Marichardson
1982 DH1, 1982DH1, 1994 LC5, 1994LC5, 1999 TP94, 1999TP94, 20634, J82D01H, J94L05C, J99T94P
All data for this body: [vot]
MPC data
| Name (number) |
Marichardson (20634) |
| a |
2.44904 |
| e |
0.14365 |
| i / sin(i) |
5.6445 /
0.09836
|
| q |
2.09724
|
| Q |
2.80084
|
| ω |
122.2321 |
| Node |
59.5585 |
| m |
78.2001 |
| n |
0.2572 |
| Epoch |
2460800.5 |
| nobs |
3686 |
| nopp |
22 |
| Years observed |
1982-2025 |
| rms |
0.63 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.447 |
|
| ep |
0.183 |
|
| sin(ip) |
0.085 |
|
| G |
0.150 |
|
| H |
14.390 |
|
| Mass |
|
|
| D |
2.86 |
0.994 |
| pV |
0.542 |
0.2361 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4472 |
0.1834 |
0.0854 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.86 |
0.994 |
0.994 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.542 |
0.2361 |
0.2361 |
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 |
| 14.39 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |