Maichin

12089, 1989 YN9, 1989YN9, 1991 JQ6, 1991JQ6, 1994 FG, 1994FG, 1998 HO35, 1998HO35, J89Y09N, J91J06Q, J94F00G, J98H35O

All data for this body: [vot]

MPC data
Name (number) Maichin (12089)
a 2.35312
e 0.12076
i / sin(i) 3.3746 / 0.05886
q 2.06895
Q 2.63728
ω 115.8037
Node 137.2863
m 134.8088
n 0.2730
Epoch 2460800.5
nobs 3104
nopp 24
Years observed 1989-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.354
ep 0.128
sin(ip) 0.051
G 0.150
H 14.780
Mass
D 5.57 0.115
pV 0.080 0.0130
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3537 0.1283 0.0512 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.68 1.210 1.210 Masiero 2021PSJ.....2..162M NEATM
5.01 1.580 1.580 Masiero 2021PSJ.....2..162M NEATM
5.32 1.727 1.727 Masiero 2017AJ....154..168M NEATM
5.58 0.117 0.117 Masiero 2011ApJ...741...68M NEATM
5.66 2.240 2.240 Masiero 2020PSJ.....1....5M NEATM
6.17 1.626 1.626 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0320 0.0320 Masiero 2017AJ....154..168M NEATM
0.080 0.0760 0.0760 Masiero 2020PSJ.....1....5M NEATM
0.081 0.0462 0.0462 Masiero 2017AJ....154..168M NEATM
0.082 0.0163 0.0163 Masiero 2011ApJ...741...68M NEATM
0.095 0.0500 0.1050 Masiero 2021PSJ.....2..162M NEATM
0.109 0.0410 0.0670 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
14.78 MPC-2023-12-04 MPC-2023-12-04 Phot