Tweedledee

09387, 1986 EM, 1986EM, 1987 QQ1, 1987QQ1, 1994 CA, 1994CA, J86E00M, J87Q01Q, J94C00A

All data for this body: [vot]

MPC data
Name (number) Tweedledee (9387)
a 1.93871
e 0.08924
i / sin(i) 21.6573 / 0.36905
q 1.76571
Q 2.11171
ω 56.1821
Node 332.9449
m 81.4500
n 0.3651
Epoch 2460200.5
nobs 3281
nopp 20
Years observed 1986-2023
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 1.939
ep 0.065
sin(ip) 0.404
Value Standard error
G 0.150
H 14.030
Mass
D 4.67 0.048
pV 0.206 0.0254
Rotational Period 3.534
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9389 0.0649 0.4039 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.56 0.140 0.140 Masiero 2014ApJ...791..121M NEATM
4.68 0.051 0.051 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.0280 0.0280 Masiero 2011ApJ...741...68M NEATM
0.220 0.0600 0.0600 Masiero 2014ApJ...791..121M 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
14.03 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.53 Warner 2015MPBu...42..108W Lightcurve
3.53 Stephens 2015MPBu...42...70S Lightcurve
3.54 Warner 2013MPBu...40..137W Lightcurve
3.54 Behrend LCDB Lightcurve
3.54 Warner 2013MPBu...40..137W Lightcurve
7.08 Warner 2007MPBu...34....8W Lightcurve