2025zia

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Information

Transient

Name: SN2025zia
Right ascension: 4h23m25.56s
Declination: 5d49m00.15s
Discovery Date: Oct. 1, 2025, 10:06 a.m.
Classification: SN Ia
Redshift: 0.069400
MW E(B-V): 0.207

Host

Name:
Right ascension: 4h23m25.52s
Declination: 5d49m01.48s
Redshift: None
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.98
Transient MWEBV	processed	0.1
Host match	processed	4.81
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	2.7
Global aperture photometry	processed	5.39
Validate global photometry	processed	15.34
Global host SED inference	processed	1044.52
Local aperture photometry	processed	5.15
Validate local photometry	processed	0.02
Local host SED inference	processed	621.49

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) = 4h23m25.56s, 5d49m00.15s
semi major axis, semi minor axis (arcsec) = 1.51, 1.51
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_g	3.64	0.73	22.496	0.217	AB
PanSTARRS_g	2.07	0.34	23.112	0.178	AB
SDSS_r	4.75	0.96	22.209	0.219	AB
PanSTARRS_r	3.56	0.46	22.520	0.141	AB
SDSS_i	8.09	1.45	21.630	0.194	AB
PanSTARRS_i	5.84	0.48	21.984	0.090	AB
PanSTARRS_z	14.83	1.22	20.972	0.090	AB
SDSS_z	10.03	4.84	21.397	0.525	AB
PanSTARRS_y	3.49	2.63	22.543	0.820	AB

Aperture details

RA, DEC (J2000) = 4h23m25.49s, 5d49m01.61s
semi major axis, semi minor axis (arcsec) = 3.63, 2.68
angle (degrees, anti-clockwise from east) = -159.78

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.16	2.5	22.352	0.652	AB
GALEX_NUV	4.71	1.77	22.218	0.408	AB
SDSS_u	8.65	2.2	21.557	0.276	AB
SDSS_g	7.87	1.39	21.660	0.191	AB
PanSTARRS_g	9.1	0.7	21.503	0.083	AB
SDSS_r	14.01	1.89	21.034	0.147	AB
PanSTARRS_r	12.2	0.94	21.184	0.084	AB
SDSS_i	17.5	2.81	20.792	0.174	AB
PanSTARRS_i	15.64	0.97	20.914	0.067	AB
PanSTARRS_z	36.33	2.45	19.999	0.073	AB
SDSS_z	8.05	9.93	21.635	1.339	AB
PanSTARRS_y	1.53	5.23	23.435	3.697	AB
2MASS_J	-178.28	120.73			Vega
2MASS_H	79.01	158.8	17.788	2.182	Vega
2MASS_K	43.86	207.22	17.957	5.130	Vega
WISE_W1	8.54	7.16	18.872	0.910	Vega
WISE_W2	6.46	11.24	18.536	1.889	Vega
WISE_W3	-46.53	59.87			Vega
WISE_W4	-78.13	382.98			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})\,	8.140	8.618	8.842
{\rm log}_{10}({\rm SFR})	-1.004	-0.426	0.088
{\rm log}_{10}({\rm sSFR})	-9.802	-9.005	-7.977
{\rm stellar\ age}	0.240	5.122	7.503

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.392	-0.013	0.135
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.317	-0.662	-0.052

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.412	1.984	2.531
\delta	0.030	0.207	0.325
\tau_1/\tau_2	0.783	1.242	1.669
Q_{PAH}	1.072	2.991	5.322
U_{min}	3.015	8.599	16.491
{\rm log}_{10}(\gamma_e)\,	-2.935	-1.750	-0.604

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.246	-1.018	0.085
{\rm log}_{10}(\tau_{AGN})\,	0.985	1.627	2.006

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.629	-0.804	-0.227
0.03-0.10 Gyr	-1.186	-0.435	0.221
0.10-0.33 Gyr	-2.814	-1.193	-0.527
0.33-1.07 Gyr	-4.251	-1.679	-1.000
1.07-3.52 Gyr	-4.806	-1.659	-1.122
3.52-11.55 Gyr	-4.846	-1.664	-1.105
11.55-12.84 Gyr	-4.921	-1.584	-0.770

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.077	8.325	8.702
{\rm log}_{10}({\rm SFR})	-0.294	0.148	0.423
{\rm log}_{10}({\rm sSFR})	-8.877	-7.975	-7.912
{\rm stellar\ age}	0.065	0.189	6.014

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.907	-0.108	0.106
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.344	-0.651	0.025

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.656	1.167	1.724
\delta	-0.190	0.139	0.292
\tau_1/\tau_2	0.611	1.148	1.654
Q_{PAH}	1.206	3.183	5.478
U_{min}	4.452	11.729	19.361
{\rm log}_{10}(\gamma_e)\,	-2.843	-1.532	-0.431

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.830	-1.742	-0.404
{\rm log}_{10}(\tau_{AGN})\,	1.063	1.455	1.883

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.880	-2.470	-1.140
0.03-0.10 Gyr	-0.140	0.309	0.584
0.10-0.33 Gyr	-3.889	-2.359	-0.630
0.33-1.07 Gyr	-7.222	-4.546	-1.840
1.07-3.52 Gyr	-9.363	-5.046	-1.655
3.52-11.55 Gyr	-9.909	-5.093	-1.641
11.55-12.84 Gyr	-10.067	-4.854	-1.215