2026znk results

2026znk results

Information

Transient

Name:	`AT2026znk`
Right ascension:	`21h49m44.96s`
Declination:	`3d20m06.71s`
Discovery Date:	`Aug. 22, 2026, 11:35 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.066`

Host

Name:	`J214945.09+032005.92`
Object ID:	`9906622729754236`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`21h49m45.09s`
Declination:	`3d20m05.92s`
Redshift:	`None`
Photometric Redshift:	`0.056`

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	21.06
Transient MWEBV	processed	0.1
Host match	processed	5.95
Host information	processed	0.15
Host MWEBV	processed	0.26
Host spectrum download	processed	0.05
Global aperture construction	processed	0.69
Global aperture photometry	processed	6.74
Validate global photometry	processed	19.38
Global host SED inference	processed	358.91
Local aperture photometry	processed	6.75
Validate local photometry	processed	0.03
Local host SED inference	processed	380.04

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})\,	8.915	9.064	9.169
{\rm log}_{10}({\rm SFR})	-1.401	-0.944	-0.381
{\rm log}_{10}({\rm sSFR})	-10.470	-10.017	-9.393
{\rm stellar\ age}	4.224	6.665	7.845

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.674	-1.210	-0.618
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.551	-0.521	0.256

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.179	0.475	0.894
\delta	-0.414	-0.035	0.272
\tau_1/\tau_2	0.694	0.985	1.287
Q_{PAH}	0.678	2.020	4.178
U_{min}	3.011	8.078	15.206
{\rm log}_{10}(\gamma_e)\,	-2.788	-1.446	-0.412

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.274	-2.850	-0.656
{\rm log}_{10}(\tau_{AGN})\,	1.031	1.467	1.884

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.529	-0.989	-0.526
0.03-0.10 Gyr	-1.497	-0.951	-0.325
0.10-0.33 Gyr	-1.529	-0.978	-0.397
0.33-1.08 Gyr	-1.594	-1.063	-0.632
1.08-3.56 Gyr	-1.388	-0.926	-0.657
3.56-11.71 Gyr	-1.393	-0.854	-0.659
11.71-13.01 Gyr	-1.702	-0.882	-0.391

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.323	9.422	9.521
{\rm log}_{10}({\rm SFR})	-0.718	-0.466	-0.213
{\rm log}_{10}({\rm sSFR})	-10.167	-9.888	-9.599
{\rm stellar\ age}	3.775	5.581	6.808

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.959	-0.543	-0.196
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.671	-0.954	0.085

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.149	0.295	0.508
\delta	-0.351	-0.022	0.236
\tau_1/\tau_2	0.620	0.898	1.178
Q_{PAH}	0.426	0.994	2.000
U_{min}	2.631	7.210	14.019
{\rm log}_{10}(\gamma_e)\,	-3.147	-2.264	-1.136

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.905	-1.529	-1.295
{\rm log}_{10}(\tau_{AGN})\,	0.768	0.900	1.139

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.772	-0.444	-0.178
0.03-0.10 Gyr	-0.827	-0.491	-0.181
0.10-0.33 Gyr	-0.710	-0.330	0.012
0.33-1.08 Gyr	-0.580	-0.259	-0.007
1.08-3.56 Gyr	-0.616	-0.359	-0.161
3.56-11.71 Gyr	-0.972	-0.584	-0.364
11.71-13.01 Gyr	-1.275	-0.652	-0.223

Aperture Photometry

Aperture details

RA, DEC (J2000):	21h49m44.96s, 3d20m06.71s
semi major axis, semi minor axis (arcsec):	1.84, 1.84
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	12.42	1.8	21.165	0.157	AB
SDSS_g	42.91	1.78	19.819	0.045	AB
DES_g	42.77	0.31	19.822	0.008	AB
PanSTARRS_g	49.43	0.45	19.665	0.010	AB
SDSS_r	65.18	2.24	19.365	0.037	AB
PanSTARRS_r	68.26	0.58	19.315	0.009	AB
DES_r	74.39	0.75	19.221	0.011	AB
SDSS_i	88.25	2.81	19.036	0.035	AB
PanSTARRS_i	92.13	0.46	18.989	0.005	AB
PanSTARRS_z	101.92	1.37	18.879	0.015	AB
SDSS_z	95.59	7.39	18.949	0.084	AB
DES_z	106.92	1.7	18.827	0.017	AB
PanSTARRS_y	124.45	3.39	18.663	0.030	AB

Aperture details

RA, DEC (J2000):	21h49m45.09s, 3d20m05.99s
semi major axis, semi minor axis (arcsec):	9.82, 3.4
angle (degrees, anti-clockwise from east):	290.57

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	13.66	1.13	21.061	0.090	AB
SDSS_u	44.5	5.37	19.779	0.131	AB
SDSS_g	158.46	3.68	18.400	0.025	AB
DES_g	150.68	0.65	18.455	0.005	AB
PanSTARRS_g	160.42	1.38	18.387	0.009	AB
SDSS_r	218.99	4.63	18.049	0.023	AB
PanSTARRS_r	212.53	1.75	18.081	0.009	AB
DES_r	240.19	1.46	17.949	0.007	AB
SDSS_i	299.21	6.32	17.710	0.023	AB
PanSTARRS_z	314.35	4.21	17.656	0.015	AB
SDSS_z	336.52	22.39	17.582	0.072	AB
DES_z	331.06	3.25	17.600	0.011	AB
PanSTARRS_y	401.36	10.45	17.391	0.028	AB
2MASS_H	680.64	257.46	15.450	0.411	Vega
WISE_W1	311.14	15.6	14.969	0.054	Vega
WISE_W2	244.9	18.28	14.589	0.081	Vega
WISE_W3	428.61	79.5	12.146	0.201	Vega
WISE_W4	235.98	450.55	11.348	2.073	Vega