1999 SL6

1999SL6, 1998 HT112, 1998HT112, 40720, J98HB2T, J99S06L

All data for this body: [vot]

MPC data
Name (number) 1999 SL6 (40720)
a 2.58393
e 0.15085
i / sin(i) 11.1103 / 0.19270
q 2.19414
Q 2.97372
ω 214.0653
Node 110.5360
m 85.6743
n 0.2373
Epoch 2460800.5
nobs 1735
nopp 22
Years observed 1997-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.583
ep 0.120
sin(ip) 0.173
G 0.150
H 15.090
Mass
D 2.87 0.489
pV 0.235 0.0663
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5835 0.1205 0.1729 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.87 0.489 0.489 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.235 0.0663 0.0663 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
15.09 MPC-2023-12-04 MPC-2023-12-04 Phot