2001 DT9

2001DT9, 1998 MD31, 1998MD31, 1999 VD200, 1999VD200, 46019, J98M31D, J99VK0D, K01D09T

All data for this body: [vot]

MPC data
Name (number) 2001 DT9 (46019)
a 2.61000
e 0.02737
i / sin(i) 14.0487 / 0.24275
q 2.53856
Q 2.68145
ω 183.7508
Node 118.4252
m 119.0808
n 0.2337
Epoch 2460800.5
nobs 2202
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.610
ep 0.031
sin(ip) 0.228
G 0.150
H 14.490
Mass
D 3.09 0.393
pV 0.469 0.0680
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6095 0.0313 0.2284 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.07 0.449 0.449 Masiero 2011ApJ...741...68M NEATM
3.15 0.812 0.812 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.449 0.2323 0.2323 Masiero 2011ApJ...741...68M NEATM
0.470 0.0711 0.0711 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
14.49 MPC-2023-12-04 MPC-2023-12-04 Phot