2000 DU21

2000DU21, K00D21U, Q9847

All data for this body: [vot]

MPC data
Name (number) 2000 DU21 (269847)
a 3.16166
e 0.21750
i / sin(i) 15.7080 / 0.27074
q 2.47400
Q 3.84932
ω 20.9557
Node 156.6904
m 152.6096
n 0.1753
Epoch 2460800.5
nobs 518
nopp 16
Years observed 2000-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Theobalda (778)
 
ap 3.176
ep 0.263
sin(ip) 0.246
G 0.150
H 15.780
Mass
D 5.09 2.533
pV 0.047 0.0544
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
778 Theobalda 0 Theobalda Novakovic 2019EPSC...13.1671N HCM
778 Theobalda 617 Theobalda Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1765 0.2634 0.2458 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.09 2.533 2.533 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.047 0.0544 0.0544 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
15.78 MPC-2023-12-04 MPC-2023-12-04 Phot