2009DW71

2005JD132, K05JD2D, K09D71W, P7231

All data for this body: [vot]

MPC data
Name (number) 2009DW71 (257231)
Packed designation P7231
a 2.61318
e 0.31766
i / sin(i) 13.5014 / 0.23347
q 1.78307
Q 3.44329
ω 284.4090
Node 3.0494
m 311.0592
n 0.2333
Epoch 2459600.5
nobs 300
nopp 10
Years observed 1997-2021
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.611
ep 0.283
sin(ip) 0.256
Value Standard error
G 0.150
H 16.600
Mass
D 2.44 0.290
pV 0.062 0.0210
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6111 0.2827 0.2562 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.44 0.290 0.290 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.062 0.0210 0.0210 Masiero 2012ApJ...759L...8M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.60 MPC-2022-01-18 MPC-2022-01-18 Phot