Duffard
08797, 1981 EU18, 1981EU18, J81E18U
All data for this body: [vot]
MPC data
Name (number) |
Duffard (8797) |
a |
3.07090 |
e |
0.17228 |
i / sin(i) |
0.2043 /
0.00357
|
q |
2.54184
|
Q |
3.59996
|
ω |
196.0409 |
Node |
92.2329 |
m |
216.6192 |
n |
0.1832 |
Epoch |
2460200.5 |
nobs |
2151 |
nopp |
27 |
Years observed |
1951-2023 |
rms |
0.66 |
Best values
|
Value |
Standard error |
Parent |
|
|
|
|
|
ap |
3.076 |
|
ep |
0.217 |
|
sin(ip) |
0.017 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
13.910 |
|
Mass |
|
|
D |
8.23 |
0.175 |
pV |
0.086 |
0.0160 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
3.0764 |
0.2168 |
0.0174 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
8.23 |
0.175 |
0.175 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.086 |
0.0160 |
0.0160 |
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 |
13.91 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |