2026zeg results

2026zeg results

Information

Transient

Name:	`SN2026zeg`
Right ascension:	`22h22m00.47s`
Declination:	`3d39m07.53s`
Discovery Date:	`Aug. 16, 2026, 10:22 a.m.`
Classification:	`SN Ia`
Redshift:	`0.067000`
MW E(B-V):	`0.086`

Host

Name:	`J222200.52+033909.62`
Object ID:	`9906622920393736`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`22h22m00.52s`
Declination:	`3d39m09.62s`
Redshift:	`None`
Photometric Redshift:	`0.066`

Cutout Download Report

Downloadable	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_z	DES_i DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	21.48
Transient MWEBV	processed	0.11
Host match	processed	5.85
Host information	processed	0.15
Host MWEBV	processed	0.09
Host spectrum download	processed	0.11
Global aperture construction	processed	0.67
Global aperture photometry	processed	6.77
Validate global photometry	processed	19.74
Global host SED inference	processed	330.82
Local aperture photometry	processed	7.64
Validate local photometry	processed	0.03
Local host SED inference	failed	0.01

Imaging data

Spectral Energy Distribution

Host Galaxy Spectrum

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.426	9.588	9.692
{\rm log}_{10}({\rm SFR})	-0.715	-0.228	0.320
{\rm log}_{10}({\rm sSFR})	-10.350	-9.849	-9.201
{\rm stellar\ age}	2.782	6.098	7.459

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.346	-0.511	-0.101
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.456	-0.561	0.139

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.242	0.626	1.198
\delta	-0.455	-0.079	0.250
\tau_1/\tau_2	0.716	1.026	1.335
Q_{PAH}	0.696	2.069	4.344
U_{min}	2.900	7.943	15.454
{\rm log}_{10}(\gamma_e)\,	-2.834	-1.612	-0.594

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.345	-2.811	-0.910
{\rm log}_{10}(\tau_{AGN})\,	1.133	1.577	1.982

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.861	-0.341	0.114
0.03-0.10 Gyr	-0.803	-0.237	0.366
0.10-0.33 Gyr	-0.880	-0.306	0.306
0.33-1.08 Gyr	-1.017	-0.410	0.006
1.08-3.53 Gyr	-1.014	-0.382	-0.109
3.53-11.59 Gyr	-1.223	-0.383	-0.165
11.59-12.87 Gyr	-1.585	-0.449	0.050

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.422	10.521	10.628
{\rm log}_{10}({\rm SFR})	0.095	0.379	0.660
{\rm log}_{10}({\rm sSFR})	-10.483	-10.134	-9.806
{\rm stellar\ age}	4.803	6.277	7.484

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.802	-0.507	-0.271
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.413	-0.548	0.130

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.221	0.355	0.539
\delta	-0.524	-0.238	0.073
\tau_1/\tau_2	0.661	0.947	1.236
Q_{PAH}	1.277	2.459	4.129
U_{min}	2.378	6.972	14.033
{\rm log}_{10}(\gamma_e)\,	-2.960	-1.869	-1.120

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.049	-2.295	-1.401
{\rm log}_{10}(\tau_{AGN})\,	1.043	1.479	1.864

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.013	0.352	0.571
0.03-0.10 Gyr	-0.008	0.395	0.734
0.10-0.33 Gyr	-0.002	0.447	0.833
0.33-1.08 Gyr	0.157	0.544	0.811
1.08-3.53 Gyr	0.375	0.653	0.859
3.53-11.59 Gyr	0.294	0.583	0.770
11.59-12.87 Gyr	-0.047	0.526	0.978
0.33-1.08 Gyr	0.110	0.537	0.822
1.08-3.53 Gyr	0.383	0.659	0.878
3.53-11.58 Gyr	0.295	0.598	0.789
11.58-12.87 Gyr	-0.071	0.524	0.971

Aperture Photometry

Aperture details

RA, DEC (J2000):	22h22m00.47s, 3d39m07.53s
semi major axis, semi minor axis (arcsec):	1.56, 1.56
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	19.32	1.74	20.685	0.098	AB
SDSS_g	71.8	2.24	19.260	0.034	AB
DES_g	80.64	0.45	19.134	0.006	AB
PanSTARRS_g	75.62	0.4	19.203	0.006	AB
SDSS_r	123.01	2.97	18.675	0.026	AB
PanSTARRS_r	127.08	0.46	18.640	0.004	AB
DES_r	152.8	0.81	18.440	0.006	AB
SDSS_i	184.22	3.71	18.237	0.022	AB
PanSTARRS_i	181.01	0.38	18.256	0.002	AB
PanSTARRS_z	214.91	1.26	18.069	0.006	AB
SDSS_z	230.47	6.01	17.993	0.028	AB
DES_z	254.52	3.03	17.886	0.013	AB
PanSTARRS_y	253.7	2.84	17.889	0.012	AB

Aperture details

RA, DEC (J2000):	22h22m00.51s, 3d39m09.90s
semi major axis, semi minor axis (arcsec):	10.82, 7.3
angle (degrees, anti-clockwise from east):	232.39

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	50.53	2.75	19.641	0.059	AB
SDSS_u	190.46	8.61	18.200	0.049	AB
SDSS_g	686.63	7.27	16.808	0.011	AB
PanSTARRS_g	732.34	2.15	16.738	0.003	AB
PanSTARRS_r	1228.78	2.45	16.176	0.002	AB
PanSTARRS_i	1747.11	1.99	15.794	0.001	AB
PanSTARRS_z	2044.25	6.97	15.624	0.004	AB
SDSS_z	2187.2	28.78	15.550	0.014	AB
DES_z	2175.79	9.04	15.556	0.005	AB
PanSTARRS_y	2480.51	15.89	15.414	0.007	AB
2MASS_H	3476.58	423.8	13.680	0.132	Vega
2MASS_K	3604.89	397.62	13.170	0.120	Vega
WISE_W1	1778.87	29.33	13.076	0.018	Vega
WISE_W3	5400.48	138.81	9.395	0.028	Vega