1990 DW2

1990DW2, 11505, 1978 EG10, 1978EG10, 1993 SF13, 1993SF13, 1994 WR, 1994WR, J78E10G, J90D02W, J93S13F, J94W00R

All data for this body: [vot]

MPC data
Name (number) 1990 DW2 (11505)
a 3.37078
e 0.02265
i / sin(i) 1.9569 / 0.03415
q 3.29444
Q 3.44713
ω 323.6008
Node 336.1501
m 98.2909
n 0.1593
Epoch 2460800.5
nobs 3656
nopp 29
Years observed 1978-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.373
ep 0.038
sin(ip) 0.050
G 0.150
H 12.620
Mass
D 16.84 0.564
pV 0.075 0.0121
Value
Rotational Period 5.949
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.3726 0.0382 0.0498 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.84 0.564 0.564 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.075 0.0121 0.0121 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
12.62 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.9492 2 Sidereal Durech 2018A&A...617A..57D Model
5.9492 2 Sidereal Durech 2023A&A...675A..24D Model