2025uyi

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Information

Transient

Name: SN2025uyi
Right ascension: 23h43m54.77s
Declination: 40d01m31.39s
Discovery Date: Aug. 22, 2025, 7:44 a.m.
Classification: SN Ia
Redshift: 0.068000
MW E(B-V): 0.090

Host

Name:
Right ascension: 23h43m55.18s
Declination: 40d01m30.78s
Redshift: 0.065647
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	26.48
Transient MWEBV	processed	0.13
Host match	processed	5.28
Host information	processed	0.14
Host MWEBV	processed	0.08
Global aperture construction	processed	0.66
Global aperture photometry	processed	4.76
Validate global photometry	processed	14.39
Global host SED inference	processed	383.84
Local aperture photometry	processed	5.52
Validate local photometry	processed	0.02
Local host SED inference	processed	446.02

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) = 23h43m54.77s, 40d01m31.39s
semi major axis, semi minor axis (arcsec) = 1.59, 1.59
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	7.17	1.42	21.761	0.216	AB
SDSS_g	34.04	1.56	20.070	0.050	AB
PanSTARRS_g	37.14	0.48	19.975	0.014	AB
SDSS_r	57.88	2.08	19.494	0.039	AB
PanSTARRS_r	61.75	0.61	19.423	0.011	AB
SDSS_i	81.98	2.64	19.116	0.035	AB
PanSTARRS_i	87.69	0.58	19.043	0.007	AB
PanSTARRS_z	103.3	1.16	18.865	0.012	AB
SDSS_z	109.49	5.03	18.802	0.050	AB
PanSTARRS_y	126.21	2.79	18.647	0.024	AB

Aperture details

RA, DEC (J2000) = 23h43m55.19s, 40d01m30.78s
semi major axis, semi minor axis (arcsec) = 15.97, 6.76
angle (degrees, anti-clockwise from east) = -78.4

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	40.38	2.63	19.885	0.071	AB
SDSS_u	80.81	8.76	19.131	0.118	AB
SDSS_g	506.03	6.41	17.140	0.014	AB
SDSS_r	892.94	8.9	16.523	0.011	AB
PanSTARRS_r	998.87	3.87	16.401	0.004	AB
PanSTARRS_z	1590.6	7.41	15.896	0.005	AB
PanSTARRS_y	1982.81	18.11	15.657	0.010	AB
2MASS_H	2912.04	379.44	13.872	0.141	Vega
WISE_W1	1293.25	26.7	13.422	0.022	Vega
WISE_W2	795.38	27.94	13.310	0.038	Vega
WISE_W3	2948.06	119.6	10.052	0.044	Vega
WISE_W4	4219.82	777.46	8.217	0.200	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.997	9.237	9.358
{\rm log}_{10}({\rm SFR})	-1.616	-0.986	-0.160
{\rm log}_{10}({\rm sSFR})	-10.904	-10.285	-9.316
{\rm stellar\ age}	1.949	5.967	7.548

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.270	-0.525	-0.069
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.473	-0.659	0.025

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.183	0.621	1.035
\delta	-0.607	-0.179	0.228
\tau_1/\tau_2	0.648	1.013	1.377
Q_{PAH}	0.954	2.827	5.511
U_{min}	2.923	8.108	15.258
{\rm log}_{10}(\gamma_e)\,	-3.191	-2.064	-0.884

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.650	-0.823	-0.287
{\rm log}_{10}(\tau_{AGN})\,	0.971	1.411	1.911

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.826	-1.229	-0.789
0.03-0.10 Gyr	-1.821	-0.979	-0.035
0.10-0.33 Gyr	-1.559	-0.793	0.045
0.33-1.08 Gyr	-1.522	-0.733	-0.205
1.08-3.53 Gyr	-1.790	-0.735	-0.412
3.53-11.60 Gyr	-2.385	-0.765	-0.504
11.60-12.88 Gyr	-2.403	-0.794	-0.242

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.466	10.518	10.584
{\rm log}_{10}({\rm SFR})	-0.247	-0.033	0.176
{\rm log}_{10}({\rm sSFR})	-10.784	-10.550	-10.341
{\rm stellar\ age}	6.952	7.747	9.471

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.591	-0.418	-0.288
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.136	-0.589	-0.169

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.116	0.193	0.316
\delta	-0.630	-0.309	-0.019
\tau_1/\tau_2	0.739	1.173	1.586
Q_{PAH}	0.965	2.456	4.484
U_{min}	2.565	7.740	15.030
{\rm log}_{10}(\gamma_e)\,	-2.232	-1.284	-0.541

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.299	-3.282	-2.154
{\rm log}_{10}(\tau_{AGN})\,	1.071	1.597	1.965

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.131	0.046	0.261
0.03-0.10 Gyr	-0.562	-0.098	0.206
0.10-0.33 Gyr	-0.447	0.021	0.371
0.33-1.08 Gyr	-0.425	0.064	0.354
1.08-3.53 Gyr	-0.218	0.260	0.521
3.53-11.60 Gyr	0.437	0.656	0.763
11.60-12.88 Gyr	0.410	0.853	1.404