1998HE100

11721, 1976SJ3, 1985QC1, 1990TV2, 1993FC79, J76S03J, J85Q01C, J90T02V, J93F79C, J98HA0E

All data for this body: [vot]

MPC data
Name (number) 1998HE100 (11721)
Packed designation 11721
a 2.77358
e 0.17749
i / sin(i) 9.2202 / 0.16023
q 2.28128
Q 3.26588
ω 157.3189
Node 188.3120
m 302.6168
n 0.2134
Epoch 2459600.5
nobs 1997
nopp 22
Years observed 1976-2021
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.775
ep 0.141
sin(ip) 0.160
Value Standard error
G 0.150
H 13.870
Mass
D
pV
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion -0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7750 0.1411 0.1599 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
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
13.87 MPC-2022-01-18 MPC-2022-01-18 Phot