1998 QE40
1998QE40, 2000 CO52, 2000CO52, 74112, J98Q40E, K00C52O
All data for this body: [vot]
MPC data
| Name (number) |
1998 QE40 (74112) |
| a |
2.47628 |
| e |
0.17192 |
| i / sin(i) |
3.1272 /
0.05455
|
| q |
2.05057
|
| Q |
2.90200
|
| ω |
223.9811 |
| Node |
198.3966 |
| m |
91.4701 |
| n |
0.2529 |
| Epoch |
2460200.5 |
| nobs |
2041 |
| nopp |
16 |
| Years observed |
1998-2023 |
| rms |
0.62 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.477 |
|
| ep |
0.164 |
|
| sin(ip) |
0.061 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.040 |
|
| Mass |
|
|
| D |
3.06 |
0.180 |
| pV |
0.189 |
0.0329 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4770 |
0.1643 |
0.0614 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.06 |
0.180 |
0.180 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.189 |
0.0329 |
0.0329 |
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 |
| 15.04 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |