1999 XC42
1999XC42, 49809, J99X42C
All data for this body: [vot]
MPC data
| Name (number) |
1999 XC42 (49809) |
| a |
2.26911 |
| e |
0.10742 |
| i / sin(i) |
5.2165 /
0.09092
|
| q |
2.02537
|
| Q |
2.51285
|
| ω |
227.2361 |
| Node |
42.5930 |
| m |
126.0946 |
| n |
0.2883 |
| Epoch |
2460200.5 |
| nobs |
1862 |
| nopp |
20 |
| Years observed |
1991-2023 |
| rms |
0.67 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.268 |
|
| ep |
0.104 |
|
| sin(ip) |
0.084 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.190 |
|
| Mass |
|
|
| D |
2.15 |
0.370 |
| pV |
0.458 |
0.2357 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2679 |
0.1044 |
0.0839 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.15 |
0.370 |
0.370 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.458 |
0.2357 |
0.2357 |
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 |
| 15.19 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |