1999 HE9

1999HE9, 17080, 1980 RX6, 1980RX6, 1996 VD30, 1996VD30, J80R06X, J96V30D, J99H09E

All data for this body: [vot]

MPC data
Name (number) 1999 HE9 (17080)
a 2.99214
e 0.11285
i / sin(i) 9.9026 / 0.17197
q 2.65449
Q 3.32980
ω 148.0160
Node 215.0644
m 101.4244
n 0.1904
Epoch 2460200.5
nobs 2890
nopp 24
Years observed 1980-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.995
ep 0.077
sin(ip) 0.182
Value Standard error
G 0.150
H 13.540
Mass
D 7.18 0.345
pV 0.113 0.0158
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.4700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9951 0.0771 0.1821 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.18 0.345 0.345 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.113 0.0158 0.0158 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
13.54 MPC-2023-12-04 MPC-2023-12-04 Phot