2231 P-L
2231P-L, 1987 YH1, 1987YH1, 1993 FH51, 1993FH51, 42383, J87Y01H, J93F51H, PLS2231
All data for this body: [vot]
MPC data
| Name (number) |
2231 P-L (42383) |
| a |
2.69185 |
| e |
0.21366 |
| i / sin(i) |
1.2989 /
0.02267
|
| q |
2.11672
|
| Q |
3.26698
|
| ω |
213.7678 |
| Node |
247.0040 |
| m |
26.4924 |
| n |
0.2232 |
| Epoch |
2460200.5 |
| nobs |
1108 |
| nopp |
20 |
| Years observed |
1960-2023 |
| rms |
0.63 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.691 |
|
| ep |
0.224 |
|
| sin(ip) |
0.040 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.660 |
|
| Mass |
|
|
| D |
3.66 |
0.086 |
| pV |
0.100 |
0.0179 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6913 |
0.2237 |
0.0402 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.66 |
0.086 |
0.086 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.100 |
0.0179 |
0.0179 |
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 |
| 15.66 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |