1978 WB1
1978WB1, 2005 YD57, 2005YD57, H8284, J78W01B, K05Y57D
All data for this body: [vot]
MPC data
| Name (number) |
1978 WB1 (178284) |
| a |
3.06678 |
| e |
0.17626 |
| i / sin(i) |
15.2935 /
0.26377
|
| q |
2.52623
|
| Q |
3.60734
|
| ω |
338.8252 |
| Node |
67.2959 |
| m |
255.5126 |
| n |
0.1835 |
| Epoch |
2460800.5 |
| nobs |
727 |
| nopp |
22 |
| Years observed |
1978-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.060 |
|
| ep |
0.170 |
|
| sin(ip) |
0.238 |
|
| G |
0.150 |
|
| H |
14.870 |
|
| Mass |
|
|
| D |
6.16 |
0.860 |
| pV |
0.074 |
0.0220 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0604 |
0.1696 |
0.2385 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 6.16 |
0.860 |
0.860 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.074 |
0.0220 |
0.0220 |
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 |
| 14.87 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |