1998 QA99
1998QA99, 2001 HJ10, 2001HJ10, 49027, J98Q99A, K01H10J
All data for this body: [vot]
MPC data
| Name (number) |
1998 QA99 (49027) |
| a |
2.33751 |
| e |
0.13896 |
| i / sin(i) |
4.9888 /
0.08696
|
| q |
2.01270
|
| Q |
2.66233
|
| ω |
160.0901 |
| Node |
149.5479 |
| m |
31.0437 |
| n |
0.2758 |
| Epoch |
2460200.5 |
| nobs |
1909 |
| nopp |
19 |
| Years observed |
1998-2023 |
| rms |
0.59 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.337 |
|
| ep |
0.108 |
|
| sin(ip) |
0.081 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.060 |
|
| Mass |
|
|
| D |
2.90 |
0.662 |
| pV |
0.303 |
0.1587 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3371 |
0.1080 |
0.0814 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.90 |
0.662 |
0.662 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.303 |
0.1587 |
0.1587 |
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 |
| 15.06 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |