Armstrong

06469, 1969 UK1, 1969UK1, 1972 NN, 1972NN, 1979 WZ6, 1979WZ6, 1982 PC, 1982PC, 1982 QL, 1982QL, J69U01K, J72N00N, J79W06Z, J82P00C, J82Q00L

All data for this body: [vot]

MPC data
Name (number) Armstrong (6469)
a 2.21893
e 0.20419
i / sin(i) 3.9596 / 0.06905
q 1.76584
Q 2.67201
ω 150.5804
Node 159.3725
m 162.1431
n 0.2982
Epoch 2460200.5
nobs 2652
nopp 25
Years observed 1969-2023
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.220
ep 0.150
sin(ip) 0.060
Value Standard error
G 0.150
H 14.600
Mass
D 3.42 0.319
pV 0.251 0.0366
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2197 0.1502 0.0605 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.84 0.550 0.550 Nugent 2016AJ....152...63N NEATM
3.72 0.392 0.392 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.243 0.0393 0.0393 Masiero 2011ApJ...741...68M NEATM
0.300 0.1000 0.1000 Nugent 2016AJ....152...63N 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
14.60 MPC-2023-12-04 MPC-2023-12-04 Phot