2009 QM31

2009QM31, 1998 WD39, 1998WD39, J98W39D, K09Q31M, X0861

All data for this body: [vot]

MPC data
Name (number) 2009 QM31 (330861)
a 2.41515
e 0.23573
i / sin(i) 1.2922 / 0.02255
q 1.84581
Q 2.98448
ω 212.0659
Node 126.4425
m 70.3847
n 0.2626
Epoch 2460800.5
nobs 281
nopp 14
Years observed 1998-2025
rms 0.89
Best values
[raw, vot]

Value Standard error
Parent Euterpe (27)
 
ap 2.414
ep 0.199
sin(ip) 0.012
G 0.150
H 17.530
Mass
D
pV
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
27 Euterpe 410 Euterpe 0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4138 0.1992 0.0121 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.53 MPC-2023-12-04 MPC-2023-12-04 Phot