1998 WQ4
1998WQ4, 2000 DO21, 2000DO21, 49347, J98W04Q, K00D21O
All data for this body: [vot]
MPC data
| Name (number) |
1998 WQ4 (49347) |
| a |
2.52596 |
| e |
0.27766 |
| i / sin(i) |
17.5491 /
0.30152
|
| q |
1.82460
|
| Q |
3.22732
|
| ω |
186.9429 |
| Node |
149.4708 |
| m |
114.3394 |
| n |
0.2455 |
| Epoch |
2460200.5 |
| nobs |
3412 |
| nopp |
20 |
| Years observed |
1998-2023 |
| rms |
0.55 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.524 |
|
| ep |
0.227 |
|
| sin(ip) |
0.262 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.300 |
|
| Mass |
|
|
| D |
3.51 |
0.450 |
| pV |
0.360 |
0.1950 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5243 |
0.2268 |
0.2617 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.51 |
0.450 |
0.450 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.360 |
0.1950 |
0.1950 |
Masiero |
2012ApJ...759L...8M |
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 |
| 14.30 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |