1998 QJ91
1998QJ91, 2181 T-3, 2181T-3, H3200, J98Q91J, T3S2181
All data for this body: [vot]
MPC data
| Name (number) |
1998 QJ91 (173200) |
| a |
2.59867 |
| e |
0.34009 |
| i / sin(i) |
5.4940 /
0.09574
|
| q |
1.71488
|
| Q |
3.48246
|
| ω |
140.5913 |
| Node |
232.3736 |
| m |
125.5364 |
| n |
0.2353 |
| Epoch |
2460800.5 |
| nobs |
1068 |
| nopp |
18 |
| Years observed |
1977-2025 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.601 |
|
| ep |
0.290 |
|
| sin(ip) |
0.114 |
|
| G |
0.150 |
|
| H |
15.990 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L&D |
| Spectral Class Score |
2.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6013 |
0.2899 |
0.1135 |
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 |
| 15.99 |
|
|
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 |
| L&D |
|
|
|
DeMeo-Carry |
VIS |
Choi |
2023PSJ.....4...49C |
PHOT |