1999XY77

e1849, J99X77Y

All data for this body: [vot]

MPC data
Name (number) 1999XY77 (401849)
Packed designation e1849
a 2.98847
e 0.33661
i / sin(i) 1.5215 / 0.02655
q 1.98254
Q 3.99441
ω 322.4606
Node 59.4875
m 130.2353
n 0.1908
Epoch 2459600.5
nobs 256
nopp 8
Years observed 1999-2021
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.979
ep 0.299
sin(ip) 0.015
Value Standard error
G 0.150
H 16.810
Mass
D 2.41 0.178
pV 0.063 0.0122
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9790 0.2987 0.0154 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.41 0.178 0.178 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 0.0122 0.0122 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
16.81 MPC-2022-01-18 MPC-2022-01-18 Phot