1999XE89

66981, J99X89E

All data for this body: [vot]

MPC data
Name (number) 1999XE89 (66981)
Packed designation 66981
a 3.08661
e 0.09511
i / sin(i) 10.5356 / 0.18285
q 2.79304
Q 3.38017
ω 264.0059
Node 96.2978
m 116.1247
n 0.1818
Epoch 2459600.5
nobs 1436
nopp 20
Years observed 1998-2022
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.084
ep 0.066
sin(ip) 0.164
Value Standard error
G 0.150
H 13.940
Mass
D 6.33 0.219
pV 0.160 0.0227
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos 0.7800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0840 0.0659 0.1638 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.33 0.219 0.219 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.160 0.0227 0.0227 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.94 MPC-2022-01-18 MPC-2022-01-18 Phot