1999 JW81
1999JW81, 2001 VD81, 2001VD81, 49652, J99J81W, K01V81D
All data for this body: [vot]
MPC data
| Name (number) |
1999 JW81 (49652) |
| a |
2.41892 |
| e |
0.08316 |
| i / sin(i) |
12.5227 /
0.21683
|
| q |
2.21776
|
| Q |
2.62009
|
| ω |
10.7502 |
| Node |
69.2195 |
| m |
299.2380 |
| n |
0.2620 |
| Epoch |
2460200.5 |
| nobs |
2189 |
| nopp |
22 |
| Years observed |
1950-2023 |
| rms |
0.63 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.418 |
|
| ep |
0.112 |
|
| sin(ip) |
0.205 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.400 |
|
| Mass |
|
|
| D |
3.16 |
0.126 |
| pV |
0.406 |
0.0825 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4185 |
0.1115 |
0.2047 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.16 |
0.126 |
0.126 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.406 |
0.0825 |
0.0825 |
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 |
| 14.40 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Period data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.80 |
|
|
Waszczak |
2015AJ....150...75W |
Lightcurve |