2009 WS99
2009WS99, 1997 RW5, 1997RW5, 2006 DX169, 2006DX169, J97R05W, K06DG9X, K09W99S, R9289
All data for this body: [vot]
MPC data
| Name (number) |
2009 WS99 (279289) |
| a |
3.16515 |
| e |
0.09012 |
| i / sin(i) |
4.9599 /
0.08646
|
| q |
2.87992
|
| Q |
3.45038
|
| ω |
349.5787 |
| Node |
38.7513 |
| m |
288.2147 |
| n |
0.1750 |
| Epoch |
2460800.5 |
| nobs |
270 |
| nopp |
16 |
| Years observed |
1997-2025 |
| rms |
0.96 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.159 |
|
| ep |
0.076 |
|
| sin(ip) |
0.078 |
|
| G |
0.150 |
|
| H |
16.110 |
|
| Mass |
|
|
| D |
3.28 |
0.513 |
| pV |
0.072 |
0.0226 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1592 |
0.0757 |
0.0777 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.28 |
0.513 |
0.513 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.072 |
0.0226 |
0.0226 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 16.11 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |