Hisayo

05354, 1976 UR20, 1976UR20, 1985 HK1, 1985HK1, 1990 BJ2, 1990BJ2, J76U20R, J85H01K, J90B02J

All data for this body: [vot]

MPC data
Name (number) Hisayo (5354)
a 3.18702
e 0.06259
i / sin(i) 4.9086 / 0.08557
q 2.98753
Q 3.38650
ω 69.3898
Node 133.0456
m 358.1135
n 0.1732
Epoch 2460800.5
nobs 6229
nopp 32
Years observed 1950-2025
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.185
ep 0.096
sin(ip) 0.070
G 0.150
H 12.150
Mass
D 15.61 0.407
pV 0.126 0.0214
Value
Rotational Period 14.292
Period quality 2
Spectral Class X
Spectral Class Score 14.473
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1853 0.0963 0.0699 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.61 0.407 0.407 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.126 0.0214 0.0214 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
14.29162 2 Sidereal Martikainen 2021A&A...649A..98M Model
14.29164 2 Sidereal Durech 2018A&A...617A..57D Model
14.2918 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.94 Bus VIS Carvano 2010A&A...510A..43C PHOT
X 0.987 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
X X 0.7785 0.7785 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT