1987ON

18332, 1995KU1, J87O00N, J95K01U

All data for this body: [vot]

MPC data
Name (number) 1987ON (18332)
Packed designation 18332
a 2.59758
e 0.19887
i / sin(i) 13.9561 / 0.24118
q 2.08101
Q 3.11415
ω 154.5907
Node 158.1942
m 85.9918
n 0.2354
Epoch 2459600.5
nobs 1866
nopp 21
Years observed 1987-2022
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.599
ep 0.167
sin(ip) 0.230
Value Standard error
G 0.150
H 14.210
Mass
D 6.50 0.500
pV 0.080 0.0176
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia -0.3600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5995 0.1672 0.2297 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.50 0.500 0.500 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0176 0.0176 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
14.21 MPC-2022-01-18 MPC-2022-01-18 Phot