1999SW21

2005SN269, E5879, J99S21W, K05SQ9N

All data for this body: [vot]

MPC data
Name (number) 1999SW21 (145879)
Packed designation E5879
a 3.19390
e 0.06720
i / sin(i) 4.7702 / 0.08316
q 2.97929
Q 3.40852
ω 353.7371
Node 347.0467
m 340.9108
n 0.1727
Epoch 2459600.5
nobs 350
nopp 15
Years observed 1996-2020
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.194
ep 0.037
sin(ip) 0.093
Value Standard error
G 0.150
H 15.690
Mass
D 4.36 1.126
pV 0.049 0.0352
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1939 0.0373 0.0926 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.36 1.126 1.126 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0352 0.0352 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.69 MPC-2022-01-18 MPC-2022-01-18 Phot