6640 P-L

6640P-L, 13456, 1999 XR128, 1999XR128, J99XC8R, PLS6640

All data for this body: [vot]

MPC data
Name (number) 6640 P-L (13456)
a 3.11820
e 0.14726
i / sin(i) 4.6657 / 0.08134
q 2.65900
Q 3.57740
ω 61.1423
Node 3.9470
m 121.8993
n 0.1790
Epoch 2460200.5
nobs 1734
nopp 20
Years observed 1960-2023
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.112
ep 0.137
sin(ip) 0.088
Value Standard error
G 0.150
H 14.070
Mass
D
pV
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1118 0.1369 0.0882 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
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
14.07 MPC-2023-12-04 MPC-2023-12-04 Phot