1981DD2

2000WX84, 39482, J81D02D, K00W84X

All data for this body: [vot]

MPC data
Name (number) 1981DD2 (39482)
Packed designation 39482
a 3.03646
e 0.08402
i / sin(i) 7.6886 / 0.13379
q 2.78134
Q 3.29159
ω 252.5703
Node 267.4466
m 275.2076
n 0.1863
Epoch 2459600.5
nobs 678
nopp 19
Years observed 1981-2022
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Emma (283)
 
ap 3.039
ep 0.116
sin(ip) 0.160
Value Standard error
G 0.150
H 14.870
Mass
D 7.58 0.294
pV 0.059 0.0112
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
283 Emma 607 Emma -0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0388 0.1160 0.1598 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.58 0.294 0.294 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0112 0.0112 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.87 MPC-2022-01-18 MPC-2022-01-18 Phot