1997 WC22

1997WC22, 2002 PH118, 2002PH118, J0316, J97W22C, K02PB8H

All data for this body: [vot]

MPC data
Name (number) 1997 WC22 (190316)
a 3.10764
e 0.31078
i / sin(i) 8.2570 / 0.14361
q 2.14186
Q 4.07342
ω 128.4044
Node 278.6465
m 250.3843
n 0.1799
Epoch 2460200.5
nobs 1197
nopp 13
Years observed 1997-2022
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.107
ep 0.267
sin(ip) 0.173
Value Standard error
G 0.150
H 15.160
Mass
D 6.03 0.434
pV 0.053 0.0099
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1065 0.2669 0.1727 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.83 1.410 1.410 Masiero 2021PSJ.....2..162M NEATM
5.98 0.474 0.474 Masiero 2011ApJ...741...68M NEATM
6.89 1.680 1.680 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0150 0.0250 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0220 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0123 0.0123 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
15.16 MPC-2023-12-04 MPC-2023-12-04 Phot