2026aku

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Information

Transient

Name: SN2026aku
Right ascension: 15h44m56.36s
Declination: 35d56m08.14s
Discovery Date: Jan. 16, 2026, 2:34 p.m.
Classification: SN Ia
Redshift: 0.066000
MW E(B-V): 0.022

Host

Name: 94815
Right ascension: 15h44m56.37s
Declination: 35d56m08.45s
Redshift: None
Photometric Redshift: 0.064

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	0.9
Transient MWEBV	processed	0.05
Host match	processed	5.31
Host information	processed	0.12
Host MWEBV	processed	0.05
Global aperture construction	processed	0.66
Global aperture photometry	failed	0.06
Validate global photometry	not processed	18.41
Global host SED inference	not processed	952.9
Local aperture photometry	failed	0.01
Validate local photometry	not processed	0.03
Local host SED inference	not processed	460.77

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) = 15h44m56.34s, 35d56m08.92s
semi major axis, semi minor axis (arcsec) = 1.63, 1.63
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	14.24	1.45	21.016	0.110	AB
SDSS_g	88.67	2.48	19.031	0.030	AB
DES_g	95.3	0.78	18.952	0.009	AB
PanSTARRS_g	110.89	0.61	18.788	0.006	AB
SDSS_r	211.48	3.83	18.087	0.020	AB
PanSTARRS_r	234.16	0.59	17.976	0.003	AB
SDSS_i	318.98	4.74	17.641	0.016	AB
PanSTARRS_i	333.49	0.67	17.592	0.002	AB
PanSTARRS_z	406.5	1.27	17.377	0.003	AB
SDSS_z	415.06	6.43	17.355	0.017	AB
DES_z	468.74	2.87	17.223	0.007	AB
PanSTARRS_y	475.78	3.19	17.206	0.007	AB

Aperture details

RA, DEC (J2000) = 15h44m56.33s, 35d56m08.46s
semi major axis, semi minor axis (arcsec) = 8.89, 5.93
angle (degrees, anti-clockwise from east) = -84.13

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	5.91	1.69	21.971	0.310	AB
GALEX_NUV	3.32	0.68	22.596	0.223	AB
SDSS_u	49.63	5.33	19.661	0.117	AB
SDSS_g	336.96	5.14	17.581	0.017	AB
DES_g	349.83	1.53	17.540	0.005	AB
SDSS_r	751.76	7.67	16.710	0.011	AB
PanSTARRS_r	772.74	2.29	16.680	0.003	AB
SDSS_i	1180.24	9.97	16.220	0.009	AB
PanSTARRS_i	1088.65	2.74	16.308	0.003	AB
PanSTARRS_z	1335.77	5.26	16.086	0.004	AB
SDSS_z	1532.82	19.21	15.936	0.014	AB
DES_z	1416.18	5.3	16.022	0.004	AB
PanSTARRS_y	1568.57	13.93	15.911	0.010	AB
2MASS_J	2222.95	165.07	14.638	0.081	Vega
2MASS_H	1970.68	240.54	14.296	0.133	Vega
2MASS_K	1892.98	233.21	13.869	0.134	Vega
WISE_W1	924.79	38.52	13.786	0.045	Vega
WISE_W2	535.1	36.14	13.740	0.073	Vega
WISE_W3	117.96	62.08	13.547	0.571	Vega
WISE_W4	584.17	265.28	10.364	0.493	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Click the image to load the interactive plot.

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.940	10.049	10.178
{\rm log}_{10}({\rm SFR})	-1.649	-0.719	-0.178
{\rm log}_{10}({\rm sSFR})	-11.726	-10.777	-10.147
{\rm stellar\ age}	6.871	8.338	12.057

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.607	-1.045	-0.679
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.770	-0.925	0.197

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.525	0.869	1.217
\delta	-0.568	-0.311	-0.018
\tau_1/\tau_2	0.599	0.983	1.351
Q_{PAH}	0.698	2.391	4.973
U_{min}	2.837	8.202	15.462
{\rm log}_{10}(\gamma_e)\,	-3.230	-1.680	-0.561

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.728	-1.577	-0.691
{\rm log}_{10}(\tau_{AGN})\,	0.920	1.388	1.921

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.653	-0.741	-0.191
0.03-0.10 Gyr	-2.328	-0.836	-0.161
0.10-0.33 Gyr	-3.120	-1.023	-0.202
0.33-1.08 Gyr	-3.730	-1.186	-0.207
1.08-3.54 Gyr	-3.243	-0.924	0.015
3.54-11.62 Gyr	-1.112	0.075	0.295
11.62-12.91 Gyr	-0.228	0.535	1.274

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.571	10.613	10.649
{\rm log}_{10}({\rm SFR})	-2.012	-1.355	-0.795
{\rm log}_{10}({\rm sSFR})	-12.615	-11.958	-11.353
{\rm stellar\ age}	11.646	12.246	12.263

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.364	-1.059	-0.854
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.498	-0.429	0.213

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.266	0.385	0.521
\delta	-0.773	-0.571	-0.392
\tau_1/\tau_2	0.358	0.853	1.429
Q_{PAH}	1.300	3.111	4.968
U_{min}	3.587	10.397	18.146
{\rm log}_{10}(\gamma_e)\,	-2.826	-1.377	-0.503

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.382	-3.334	-2.237
{\rm log}_{10}(\tau_{AGN})\,	1.069	1.599	1.977

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.812	-1.074	-0.519
0.03-0.10 Gyr	-4.850	-2.800	-1.052
0.10-0.33 Gyr	-7.172	-4.471	-1.778
0.33-1.08 Gyr	-7.830	-4.871	-1.761
1.08-3.54 Gyr	-5.669	-3.511	-1.497
3.54-11.62 Gyr	-2.787	-1.749	0.015
11.62-12.91 Gyr	1.672	1.755	1.795