1999 AB18

1999AB18, 28238, J99A18B

All data for this body: [vot]

MPC data
Name (number) 1999 AB18 (28238)
a 2.86947
e 0.01027
i / sin(i) 2.7193 / 0.04744
q 2.84002
Q 2.89893
ω 108.0575
Node 139.1977
m 269.4198
n 0.2028
Epoch 2460200.5
nobs 1594
nopp 22
Years observed 1994-2023
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.870
ep 0.042
sin(ip) 0.036
Value Standard error
G 0.150
H 14.420
Mass
D 3.94 1.249
pV 0.261 0.1431
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis -0.0300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8701 0.0424 0.0356 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.94 1.249 1.249 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.261 0.1431 0.1431 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
14.42 MPC-2023-12-04 MPC-2023-12-04 Phot