1999 RD81
1999RD81, 1995 ST74, 1995ST74, G0591, J95S74T, J99R81D
All data for this body: [vot]
MPC data
| Name (number) |
1999 RD81 (160591) |
| a |
2.54944 |
| e |
0.19912 |
| i / sin(i) |
5.7457 /
0.10011
|
| q |
2.04180
|
| Q |
3.05709
|
| ω |
315.0797 |
| Node |
17.7827 |
| m |
120.4949 |
| n |
0.2421 |
| Epoch |
2460800.5 |
| nobs |
266 |
| nopp |
17 |
| Years observed |
1995-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.548 |
|
| ep |
0.154 |
|
| sin(ip) |
0.097 |
|
| G |
0.150 |
|
| H |
16.490 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5481 |
0.1544 |
0.0965 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.49 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |