1992 ER18

1992ER18, 1999 AR8, 1999AR8, 27780, J92E18R, J99A08R

All data for this body: [vot]

MPC data
Name (number) 1992 ER18 (27780)
a 2.47336
e 0.13052
i / sin(i) 9.4851 / 0.16479
q 2.15055
Q 2.79618
ω 200.9322
Node 357.3490
m 152.0735
n 0.2534
Epoch 2460800.5
nobs 1163
nopp 23
Years observed 1992-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.477
ep 0.162
sin(ip) 0.164
G 0.150
H 15.250
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4766 0.1615 0.1641 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.25 MPC-2023-12-04 MPC-2023-12-04 Phot