2009 SP220

2009SP220, K09SM0P, W8644

All data for this body: [vot]

MPC data
Name (number) 2009 SP220 (328644)
a 2.78966
e 0.06451
i / sin(i) 5.3761 / 0.09369
q 2.60972
Q 2.96961
ω 291.6660
Node 123.7554
m 83.2520
n 0.2115
Epoch 2460800.5
nobs 340
nopp 15
Years observed 2002-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent Hoffmeister (1726)
 
ap 2.791
ep 0.048
sin(ip) 0.077
G 0.150
H 16.520
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
1726 Hoffmeister 0 Hoffmeister Novakovic 2019EPSC...13.1671N HCM
1726 Hoffmeister 519 Hoffmeister 0.0900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7907 0.0479 0.0767 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
16.52 MPC-2023-12-04 MPC-2023-12-04 Phot