2026gwc results

2026gwc results

Information

Transient

Name:	`SN2026gwc`
Right ascension:	`11h21m27.21s`
Declination:	`3d26m36.61s`
Discovery Date:	`March 21, 2026, 10:50 a.m.`
Classification:	`SN IIP`
Redshift:	`0.022950`
MW E(B-V):	`0.045`

Host

Name:	`PGC034796`
Right ascension:	`11h21m26.94s`
Declination:	`3d26m42.20s`
Redshift:	`None`
Photometric Redshift:	`0.022`

Cutout Download Report

Downloaded	Unavailable
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

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	16.03
Transient MWEBV	processed	0.03
Host match	processed	3.82
Host information	processed	0.04
Host MWEBV	processed	0.03
Global aperture construction	processed	0.61
Global aperture photometry	processed	4.49
Validate global photometry	processed	14.01
Global host SED inference	processed	411.59
Local aperture photometry	processed	4.42
Validate local photometry	processed	0.02
Local host SED inference	processed	469.77

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	11h21m27.21s, 3d26m36.61s
semi major axis, semi minor axis (arcsec):	4.32, 4.32
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	17.43	0.99	20.797	0.062	AB
SDSS_u	72.29	4.28	19.252	0.064	AB
SDSS_g	207.26	3.99	18.109	0.021	AB
PanSTARRS_g	203.27	1.07	18.130	0.006	AB
SDSS_r	348.81	5.31	17.544	0.017	AB
SDSS_i	448.3	6.57	17.271	0.016	AB
PanSTARRS_i	433.69	1.17	17.307	0.003	AB
PanSTARRS_z	521.89	3.14	17.106	0.007	AB
SDSS_z	573.34	15.65	17.004	0.030	AB
PanSTARRS_y	626.42	7.9	16.908	0.014	AB
2MASS_J	888.27	110.26	15.634	0.135	Vega
2MASS_H	868.54	156.92	15.185	0.196	Vega
2MASS_K	831.59	211.03	14.762	0.276	Vega

Aperture details

RA, DEC (J2000):	11h21m26.85s, 3d26m45.17s
semi major axis, semi minor axis (arcsec):	27.54, 12.46
angle (degrees, anti-clockwise from east):	-25.82

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	221.98	2.0	18.034	0.010	AB
SDSS_u	678.52	17.49	16.821	0.028	AB
SDSS_g	2021.85	13.17	15.636	0.007	AB
PanSTARRS_g	2001.87	4.51	15.646	0.002	AB
SDSS_r	3362.83	17.78	15.083	0.006	AB
SDSS_i	4395.98	23.22	14.792	0.006	AB
PanSTARRS_i	4424.17	4.98	14.785	0.001	AB
PanSTARRS_z	5279.7	13.32	14.593	0.003	AB
SDSS_z	5585.32	64.58	14.532	0.013	AB
PanSTARRS_y	6382.19	33.59	14.388	0.006	AB
2MASS_J	7632.0	478.04	13.299	0.068	Vega
2MASS_H	7989.1	680.58	12.776	0.092	Vega
2MASS_K	6500.73	916.58	12.530	0.153	Vega
WISE_W2	2121.49	52.82	12.244	0.027	Vega
WISE_W3	6089.29	220.21	9.265	0.039	Vega
WISE_W4	2813.65	1036.38	8.657	0.400	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.954	9.064	9.196
{\rm log}_{10}({\rm SFR})	-1.126	-0.654	-0.188
{\rm log}_{10}({\rm sSFR})	-10.174	-9.743	-9.247
{\rm stellar\ age}	5.061	7.004	8.478

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.599	-0.870	-0.427
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.445	0.170	0.387

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.310	0.848	1.250
\delta	-0.141	0.073	0.228
\tau_1/\tau_2	0.706	1.052	1.436
Q_{PAH}	0.445	1.613	3.647
U_{min}	2.798	7.997	15.283
{\rm log}_{10}(\gamma_e)\,	-3.411	-2.256	-1.165

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.094	-1.734	-0.808
{\rm log}_{10}(\tau_{AGN})\,	0.912	1.395	1.847

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.535	-1.028	-0.659
0.03-0.10 Gyr	-1.103	-0.575	-0.069
0.10-0.33 Gyr	-1.420	-0.793	-0.301
0.33-1.10 Gyr	-1.665	-0.994	-0.611
1.10-3.65 Gyr	-1.679	-0.989	-0.681
3.65-12.12 Gyr	-1.257	-0.848	-0.658
12.12-13.47 Gyr	-1.361	-0.776	-0.198
0.33-1.10 Gyr	-1.661	-1.061	-0.659
1.10-3.65 Gyr	-1.527	-0.990	-0.684
3.65-12.11 Gyr	-1.319	-0.876	-0.688
12.11-13.45 Gyr	-1.473	-0.828	-0.299

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.864	9.988	10.067
{\rm log}_{10}({\rm SFR})	-0.247	0.061	0.524
{\rm log}_{10}({\rm sSFR})	-10.295	-9.960	-9.395
{\rm stellar\ age}	5.914	7.313	8.944

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.592	-0.380	-0.250
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.089	0.227	0.398

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.195	0.379	0.596
\delta	-0.556	-0.220	0.087
\tau_1/\tau_2	0.522	0.856	1.234
Q_{PAH}	0.325	0.858	1.707
U_{min}	2.325	6.458	12.844
{\rm log}_{10}(\gamma_e)\,	-3.664	-2.921	-2.015

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.582	-3.907	-2.898
{\rm log}_{10}(\tau_{AGN})\,	1.103	1.601	1.965

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.660	-0.353	-0.172
0.03-0.10 Gyr	-0.206	0.161	0.672
0.10-0.33 Gyr	-0.573	0.004	0.369
0.33-1.10 Gyr	-0.779	-0.276	0.067
1.10-3.65 Gyr	-0.689	-0.163	0.099
3.65-12.12 Gyr	-0.299	0.007	0.160
12.12-13.47 Gyr	-0.509	0.090	0.578
0.33-1.10 Gyr	-0.846	-0.250	0.075
1.10-3.65 Gyr	-0.671	-0.118	0.155
3.65-12.11 Gyr	-0.249	0.054	0.217
12.11-13.45 Gyr	-0.403	0.150	0.702