1999 NN9

1999NN9, 40344, J99N09N

All data for this body: [vot]

MPC data
Name (number) 1999 NN9 (40344)
a 2.30907
e 0.11330
i / sin(i) 5.5872 / 0.09736
q 2.04745
Q 2.57069
ω 343.3909
Node 295.2269
m 154.3714
n 0.2809
Epoch 2460800.5
nobs 1807
nopp 20
Years observed 1992-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.308
ep 0.102
sin(ip) 0.107
G 0.150
H 15.520
Mass
D 2.10 0.193
pV 0.230 0.0318
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3079 0.1017 0.1069 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.10 0.193 0.193 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.230 0.0318 0.0318 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
15.52 MPC-2023-12-04 MPC-2023-12-04 Phot