Zhongguo

03789, 1928 UF, 1928UF, 1928 WC, 1928WC, 1975 VH1, 1975VH1, 1981 WY6, 1981WY6, 1986 QK1, 1986QK1, J28U00F, J28W00C, J75V01H, J81W06Y, J86Q01K

All data for this body: [vot]

MPC data
Name (number) Zhongguo (3789)
a 3.29049
e 0.18034
i / sin(i) 2.7436 / 0.04787
q 2.69708
Q 3.88390
ω 312.1395
Node 86.8201
m 141.3529
n 0.1651
Epoch 2460800.5
nobs 3765
nopp 26
Years observed 1928-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.273
ep 0.193
sin(ip) 0.031
G 0.150
H 12.880
Mass
D 14.01 0.181
pV 0.099 0.0132
Value
Rotational Period 3.800
Period quality 2
Spectral Class Xk
Spectral Class Score 5.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2727 0.1932 0.0311 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.01 0.181 0.181 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.099 0.0132 0.0132 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
12.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.84 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
P M 0.590000 0.360000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
T Tholen VIS Lazzaro 2004Icar..172..179L SPEC
Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC