Oguniyamagata

1981 UF12, 1981UF12, 1989 EG3, 1989EG3, 1997 OW2, 1997OW2, 31105, J81U12F, J89E03G, J97O02W

All data for this body: [vot]

MPC data
Name (number) Oguniyamagata (31105)
a 2.20642
e 0.13510
i / sin(i) 5.5266 / 0.09631
q 1.90834
Q 2.50450
ω 129.9868
Node 268.2961
m 102.4257
n 0.3007
Epoch 2460800.5
nobs 3488
nopp 21
Years observed 1981-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.207
ep 0.132
sin(ip) 0.109
G 0.150
H 14.620
Mass
D 3.42 0.401
pV 0.309 0.0710
Value
Rotational Period 5.911
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2068 0.1318 0.1089 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.19 0.730 0.730 Masiero 2011ApJ...741...68M NEATM
3.52 0.480 0.480 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.272 0.1150 0.1150 Masiero 2012ApJ...759L...8M NEATM
0.331 0.0902 0.0902 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
14.62 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.91084 2 Synodic Pal 2020ApJS..247...26P Lightcurve