1991 RP4

1991RP4, 2000 OU38, 2000OU38, 85191, J91R04P, K00O38U

All data for this body: [vot]

MPC data
Name (number) 1991 RP4 (85191)
a 2.75564
e 0.26035
i / sin(i) 8.2506 / 0.14350
q 2.03820
Q 3.47308
ω 118.8860
Node 228.1760
m 130.2547
n 0.2155
Epoch 2460800.5
nobs 1190
nopp 19
Years observed 1991-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.756
ep 0.213
sin(ip) 0.165
G 0.150
H 15.140
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7565 0.2133 0.1653 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.14 MPC-2023-12-04 MPC-2023-12-04 Phot