1997 CH28

1997CH28, 1979 YH9, 1979YH9, 1998 FM111, 1998FM111, 29426, J79Y09H, J97C28H, J98FB1M

All data for this body: [vot]

MPC data
Name (number) 1997 CH28 (29426)
a 3.17082
e 0.16262
i / sin(i) 9.5292 / 0.16555
q 2.65516
Q 3.68647
ω 147.9984
Node 317.0629
m 6.8055
n 0.1746
Epoch 2460800.5
nobs 3253
nopp 22
Years observed 1979-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.178
ep 0.165
sin(ip) 0.178
G 0.150
H 12.800
Mass
D 16.65 0.300
pV 0.049 0.0061
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1784 0.1649 0.1776 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.21 5.290 5.290 Masiero 2021PSJ.....2..162M NEATM
16.65 0.300 0.300 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0062 0.0062 Masiero 2011ApJ...741...68M NEATM
0.056 0.0250 0.0460 Masiero 2021PSJ.....2..162M 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
12.80 MPC-2023-12-04 MPC-2023-12-04 Phot