1998 QW22
1998QW22, 1991 PP31, 1991PP31, 46844, J91P31P, J98Q22W
All data for this body: [vot]
MPC data
| Name (number) |
1998 QW22 (46844) |
| a |
2.30092 |
| e |
0.09122 |
| i / sin(i) |
3.8658 /
0.06742
|
| q |
2.09103
|
| Q |
2.51081
|
| ω |
70.8580 |
| Node |
13.9916 |
| m |
319.3223 |
| n |
0.2824 |
| Epoch |
2460200.5 |
| nobs |
2298 |
| nopp |
19 |
| Years observed |
1991-2023 |
| rms |
0.65 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.300 |
|
| ep |
0.108 |
|
| sin(ip) |
0.060 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.720 |
|
| Mass |
|
|
| D |
2.68 |
0.056 |
| pV |
0.470 |
0.0688 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3002 |
0.1079 |
0.0604 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.68 |
0.056 |
0.056 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.470 |
0.0688 |
0.0688 |
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 |
| 14.72 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |