISE_W2	-2.36	10.92			Vega
WISE_W3	76.74	48.89	14.013	0.692	Vega
WISE_W4	-323.58	310.81			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})\,	8.480	8.858	9.153
{\rm log}_{10}({\rm SFR})	0.053	0.395	0.872
{\rm log}_{10}({\rm sSFR})	-8.916	-8.343	-7.922
{\rm stellar\ age}	0.074	2.113	5.898

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.397	-0.629	-0.062
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.576	0.034	0.232

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.530	0.965	1.690
\delta	0.157	0.297	0.370
\tau_1/\tau_2	0.523	0.990	1.474
Q_{PAH}	1.186	3.067	5.122
U_{min}	3.173	9.437	17.411
{\rm log}_{10}(\gamma_e)\,	-3.141	-2.116	-0.850

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.738	-1.684	-0.404
{\rm log}_{10}(\tau_{AGN})\,	0.984	1.318	1.808

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.561	0.019	0.398
0.03-0.10 Gyr	0.050	0.471	1.003
0.10-0.32 Gyr	-2.832	-1.067	-0.037
0.32-1.03 Gyr	-5.118	-1.919	-0.823
1.03-3.29 Gyr	-5.828	-2.030	-0.957
3.29-10.53 Gyr	-6.093	-2.070	-0.927
10.53-11.70 Gyr	-6.261	-1.853	-0.603