1999 RV221
1999RV221, 38420, J99RM1V
All data for this body: [vot]
MPC data
| Name (number) |
1999 RV221 (38420) |
| a |
3.02806 |
| e |
0.06392 |
| i / sin(i) |
8.6809 /
0.15093
|
| q |
2.83451
|
| Q |
3.22161
|
| ω |
243.0839 |
| Node |
318.6776 |
| m |
121.4117 |
| n |
0.1870 |
| Epoch |
2460800.5 |
| nobs |
1814 |
| nopp |
21 |
| Years observed |
1993-2025 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
Eos (221) |
|
| |
|
|
| ap |
3.030 |
|
| ep |
0.080 |
|
| sin(ip) |
0.165 |
|
| G |
0.150 |
|
| H |
14.120 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 221 |
Eos |
606 |
Eos |
0.0500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0297 |
0.0799 |
0.1653 |
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 |
| 14.12 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |