1998 QA89
1998QA89, 1991 PZ31, 1991PZ31, 26258, J91P31Z, J98Q89A
All data for this body: [vot]
MPC data
| Name (number) |
1998 QA89 (26258) |
| a |
2.26573 |
| e |
0.22136 |
| i / sin(i) |
5.9534 /
0.10372
|
| q |
1.76419
|
| Q |
2.76726
|
| ω |
86.2846 |
| Node |
248.6084 |
| m |
304.1303 |
| n |
0.2890 |
| Epoch |
2460800.5 |
| nobs |
1764 |
| nopp |
21 |
| Years observed |
1991-2025 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.265 |
|
| ep |
0.163 |
|
| sin(ip) |
0.122 |
|
| G |
0.150 |
|
| H |
15.700 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
3.800 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2655 |
0.1625 |
0.1223 |
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 |
| 15.70 |
|
|
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 |
| S |
|
|
|
DeMeo-Carry |
VIS |
DeMeo |
2013Icar..226..723D |
PHOT |
| S |
|
0.90 |
|
Bus |
VIS |
Carvano |
2010A&A...510A..43C |
PHOT |