1999 RA220
1999RA220, 59950, J99RM0A
All data for this body: [vot]
MPC data
| Name (number) |
1999 RA220 (59950) |
| a |
3.17456 |
| e |
0.05512 |
| i / sin(i) |
11.6656 /
0.20220
|
| q |
2.99959
|
| Q |
3.34953
|
| ω |
245.8686 |
| Node |
37.3994 |
| m |
252.9939 |
| n |
0.1743 |
| Epoch |
2460800.5 |
| nobs |
3288 |
| nopp |
22 |
| Years observed |
1999-2025 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.178 |
|
| ep |
0.059 |
|
| sin(ip) |
0.193 |
|
| G |
0.150 |
|
| H |
13.100 |
|
| Mass |
|
|
| D |
9.03 |
0.206 |
| pV |
0.164 |
0.0382 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
1.716 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1780 |
0.0590 |
0.1930 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 9.03 |
0.206 |
0.206 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.164 |
0.0382 |
0.0382 |
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 |
| 13.10 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| X |
|
0.286 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |