2001 OR4

2001OR4, I5989, K01O04R

All data for this body: [vot]

MPC data
Name (number) 2001 OR4 (185989)
a 2.68376
e 0.29754
i / sin(i) 9.9135 / 0.17216
q 1.88523
Q 3.48228
ω 3.5572
Node 21.8533
m 344.8002
n 0.2242
Epoch 2460200.5
nobs 876
nopp 16
Years observed 2001-2023
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 16.050
Mass
D 3.58 0.060
pV 0.066 0.0069
Rotational Period
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.58 0.060 0.060 Masiero 2012ApJ...759L...8M NEATM
3.66 1.240 1.240 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 0.0280 0.0500 Masiero 2021PSJ.....2..162M NEATM
0.066 0.0070 0.0070 Masiero 2012ApJ...759L...8M 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
16.05 MPC-2023-12-04 MPC-2023-12-04 Phot