2009WC178

K09WH8C, R5209

All data for this body: [vot]

MPC data
Name (number) 2009WC178 (275209)
Packed designation R5209
a 3.11012
e 0.12010
i / sin(i) 4.3591 / 0.07601
q 2.73659
Q 3.48364
ω 233.0034
Node 212.5694
m 54.7289
n 0.1797
Epoch 2459600.5
nobs 220
nopp 14
Years observed 1998-2022
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.109
ep 0.114
sin(ip) 0.087
Value Standard error
G 0.150
H 16.370
Mass
D 2.71 0.334
pV 0.080 0.0232
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1093 0.1143 0.0874 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.71 0.334 0.334 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0232 0.0232 Masiero 2011ApJ...741...68M 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
16.37 MPC-2022-01-18 MPC-2022-01-18 Phot