2001 HJ9

2001HJ9, 1999 BM18, 1999BM18, 48164, J99B18M, K01H09J

All data for this body: [vot]

MPC data
Name (number) 2001 HJ9 (48164)
a 3.06336
e 0.17131
i / sin(i) 13.7647 / 0.23794
q 2.53858
Q 3.58813
ω 279.1721
Node 52.0411
m 335.7432
n 0.1838
Epoch 2460200.5
nobs 2328
nopp 22
Years observed 1992-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.060
ep 0.140
sin(ip) 0.231
Value Standard error
G 0.150
H 14.250
Mass
D 8.57 0.200
pV 0.055 0.0093
Rotational Period 86.012
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0604 0.1404 0.2310 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.57 0.200 0.200 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0093 0.0093 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
14.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
86.01 Pal 2020ApJS..247...26P Lightcurve