1989 OM

1989OM, 18340, J89O00M

All data for this body: [vot]

MPC data
Name (number) 1989 OM (18340)
a 2.93463
e 0.28873
i / sin(i) 17.0689 / 0.29352
q 2.08731
Q 3.78194
ω 289.1540
Node 25.5627
m 31.0482
n 0.1961
Epoch 2460800.5
nobs 2209
nopp 23
Years observed 1989-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.936
ep 0.234
sin(ip) 0.307
G 0.150
H 13.810
Mass
D 13.14 0.512
pV 0.037 0.0075
Value
Rotational Period 4.524
Period quality 2
Spectral Class D
Spectral Class Score 0.934
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9356 0.2343 0.3068 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.55 4.650 4.650 Masiero 2021PSJ.....2..162M NEATM
13.02 4.040 4.040 Masiero 2021PSJ.....2..162M NEATM
13.13 3.830 3.830 Masiero 2021PSJ.....2..162M NEATM
13.14 0.530 0.530 Masiero 2012ApJ...759L...8M NEATM
13.65 3.480 3.480 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.031 0.0130 0.0210 Masiero 2021PSJ.....2..162M NEATM
0.031 0.0130 0.0230 Masiero 2021PSJ.....2..162M NEATM
0.035 0.0230 0.0640 Masiero 2021PSJ.....2..162M NEATM
0.045 0.0110 0.0110 Masiero 2012ApJ...759L...8M 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
13.81 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.52352 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C D 0.0932 0.1120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.1556 0.1120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT