1998 HS81
1998HS81, 2001 XA236, 2001XA236, 2003 EB28, 2003EB28, A0872, J98H81S, K01XN6A, K03E28B
All data for this body: [vot]
MPC data
| Name (number) |
1998 HS81 (100872) |
| a |
3.02556 |
| e |
0.13795 |
| i / sin(i) |
6.6302 /
0.11546
|
| q |
2.60820
|
| Q |
3.44293
|
| ω |
142.7407 |
| Node |
44.7900 |
| m |
64.8728 |
| n |
0.1873 |
| Epoch |
2460800.5 |
| nobs |
913 |
| nopp |
22 |
| Years observed |
1995-2025 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.029 |
|
| ep |
0.195 |
|
| sin(ip) |
0.090 |
|
| G |
0.150 |
|
| H |
15.050 |
|
| Mass |
|
|
| D |
7.51 |
0.586 |
| pV |
0.038 |
0.0100 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0285 |
0.1950 |
0.0900 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 7.51 |
0.586 |
0.586 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.038 |
0.0100 |
0.0100 |
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 |
| 15.05 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |