1998 QQ99
1998QQ99, 1999 XO77, 1999XO77, 44302, J98Q99Q, J99X77O
All data for this body: [vot]
MPC data
| Name (number) |
1998 QQ99 (44302) |
| a |
2.73222 |
| e |
0.03432 |
| i / sin(i) |
3.5745 /
0.06235
|
| q |
2.63846
|
| Q |
2.82599
|
| ω |
131.3880 |
| Node |
121.3063 |
| m |
289.5250 |
| n |
0.2182 |
| Epoch |
2460200.5 |
| nobs |
1582 |
| nopp |
20 |
| Years observed |
1998-2023 |
| rms |
0.67 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.732 |
|
| ep |
0.060 |
|
| sin(ip) |
0.046 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.800 |
|
| Mass |
|
|
| D |
3.46 |
0.645 |
| pV |
0.257 |
0.0691 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7322 |
0.0605 |
0.0465 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.46 |
0.645 |
0.645 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.257 |
0.0691 |
0.0691 |
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 |
| 14.80 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |