1999 JR55

1999JR55, 2000 WY38, 2000WY38, 66326, J99J55R, K00W38Y

All data for this body: [vot]

MPC data
Name (number) 1999 JR55 (66326)
a 2.31177
e 0.15852
i / sin(i) 5.4531 / 0.09503
q 1.94531
Q 2.67823
ω 142.7909
Node 182.9382
m 263.2551
n 0.2804
Epoch 2460200.5
nobs 1832
nopp 18
Years observed 1999-2023
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.311
ep 0.115
sin(ip) 0.099
Value Standard error
G 0.150
H 15.680
Mass
D 2.20 0.138
pV 0.210 0.0486
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3113 0.1150 0.0991 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.20 0.138 0.138 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.210 0.0486 0.0486 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
15.68 MPC-2023-12-04 MPC-2023-12-04 Phot