2025swg

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Information

Transient

Name: SN2025swg
Right ascension: 3h39m18.66s
Declination: -4d37m07.84s
Discovery Date: July 29, 2025, 3:46 a.m.
Classification: SN Ia
Redshift: 0.068000
MW E(B-V): 0.046

Host

Name:
Right ascension: 3h39m18.55s
Declination: -4d37m07.54s
Redshift: None
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	9.28
Transient MWEBV	processed	0.04
Host match	processed	8.23
Host information	failed	0.05
Host MWEBV	not processed	0.1
Global aperture construction	not processed	0.69
Global aperture photometry	not processed	4.71
Validate global photometry	not processed	12.74
Global host SED inference	not processed	407.25
Local aperture photometry	not processed	5.54
Validate local photometry	not processed	0.02
Local host SED inference	not processed	472.0

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) = 3h39m18.66s, -4d37m07.84s
semi major axis, semi minor axis (arcsec) = 4.8, 4.8
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	160.89	0.78	18.384	0.005	AB
PanSTARRS_g	156.12	1.35	18.416	0.009	AB
PanSTARRS_r	212.41	1.33	18.082	0.007	AB
DES_r	234.03	1.22	17.977	0.006	AB
PanSTARRS_i	246.8	2.01	17.919	0.009	AB
PanSTARRS_z	262.47	3.08	17.852	0.013	AB
DES_z	285.82	3.42	17.760	0.013	AB
PanSTARRS_y	308.65	8.16	17.676	0.029	AB
2MASS_J	256.23	97.13	16.984	0.412	Vega
2MASS_H	269.17	135.09	16.457	0.545	Vega
2MASS_K	-116.71	187.43			Vega

Aperture details

RA, DEC (J2000) = 3h39m18.54s, -4d37m07.46s
semi major axis, semi minor axis (arcsec) = 10.53, 6.51
angle (degrees, anti-clockwise from east) = -71.89

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	262.98	1.06	17.850	0.004	AB
PanSTARRS_g	255.62	2.31	17.881	0.010	AB
PanSTARRS_r	333.69	2.27	17.592	0.007	AB
DES_r	355.67	1.7	17.522	0.005	AB
PanSTARRS_i	382.26	3.4	17.444	0.010	AB
PanSTARRS_z	384.91	5.26	17.437	0.015	AB
DES_z	417.51	4.62	17.348	0.012	AB
PanSTARRS_y	498.95	13.94	17.155	0.030	AB
2MASS_J	358.92	176.3	16.618	0.533	Vega
2MASS_H	396.67	244.3	16.036	0.669	Vega
2MASS_K	-198.48	340.54			Vega
WISE_W1	184.19	12.75	15.538	0.075	Vega
WISE_W2	102.57	19.63	15.533	0.208	Vega
WISE_W3	148.81	89.96	13.294	0.656	Vega
WISE_W4	-666.2	423.74			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.255	8.497	8.661
{\rm log}_{10}({\rm SFR})	-1.672	-1.239	-0.822
{\rm log}_{10}({\rm sSFR})	-10.265	-9.717	-9.139
{\rm stellar\ age}	2.478	6.077	7.999

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.707	-1.292	-0.722
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.573	-1.203	-0.234

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.156	0.420	0.673
\delta	-0.595	-0.201	0.244
\tau_1/\tau_2	0.671	0.994	1.351
Q_{PAH}	0.541	1.733	3.715
U_{min}	2.517	7.421	14.370
{\rm log}_{10}(\gamma_e)\,	-3.474	-2.685	-1.301

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.895	-1.965	-0.659
{\rm log}_{10}(\tau_{AGN})\,	0.946	1.424	1.823

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.650	-1.366	-1.117
0.03-0.10 Gyr	-1.893	-1.200	-0.719
0.10-0.33 Gyr	-1.968	-1.208	-0.729
0.33-1.10 Gyr	-2.063	-1.424	-1.024
1.10-3.66 Gyr	-2.173	-1.481	-1.160
3.66-12.13 Gyr	-2.589	-1.550	-1.235
12.13-13.48 Gyr	-2.723	-1.559	-0.948

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.477	8.645	8.761
{\rm log}_{10}({\rm SFR})	-1.521	-1.075	-0.699
{\rm log}_{10}({\rm sSFR})	-10.212	-9.685	-9.246
{\rm stellar\ age}	4.474	6.444	7.778

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.740	-1.423	-1.035
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.204	-0.053	0.113

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.142	0.247	0.384
\delta	-0.659	-0.282	0.143
\tau_1/\tau_2	0.637	1.000	1.384
Q_{PAH}	0.536	1.391	3.020
U_{min}	2.799	7.318	13.343
{\rm log}_{10}(\gamma_e)\,	-3.329	-2.262	-1.434

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.284	-3.286	-2.373
{\rm log}_{10}(\tau_{AGN})\,	1.014	1.459	1.895

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.551	-1.388	-1.246
0.03-0.10 Gyr	-1.567	-0.983	-0.568
0.10-0.33 Gyr	-1.525	-0.965	-0.624
0.33-1.10 Gyr	-1.688	-1.257	-0.948
1.10-3.66 Gyr	-1.742	-1.349	-1.104
3.66-12.13 Gyr	-1.765	-1.337	-1.119
12.13-13.48 Gyr	-1.974	-1.320	-0.855