2026hhf results

2026hhf results

Information

Transient

Name:	`AT2026hhf`
Right ascension:	`13h00m52.70s`
Declination:	`37d03m46.76s`
Discovery Date:	`Feb. 22, 2026, 5:35 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.011`

Host

Name:	`PGC2092313`
Right ascension:	`13h00m52.56s`
Declination:	`37d03m55.01s`
Redshift:	`None`
Photometric Redshift:	`0.016`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g	GALEX_NUV GALEX_FUV DES_g DES_r DES_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	16.99
Transient MWEBV	processed	0.04
Host match	processed	3.75
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.62
Global aperture photometry	processed	4.68
Validate global photometry	processed	13.61
Global host SED inference	processed	617.88
Local aperture photometry	processed	4.25
Validate local photometry	processed	0.02
Local host SED inference	processed	426.28

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	13h00m52.70s, 37d03m46.76s
semi major axis, semi minor axis (arcsec):	6.29, 6.29
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	21.8	4.68	20.554	0.233	AB
SDSS_g	85.93	2.84	19.065	0.036	AB
PanSTARRS_g	73.92	1.44	19.228	0.021	AB
SDSS_r	138.86	3.97	18.544	0.031	AB
PanSTARRS_r	113.47	1.55	18.763	0.015	AB
SDSS_i	164.13	5.84	18.362	0.039	AB
PanSTARRS_i	146.64	1.55	18.484	0.011	AB
PanSTARRS_z	166.96	3.56	18.343	0.023	AB
SDSS_z	92.23	22.01	18.988	0.259	AB
PanSTARRS_y	171.3	8.87	18.316	0.056	AB
2MASS_J	316.99	121.46	16.753	0.416	Vega
2MASS_H	214.09	193.44	16.706	0.981	Vega
2MASS_K	270.88	201.14	15.980	0.806	Vega
WISE_W1	61.9	6.51	16.722	0.114	Vega

Aperture details

RA, DEC (J2000):	13h00m52.52s, 37d03m55.24s
semi major axis, semi minor axis (arcsec):	13.77, 9.32
angle (degrees, anti-clockwise from east):	-176.37

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	120.76	8.6	18.695	0.077	AB
SDSS_g	390.82	5.79	17.420	0.016	AB
PanSTARRS_g	361.98	2.6	17.503	0.008	AB
SDSS_r	625.97	7.9	16.909	0.014	AB
PanSTARRS_r	567.3	2.78	17.015	0.005	AB
SDSS_i	771.86	11.19	16.681	0.016	AB
PanSTARRS_i	715.87	2.77	16.763	0.004	AB
PanSTARRS_z	853.36	6.42	16.572	0.008	AB
SDSS_z	685.01	39.92	16.811	0.063	AB
PanSTARRS_y	844.99	15.72	16.583	0.020	AB
2MASS_J	996.73	224.62	15.509	0.245	Vega
2MASS_H	608.55	356.96	15.572	0.637	Vega
2MASS_K	314.41	371.92	15.818	1.284	Vega
WISE_W1	348.49	15.94	14.846	0.050	Vega
WISE_W2	215.47	23.19	14.728	0.117	Vega
WISE_W3	100.44	97.41	13.721	1.053	Vega
WISE_W4	485.53	486.26	10.564	1.087	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.125	8.226	8.327
{\rm log}_{10}({\rm SFR})	-3.509	-2.643	-1.945
{\rm log}_{10}({\rm sSFR})	-11.681	-10.883	-10.214
{\rm stellar\ age}	6.764	8.086	10.851

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.723	-1.440	-1.114
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.630	-0.859	-0.049

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.154	0.329	0.515
\delta	-0.451	-0.030	0.241
\tau_1/\tau_2	0.668	1.041	1.403
Q_{PAH}	0.549	1.761	3.908
U_{min}	3.180	8.533	15.308
{\rm log}_{10}(\gamma_e)\,	-2.644	-1.614	-0.746

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.678	-1.281	-0.761
{\rm log}_{10}(\tau_{AGN})\,	1.214	1.633	1.988

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.906	-3.006	-2.465
0.03-0.10 Gyr	-3.641	-2.601	-1.813
0.10-0.33 Gyr	-3.445	-2.449	-1.857
0.33-1.10 Gyr	-3.209	-2.347	-1.855
1.10-3.67 Gyr	-2.991	-2.050	-1.677
3.67-12.20 Gyr	-2.175	-1.708	-1.544
12.20-13.55 Gyr	-2.053	-1.458	-0.753

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.894	8.968	9.079
{\rm log}_{10}({\rm SFR})	-4.537	-2.580	-1.629
{\rm log}_{10}({\rm sSFR})	-13.667	-11.623	-10.596
{\rm stellar\ age}	7.863	9.303	12.748

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.847	-1.632	-1.358
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.662	-0.766	0.196

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.061	0.153	0.286
\delta	-0.624	-0.152	0.197
\tau_1/\tau_2	0.583	0.995	1.422
Q_{PAH}	0.953	2.443	4.617
U_{min}	3.331	9.314	17.093
{\rm log}_{10}(\gamma_e)\,	-2.970	-1.706	-0.536

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.751	-2.179	-1.486
{\rm log}_{10}(\tau_{AGN})\,	1.156	1.608	1.931

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-6.128	-3.298	-2.353
0.03-0.10 Gyr	-4.990	-2.568	-1.494
0.10-0.33 Gyr	-5.338	-2.664	-1.533
0.33-1.10 Gyr	-5.725	-2.899	-1.763
1.10-3.67 Gyr	-4.621	-2.413	-1.391
3.67-12.20 Gyr	-2.815	-0.993	-0.792
12.20-13.55 Gyr	-1.538	-0.423	0.198