2001 DU21

2001DU21, 2000 AX171, 2000AX171, 72464, K00AH1X, K01D21U

All data for this body: [vot]

MPC data
Name (number) 2001 DU21 (72464)
a 2.63718
e 0.13625
i / sin(i) 15.0958 / 0.26043
q 2.27787
Q 2.99649
ω 253.5330
Node 124.9535
m 244.6358
n 0.2301
Epoch 2460200.5
nobs 1870
nopp 19
Years observed 1998-2023
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.637
ep 0.096
sin(ip) 0.249
Value Standard error
G 0.150
H 14.470
Mass
D 3.45 0.359
pV 0.398 0.0782
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 506 Maria 0.6400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6369 0.0955 0.2489 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.38 0.397 0.397 Masiero 2011ApJ...741...68M NEATM
3.78 0.836 0.836 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.374 0.0908 0.0908 Masiero 2011ApJ...741...68M NEATM
0.467 0.1540 0.1540 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
14.47 MPC-2023-12-04 MPC-2023-12-04 Phot