2001 DY21

2001DY21, 1993 TR33, 1993TR33, 25922, J93T33R, K01D21Y

All data for this body: [vot]

MPC data
Name (number) 2001 DY21 (25922)
a 2.98135
e 0.11120
i / sin(i) 11.0668 / 0.19195
q 2.64981
Q 3.31288
ω 279.1433
Node 52.4934
m 95.3576
n 0.1915
Epoch 2460800.5
nobs 3130
nopp 23
Years observed 1993-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.977
ep 0.084
sin(ip) 0.181
G 0.150
H 13.890
Mass
D 6.56 0.317
pV 0.163 0.0242
Value
Rotational Period 5.867
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.6400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9765 0.0839 0.1807 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.56 0.317 0.317 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.163 0.0242 0.0242 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
13.89 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.86523 2 Sidereal Durech 2018A&A...617A..57D Model
5.86656 2 Synodic Pal 2020ApJS..247...26P Lightcurve