2000 HP57
2000HP57, 1998 XD52, 1998XD52, 54171, J98X52D, K00H57P
All data for this body: [vot]
MPC data
| Name (number) |
2000 HP57 (54171) |
| a |
2.37225 |
| e |
0.05795 |
| i / sin(i) |
9.4565 /
0.16430
|
| q |
2.23477
|
| Q |
2.50973
|
| ω |
295.4966 |
| Node |
56.2929 |
| m |
19.4531 |
| n |
0.2698 |
| Epoch |
2460200.5 |
| nobs |
1474 |
| nopp |
17 |
| Years observed |
1998-2023 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.372 |
|
| ep |
0.014 |
|
| sin(ip) |
0.152 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.450 |
|
| Mass |
|
|
| D |
2.97 |
0.379 |
| pV |
0.167 |
0.0496 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3716 |
0.0144 |
0.1524 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.97 |
0.379 |
0.379 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.167 |
0.0496 |
0.0496 |
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 |
| 15.45 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |