Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
108749 (2001 OK42)
Classification: Main-belt Asteroid          SPK-ID: 2108749
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648027566932127 3.2726e-08  
a 2.526161926309396 1.206e-08 au
q 2.109843477000171 8.0897e-08 au
i 3.862559903306078 9.283e-06 deg
node 223.8324903653592 0.00014772 deg
peri 217.7517131552059 0.00015814 deg
M 227.1012292198593 5.8051e-05 deg
tp 2459741.888053303862
(2022-Jun-11.38805330)
0.00023704 TDB
period 1466.527478360352
4.02
1.0502e-05
2.875e-08
d
yr
n .2454778415761409 1.7578e-09 deg/d
Q 2.942480375618621 1.4047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      17605 days (48.20 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-06-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57947  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:12:13  

Additional Information
 Earth MOID = 1.12677 au 
 Jupiter MOID = 2.29925 au 
 T_jup = 3.431 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.47   n/a MPCxxxxx  

108749 (2001 OK42)          Discovered 2001-Jul-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 OK42 = 1999 FG58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-05 23:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin