1999 RY222
1999RY222, 74770, J99RM2Y
All data for this body: [vot]
MPC data
| Name (number) |
1999 RY222 (74770) |
| a |
2.19695 |
| e |
0.05525 |
| i / sin(i) |
6.4298 /
0.11199
|
| q |
2.07558
|
| Q |
2.31833
|
| ω |
136.4401 |
| Node |
250.7498 |
| m |
282.3226 |
| n |
0.3027 |
| Epoch |
2460800.5 |
| nobs |
1104 |
| nopp |
19 |
| Years observed |
1960-2025 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.197 |
|
| ep |
0.076 |
|
| sin(ip) |
0.121 |
|
| G |
0.150 |
|
| H |
16.360 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.728 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.1968 |
0.0763 |
0.1208 |
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 |
| 16.36 |
|
|
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 |
| S |
|
0.788 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| V |
V |
0.0487 |
0.0310 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |