1999 FN18

1999FN18, 1996 TD50, 1996TD50, 49600, J96T50D, J99F18N

All data for this body: [vot]

MPC data
Name (number) 1999 FN18 (49600)
a 3.19909
e 0.12027
i / sin(i) 7.9028 / 0.13749
q 2.81433
Q 3.58385
ω 127.4966
Node 329.9941
m 272.2746
n 0.1723
Epoch 2460800.5
nobs 2056
nopp 21
Years observed 1996-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.207
ep 0.108
sin(ip) 0.151
G 0.150
H 13.590
Mass
D 12.99 0.090
pV 0.043 0.0049
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2073 0.1077 0.1513 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.02 4.040 4.040 Nugent 2016AJ....152...63N NEATM
12.99 0.090 0.090 Masiero 2011ApJ...741...68M NEATM
14.81 4.840 4.840 Masiero 2021PSJ.....2..162M NEATM
15.68 5.430 5.430 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.031 0.0140 0.0260 Masiero 2021PSJ.....2..162M NEATM
0.040 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.045 0.0053 0.0053 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
13.59 MPC-2023-12-04 MPC-2023-12-04 Phot