1999JS77

18804, 1991EQ6, 1998DX37, J91E06Q, J98D37X, J99J77S

All data for this body: [vot]

MPC data
Name (number) 1999JS77 (18804)
Packed designation 18804
a 2.36034
e 0.11610
i / sin(i) 7.4962 / 0.13046
q 2.08631
Q 2.63437
ω 220.1722
Node 113.9519
m 9.0564
n 0.2718
Epoch 2459600.5
nobs 2495
nopp 20
Years observed 1991-2021
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.360
ep 0.073
sin(ip) 0.117
Value Standard error
G 0.150
H 13.550
Mass
D 5.63 0.032
pV 0.162 0.0203
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3599 0.0733 0.1175 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.63 0.032 0.032 Masiero 2011ApJ...741...68M NEATM
7.45 0.660 0.660 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.152 0.0390 0.0390 Masiero 2012ApJ...759L...8M NEATM
0.165 0.0238 0.0238 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
13.55 MPC-2022-01-18 MPC-2022-01-18 Phot