2026zgr results

2026zgr results

Information

Transient

Name:	`SN2026zgr`
Right ascension:	`22h00m34.33s`
Declination:	`-27d40m23.77s`
Discovery Date:	`Aug. 19, 2026, 2:20 p.m.`
Classification:	`SN Ia`
Redshift:	`0.074000`
MW E(B-V):	`0.019`

Host

Name:	`J220034.48-274022.31`
Object ID:	`74793301436412872`
Catalog Name:	`panstarrs`
Catalog Release:	`dr2`
Right ascension:	`22h00m34.48s`
Declination:	`-27d40m22.31s`
Redshift:	`None`
Photometric Redshift:	`None`

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 DES_g DES_i	SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_r DES_z DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	8.32
Transient MWEBV	processed	0.07
Host match	processed	5.22
Host information	processed	0.14
Host MWEBV	processed	0.15
Host spectrum download	processed	0.07
Global aperture construction	processed	0.64
Global aperture photometry	processed	5.59
Validate global photometry	processed	14.82
Global host SED inference	processed	390.08
Local aperture photometry	processed	5.58
Validate local photometry	processed	0.02
Local host SED inference	processed	372.13

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})\,	9.736	9.916	10.055
{\rm log}_{10}({\rm SFR})	-1.729	-0.656	-0.010
{\rm log}_{10}({\rm sSFR})	-11.760	-10.579	-9.862
{\rm stellar\ age}	4.058	7.013	8.393

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.440	-0.832	-0.379
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.447	-0.591	0.131

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.391	0.798	1.239
\delta	-0.580	-0.238	0.140
\tau_1/\tau_2	0.666	0.984	1.294
Q_{PAH}	0.710	2.232	4.695
U_{min}	2.848	8.095	16.023
{\rm log}_{10}(\gamma_e)\,	-2.992	-1.902	-0.711

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.298	-2.874	-0.492
{\rm log}_{10}(\tau_{AGN})\,	1.096	1.482	1.931

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.221	-0.803	-0.189
0.03-0.10 Gyr	-1.921	-0.692	0.031
0.10-0.33 Gyr	-1.637	-0.596	0.127
0.33-1.08 Gyr	-2.281	-0.648	0.188
1.08-3.53 Gyr	-1.774	-0.153	0.346
3.53-11.56 Gyr	-1.110	0.257	0.470
11.56-12.84 Gyr	-1.472	0.244	0.961
0.33-1.07 Gyr	-1.559	-0.497	0.108
1.07-3.51 Gyr	-1.352	-0.211	0.165
3.51-11.50 Gyr	-0.919	0.019	0.251
11.50-12.78 Gyr	-1.201	-0.017	0.619

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.908	10.982	11.062
{\rm log}_{10}({\rm SFR})	-1.882	-0.868	-0.236
{\rm log}_{10}({\rm sSFR})	-12.888	-11.855	-11.214
{\rm stellar\ age}	6.885	7.623	9.661

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.775	-0.574	-0.416
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.408	-0.668	0.033

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.169	0.301	0.463
\delta	-0.875	-0.678	-0.368
\tau_1/\tau_2	0.625	0.974	1.318
Q_{PAH}	0.170	0.559	1.388
U_{min}	2.809	8.552	16.692
{\rm log}_{10}(\gamma_e)\,	-2.703	-1.581	-0.666

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.657	-3.936	-2.707
{\rm log}_{10}(\tau_{AGN})\,	1.014	1.497	1.950

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.338	-1.073	-0.366
0.03-0.10 Gyr	-2.148	-0.884	-0.198
0.10-0.33 Gyr	-1.630	-0.504	0.178
0.33-1.08 Gyr	-1.421	-0.094	0.488
1.08-3.53 Gyr	-0.646	0.535	0.934
3.53-11.56 Gyr	0.743	1.098	1.219
11.56-12.84 Gyr	0.404	1.069	1.788
0.33-1.07 Gyr	-1.495	-0.058	0.539
1.07-3.51 Gyr	-0.616	0.565	1.001
3.51-11.50 Gyr	0.718	1.168	1.289
11.50-12.78 Gyr	0.447	1.160	1.900

Aperture Photometry

Aperture details

RA, DEC (J2000):	22h00m34.33s, -27d40m23.77s
semi major axis, semi minor axis (arcsec):	1.42, 1.42
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	85.19	0.51	19.074	0.007	AB
PanSTARRS_g	83.07	0.32	19.101	0.004	AB
PanSTARRS_r	170.35	0.42	18.322	0.003	AB
PanSTARRS_i	246.87	0.55	17.919	0.002	AB
DES_i	275.65	1.71	17.799	0.007	AB
PanSTARRS_z	301.77	1.25	17.701	0.004	AB
PanSTARRS_y	366.2	2.68	17.491	0.008	AB

Aperture details

RA, DEC (J2000):	22h00m34.47s, -27d40m22.10s
semi major axis, semi minor axis (arcsec):	11.31, 7.05
angle (degrees, anti-clockwise from east):	243.02

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.91	1.63	22.172	0.359	AB
GALEX_NUV	10.79	2.44	21.317	0.246	AB
DES_g	932.02	1.76	16.476	0.002	AB
PanSTARRS_g	942.17	1.85	16.465	0.002	AB
PanSTARRS_r	1958.59	2.33	15.670	0.001	AB
PanSTARRS_i	2777.56	3.26	15.291	0.001	AB
DES_i	3013.76	5.76	15.202	0.002	AB
PanSTARRS_z	3488.32	7.52	15.043	0.002	AB
PanSTARRS_y	4253.87	16.53	14.828	0.004	AB
2MASS_J	5366.4	211.07	13.681	0.043	Vega
2MASS_H	7199.51	294.26	12.889	0.044	Vega
2MASS_K	5633.69	353.0	12.685	0.068	Vega
WISE_W1	2491.34	32.34	12.710	0.014	Vega
WISE_W2	1432.28	34.93	12.671	0.026	Vega
WISE_W3	378.96	93.95	12.280	0.269	Vega
WISE_W4	1545.82	613.76	9.307	0.431	Vega