2026ckh results

2026ckh results

Information

Transient

Name:	`SN2026ckh`
Right ascension:	`11h11m21.54s`
Declination:	`-14d13m28.16s`
Discovery Date:	`Feb. 6, 2026, 10:02 a.m.`
Classification:	`SN Ia`
Redshift:	`0.032626`
MW E(B-V):	`0.056`

Host

Name:	`156380_1`
Right ascension:	`11h11m23.04s`
Declination:	`-14d13m29.50s`
Redshift:	`0.032333`
Photometric Redshift:	`None`

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	15.05
Transient MWEBV	processed	0.04
Host match	processed	4.68
Host information	processed	0.13
Host MWEBV	processed	0.04
Global aperture construction	processed	1.1
Global aperture photometry	processed	5.02
Validate global photometry	processed	15.41
Global host SED inference	processed	550.79
Local aperture photometry	processed	4.66
Validate local photometry	processed	0.02
Local host SED inference	processed	706.88

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	11h11m21.54s, -14d13m28.16s
semi major axis, semi minor axis (arcsec):	3.1, 3.1
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	12.6	2.25	21.149	0.194	AB
SDSS_g	18.84	1.37	20.712	0.079	AB
PanSTARRS_g	19.01	0.96	20.702	0.055	AB
SDSS_r	39.19	2.04	19.917	0.057	AB
PanSTARRS_r	34.81	0.89	20.046	0.028	AB
SDSS_i	48.83	2.86	19.678	0.064	AB
PanSTARRS_i	55.43	0.85	19.541	0.017	AB
PanSTARRS_z	62.94	1.93	19.403	0.033	AB
SDSS_z	77.38	7.96	19.178	0.112	AB
PanSTARRS_y	56.13	5.52	19.527	0.107	AB
2MASS_J	98.35	72.64	18.023	0.802	Vega
2MASS_H	-1.0	127.82			Vega
2MASS_K	32.71	148.06	18.275	4.914	Vega

Aperture details

RA, DEC (J2000):	11h11m22.99s, -14d13m28.91s
semi major axis, semi minor axis (arcsec):	16.92, 6.48
angle (degrees, anti-clockwise from east):	-89.5

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	13.15	3.6	21.103	0.298	AB
GALEX_NUV	15.03	1.59	20.957	0.115	AB
SDSS_u	444.67	8.69	17.280	0.021	AB
SDSS_g	2037.12	12.0	15.627	0.006	AB
PanSTARRS_g	2289.81	3.42	15.501	0.002	AB
SDSS_r	4456.49	17.82	14.778	0.004	AB
PanSTARRS_r	4730.49	3.3	14.713	0.001	AB
SDSS_i	6647.82	22.42	14.343	0.004	AB
PanSTARRS_i	6677.8	3.17	14.338	0.001	AB
PanSTARRS_z	8337.15	7.05	14.097	0.001	AB
SDSS_z	8839.74	35.28	14.034	0.004	AB
PanSTARRS_y	9994.03	18.69	13.901	0.002	AB
2MASS_J	13439.28	259.02	12.684	0.021	Vega
2MASS_H	16051.61	451.34	12.019	0.031	Vega
2MASS_K	13811.23	523.73	11.712	0.041	Vega
WISE_W1	5681.58	47.87	11.815	0.009	Vega
WISE_W2	3102.59	48.67	11.832	0.017	Vega
WISE_W3	723.42	121.05	11.578	0.182	Vega
WISE_W4	-732.01	570.31			Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.566	8.712	8.831
{\rm log}_{10}({\rm SFR})	-2.180	-1.489	-0.855
{\rm log}_{10}({\rm sSFR})	-10.879	-10.184	-9.597
{\rm stellar\ age}	6.081	8.160	12.181

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.842	-1.548	-1.039
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.779	-0.912	0.194

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.693	1.157	1.755
\delta	-0.033	0.221	0.344
\tau_1/\tau_2	0.614	1.029	1.411
Q_{PAH}	0.552	1.916	4.295
U_{min}	3.042	8.613	16.675
{\rm log}_{10}(\gamma_e)\,	-3.193	-1.963	-0.883

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.269	-0.718	-0.017
{\rm log}_{10}(\tau_{AGN})\,	1.126	1.488	1.907

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.652	-2.241	-1.457
0.03-0.10 Gyr	-2.164	-1.384	-0.736
0.10-0.33 Gyr	-2.990	-1.683	-0.956
0.33-1.10 Gyr	-4.639	-2.207	-1.356
1.10-3.62 Gyr	-4.266	-1.989	-1.251
3.62-11.99 Gyr	-2.975	-1.324	-1.064
11.99-13.32 Gyr	-1.824	-0.871	-0.124

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.742	10.795	10.821
{\rm log}_{10}({\rm SFR})	-2.865	-2.185	-1.690
{\rm log}_{10}({\rm sSFR})	-13.673	-12.976	-12.471
{\rm stellar\ age}	11.352	12.623	12.655

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.589	-0.492	-0.397
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.533	-0.674	0.132

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.033	0.074	0.135
\delta	-0.683	-0.295	0.045
\tau_1/\tau_2	0.470	0.889	1.364
Q_{PAH}	0.443	1.704	3.738
U_{min}	3.127	9.337	17.037
{\rm log}_{10}(\gamma_e)\,	-2.668	-1.251	-0.554

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.569	-3.860	-2.965
{\rm log}_{10}(\tau_{AGN})\,	1.067	1.601	1.971

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.239	-2.175	-1.719
0.03-0.10 Gyr	-4.412	-2.400	-1.649
0.10-0.33 Gyr	-5.538	-2.829	-1.826
0.33-1.10 Gyr	-6.381	-3.019	-1.678
1.10-3.62 Gyr	-4.716	-2.545	-1.134
3.62-11.99 Gyr	-2.445	-1.222	0.499
11.99-13.32 Gyr	1.742	1.920	1.948