1989 XR1

1989XR1, 2000 DR86, 2000DR86, 43784, J89X01R, K00D86R

All data for this body: [vot]

MPC data
Name (number) 1989 XR1 (43784)
a 2.73952
e 0.21285
i / sin(i) 8.1266 / 0.14136
q 2.15642
Q 3.32263
ω 267.7138
Node 112.6941
m 184.2567
n 0.2174
Epoch 2460200.5
nobs 1150
nopp 21
Years observed 1989-2023
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.738
ep 0.172
sin(ip) 0.127
Value Standard error
G 0.150
H 14.910
Mass
D 6.11 0.123
pV 0.070 0.0063
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7378 0.1715 0.1274 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.39 1.416 1.416 Masiero 2017AJ....154..168M NEATM
5.78 1.320 1.320 Masiero 2020PSJ.....1....5M NEATM
5.92 0.238 0.238 Masiero 2011ApJ...741...68M NEATM
6.19 0.145 0.145 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0392 0.0392 Masiero 2017AJ....154..168M NEATM
0.067 0.0095 0.0095 Masiero 2011ApJ...741...68M NEATM
0.070 0.0390 0.0390 Masiero 2020PSJ.....1....5M NEATM
0.073 0.0089 0.0089 Masiero 2011ApJ...741...68M 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
14.91 MPC-2023-12-04 MPC-2023-12-04 Phot