1999 JW9
1999JW9, 2000 RV18, 2000RV18, 35775, J99J09W, K00R18V
All data for this body: [vot]
MPC data
| Name (number) |
1999 JW9 (35775) |
| a |
2.53979 |
| e |
0.12020 |
| i / sin(i) |
12.9387 /
0.22391
|
| q |
2.23452
|
| Q |
2.84506
|
| ω |
170.6544 |
| Node |
193.1426 |
| m |
21.9989 |
| n |
0.2435 |
| Epoch |
2460800.5 |
| nobs |
1629 |
| nopp |
22 |
| Years observed |
1996-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.540 |
|
| ep |
0.085 |
|
| sin(ip) |
0.227 |
|
| G |
0.150 |
|
| H |
15.040 |
|
| Mass |
|
|
| D |
3.16 |
0.443 |
| pV |
0.213 |
0.0938 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
2.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5400 |
0.0850 |
0.2271 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.16 |
0.443 |
0.443 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.213 |
0.0938 |
0.0938 |
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 |
| 15.04 |
|
|
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 |
|
|
|
DeMeo-Carry |
VIS |
Choi |
2023PSJ.....4...49C |
PHOT |