Discovery

09770, 1993 EE, 1993EE, 1994 RJ12, 1994RJ12, J93E00E, J94R12J

All data for this body: [vot]

MPC data
Name (number) Discovery (9770)
a 2.28241
e 0.14657
i / sin(i) 3.9517 / 0.06892
q 1.94788
Q 2.61694
ω 68.4010
Node 136.2065
m 280.2194
n 0.2858
Epoch 2460200.5
nobs 2111
nopp 22
Years observed 1993-2023
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.282
ep 0.184
sin(ip) 0.063
Value Standard error
G 0.150
H 14.970
Mass
D 7.00 0.027
pV 0.040 0.0036
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2820 0.1839 0.0630 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.32 1.010 1.010 Masiero 2020PSJ.....1....5M NEATM
5.86 1.580 1.580 Masiero 2021PSJ.....2..162M NEATM
7.00 0.027 0.027 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0037 0.0037 Masiero 2011ApJ...741...68M NEATM
0.060 0.0230 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.075 0.0310 0.0310 Masiero 2020PSJ.....1....5M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.97 MPC-2023-12-04 MPC-2023-12-04 Phot