1999 VD39

1999VD39, 2001 FU81, 2001FU81, 44931, J99V39D, K01F81U

All data for this body: [vot]

MPC data
Name (number) 1999 VD39 (44931)
a 2.41653
e 0.08014
i / sin(i) 8.3268 / 0.14482
q 2.22286
Q 2.61020
ω 2.0417
Node 241.9719
m 95.2002
n 0.2624
Epoch 2460800.5
nobs 1501
nopp 21
Years observed 1995-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.418
ep 0.095
sin(ip) 0.156
G 0.150
H 15.520
Mass
D 2.56 0.589
pV 0.224 0.0777
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 0.304
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4182 0.0951 0.1563 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.56 0.589 0.589 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.224 0.0777 0.0777 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
15.52 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.0507 0.0510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT