2000 HR55
2000HR55, A4821, K00H55R
All data for this body: [vot]
MPC data
| Name (number) |
2000 HR55 (104821) |
| a |
2.38954 |
| e |
0.14367 |
| i / sin(i) |
1.6844 /
0.02939
|
| q |
2.04623
|
| Q |
2.73285
|
| ω |
192.9862 |
| Node |
316.9429 |
| m |
331.8480 |
| n |
0.2668 |
| Epoch |
2460800.5 |
| nobs |
1006 |
| nopp |
17 |
| Years observed |
1994-2025 |
| rms |
0.84 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.390 |
|
| ep |
0.180 |
|
| sin(ip) |
0.042 |
|
| G |
0.150 |
|
| H |
16.370 |
|
| Mass |
|
|
| D |
2.02 |
0.222 |
| pV |
0.143 |
0.0640 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
7.456 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3897 |
0.1796 |
0.0415 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.02 |
0.222 |
0.222 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.143 |
0.0640 |
0.0640 |
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 |
| 16.37 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |