1999 RY197
1999RY197, 1985 QM2, 1985QM2, 44684, J85Q02M, J99RJ7Y
All data for this body: [vot]
MPC data
| Name (number) |
1999 RY197 (44684) |
| a |
2.28719 |
| e |
0.14686 |
| i / sin(i) |
6.5563 /
0.11418
|
| q |
1.95129
|
| Q |
2.62309
|
| ω |
6.6678 |
| Node |
261.7892 |
| m |
218.5745 |
| n |
0.2849 |
| Epoch |
2460800.5 |
| nobs |
2249 |
| nopp |
20 |
| Years observed |
1998-2025 |
| rms |
0.66 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.287 |
|
| ep |
0.143 |
|
| sin(ip) |
0.127 |
|
| G |
0.150 |
|
| H |
15.410 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
228.020 |
| Period quality |
2 |
| Spectral Class |
S |
| Spectral Class Score |
2.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2867 |
0.1434 |
0.1268 |
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 |
| 15.41 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 228.029 |
2 |
Synodic |
Pal |
2020ApJS..247...26P |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
S |
|
|
DeMeo-Carry |
VIS |
Choi |
2023PSJ.....4...49C |
PHOT |