1998 HA13
1998HA13, 12854, 1991 PY31, 1991PY31, J91P31Y, J98H13A
All data for this body: [vot]
MPC data
| Name (number) |
1998 HA13 (12854) |
| a |
2.37688 |
| e |
0.29450 |
| i / sin(i) |
5.2335 /
0.09122
|
| q |
1.67689
|
| Q |
3.07686
|
| ω |
83.6818 |
| Node |
235.9887 |
| m |
71.1493 |
| n |
0.2690 |
| Epoch |
2460800.5 |
| nobs |
2375 |
| nopp |
22 |
| Years observed |
1991-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.373 |
|
| ep |
0.255 |
|
| sin(ip) |
0.112 |
|
| G |
0.150 |
|
| H |
15.060 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
50.000 |
| Period quality |
1 |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3731 |
0.2548 |
0.1124 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 15.06 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 50.6 |
1 |
Synodic |
Oey |
2014MPBu...41..276O |
Lightcurve |