1998 VP21
1998VP21, 1977 RY16, 1977RY16, 2002 PF44, 2002PF44, 49315, J77R16Y, J98V21P, K02P44F
All data for this body: [vot]
MPC data
| Name (number) |
1998 VP21 (49315) |
| a |
2.58169 |
| e |
0.19917 |
| i / sin(i) |
3.7864 /
0.06604
|
| q |
2.06750
|
| Q |
3.09587
|
| ω |
26.5432 |
| Node |
2.6250 |
| m |
146.9849 |
| n |
0.2376 |
| Epoch |
2460800.5 |
| nobs |
946 |
| nopp |
18 |
| Years observed |
1977-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.583 |
|
| ep |
0.163 |
|
| sin(ip) |
0.069 |
|
| G |
0.150 |
|
| H |
15.950 |
|
| 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 |
| 2.5830 |
0.1631 |
0.0686 |
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 |
| 15.95 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |