1998 HL138
1998HL138, 2001 AY14, 2001AY14, 42679, J98HD8L, K01A14Y
All data for this body: [vot]
MPC data
| Name (number) |
1998 HL138 (42679) |
| a |
2.32854 |
| e |
0.13537 |
| i / sin(i) |
6.4387 /
0.11214
|
| q |
2.01333
|
| Q |
2.64375
|
| ω |
117.7059 |
| Node |
121.5745 |
| m |
193.0986 |
| n |
0.2774 |
| Epoch |
2460800.5 |
| nobs |
1053 |
| nopp |
18 |
| Years observed |
1995-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.328 |
|
| ep |
0.152 |
|
| sin(ip) |
0.103 |
|
| G |
0.150 |
|
| H |
16.200 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
3.749 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3281 |
0.1519 |
0.1033 |
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 |
| 16.20 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| Q |
|
0.16 |
|
Bus |
VIS |
Carvano |
2010A&A...510A..43C |
PHOT |
| S |
S |
0.6248 |
0.6248 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |