Davidlau
1978 VH2, 1978VH2, 1981 QE4, 1981QE4, 1981 RC3, 1981RC3, 1998 MF29, 1998MF29, 1999 XD101, 1999XD101, 25517, J78V02H, J81Q04E, J81R03C, J98M29F, J99XA1D
All data for this body: [vot]
MPC data
| Name (number) |
Davidlau (25517) |
| a |
2.27746 |
| e |
0.13110 |
| i / sin(i) |
2.6315 /
0.04591
|
| q |
1.97889
|
| Q |
2.57603
|
| ω |
27.1825 |
| Node |
298.9161 |
| m |
259.8839 |
| n |
0.2868 |
| Epoch |
2460800.5 |
| nobs |
3070 |
| nopp |
22 |
| Years observed |
1978-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.278 |
|
| ep |
0.087 |
|
| sin(ip) |
0.055 |
|
| G |
0.150 |
|
| H |
14.500 |
|
| Mass |
|
|
| D |
3.49 |
0.092 |
| pV |
0.303 |
0.0729 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2777 |
0.0871 |
0.0553 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.49 |
0.092 |
0.092 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.303 |
0.0729 |
0.0729 |
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 |
| 14.50 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |