2025znv

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Information

Transient

Name: SN2025znv
Right ascension: 7h31m59.59s
Declination: 42d33m44.96s
Discovery Date: Oct. 3, 2025, 2:56 p.m.
Classification: SN II
Redshift: 0.044600
MW E(B-V): 0.054

Host

Name:
Right ascension: 7h31m59.84s
Declination: 42d33m50.43s
Redshift: 0.044457
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.67
Transient MWEBV	processed	0.04
Host match	processed	6.26
Host information	processed	0.05
Host MWEBV	processed	0.05
Global aperture construction	processed	0.71
Global aperture photometry	processed	5.26
Validate global photometry	processed	15.01
Global host SED inference	processed	375.61
Local aperture photometry	processed	5.29
Validate local photometry	processed	0.02
Local host SED inference	processed	428.55

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) = 7h31m59.59s, 42d33m44.96s
semi major axis, semi minor axis (arcsec) = 2.29, 2.29
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	7.39	1.99	21.728	0.292	AB
SDSS_g	21.68	1.36	20.560	0.068	AB
PanSTARRS_g	22.18	0.66	20.535	0.032	AB
SDSS_r	22.05	1.69	20.541	0.083	AB
PanSTARRS_r	31.23	0.79	20.164	0.027	AB
SDSS_i	30.85	2.38	20.177	0.084	AB
PanSTARRS_i	31.66	0.64	20.149	0.022	AB
PanSTARRS_z	29.71	1.59	20.218	0.058	AB
SDSS_z	19.75	7.47	20.661	0.411	AB
PanSTARRS_y	38.26	3.77	19.943	0.107	AB

Aperture details

RA, DEC (J2000) = 7h31m59.83s, 42d33m50.66s
semi major axis, semi minor axis (arcsec) = 14.3, 4.29
angle (degrees, anti-clockwise from east) = -169.77

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	29.03	3.88	20.243	0.145	AB
GALEX_NUV	44.2	1.13	19.786	0.028	AB
SDSS_u	78.96	6.84	19.157	0.094	AB
SDSS_g	216.2	4.42	18.063	0.022	AB
PanSTARRS_g	230.79	2.29	17.992	0.011	AB
SDSS_r	270.92	5.91	17.818	0.024	AB
PanSTARRS_r	309.62	2.68	17.673	0.009	AB
SDSS_i	337.05	8.11	17.581	0.026	AB
PanSTARRS_i	361.52	2.18	17.505	0.007	AB
PanSTARRS_z	368.04	5.42	17.485	0.016	AB
SDSS_z	368.99	25.67	17.482	0.076	AB
PanSTARRS_y	439.07	12.76	17.294	0.032	AB
2MASS_J	312.76	179.2	16.767	0.622	Vega
2MASS_H	679.86	266.77	15.451	0.426	Vega
2MASS_K	-134.56	290.22			Vega
WISE_W1	167.55	22.13	15.641	0.143	Vega
WISE_W2	112.12	22.56	15.437	0.218	Vega
WISE_W3	-79.39	93.08			Vega
WISE_W4	24.94	581.16	13.788	25.299	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})\,	7.765	8.148	8.349
{\rm log}_{10}({\rm SFR})	-1.524	-1.025	-0.490
{\rm log}_{10}({\rm sSFR})	-9.786	-9.224	-8.329
{\rm stellar\ age}	0.990	4.538	6.776

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.762	-1.248	-0.470
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.607	-0.997	0.080

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.239	0.500	0.929
\delta	-0.667	-0.236	0.149
\tau_1/\tau_2	0.773	1.127	1.481
Q_{PAH}	0.723	2.176	4.404
U_{min}	2.909	8.214	15.247
{\rm log}_{10}(\gamma_e)\,	-2.930	-1.804	-0.824

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.395	-1.250	-0.294
{\rm log}_{10}(\tau_{AGN})\,	1.009	1.504	1.901

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.509	-1.103	-0.778
0.03-0.10 Gyr	-1.704	-1.054	-0.388
0.10-0.33 Gyr	-2.206	-1.376	-0.896
0.33-1.09 Gyr	-3.000	-1.651	-1.233
1.09-3.59 Gyr	-3.369	-1.886	-1.480
3.59-11.85 Gyr	-3.912	-2.105	-1.578
11.85-13.16 Gyr	-3.839	-2.152	-1.451

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.193	9.303	9.390
{\rm log}_{10}({\rm SFR})	-0.727	-0.462	-0.134
{\rm log}_{10}({\rm sSFR})	-10.042	-9.766	-9.421
{\rm stellar\ age}	4.918	6.286	7.448

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.585	-1.253	-0.889
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.231	-0.028	0.121

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.114	0.236	0.407
\delta	-0.542	-0.175	0.088
\tau_1/\tau_2	0.658	1.008	1.346
Q_{PAH}	0.433	1.137	2.378
U_{min}	3.019	7.792	14.141
{\rm log}_{10}(\gamma_e)\,	-2.818	-1.890	-1.049

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.375	-3.429	-2.413
{\rm log}_{10}(\tau_{AGN})\,	1.048	1.521	1.941

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.140	-0.788	-0.590
0.03-0.10 Gyr	-0.722	-0.377	0.007
0.10-0.33 Gyr	-0.584	-0.245	0.044
0.33-1.09 Gyr	-0.862	-0.527	-0.288
1.09-3.59 Gyr	-0.967	-0.658	-0.444
3.59-11.85 Gyr	-0.964	-0.667	-0.499
11.85-13.16 Gyr	-1.146	-0.638	-0.200