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 ]  
164688 (1997 SO1)
Classification: Main-belt Asteroid          SPK-ID: 2164688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1030828008145803 4.0031e-08  
a 2.198276499043282 6.7626e-09 au
q 1.97167200055703 8.6591e-08 au
i 4.978396348720482 4.2134e-06 deg
node 192.2323404872058 3.9307e-05 deg
peri 182.4798797643696 4.3341e-05 deg
M 35.89532897925481 1.6986e-05 deg
tp 2459081.798190437393
(2020-Aug-20.29819044)
5.6154e-05 TDB
period 1190.479448377124
3.26
5.4934e-06
1.504e-08
d
yr
n .3023991724433013 1.3954e-09 deg/d
Q 2.424880997529533 7.4597e-09 au
  Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      9067 days (24.82 yr)  
   first obs. used      1996-04-12  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54875  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:19:58  

Additional Information
 Earth MOID = .970841 au 
 Jupiter MOID = 2.98264 au 
 T_jup = 3.655 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.01   n/a MPCxxxxx  

164688 (1997 SO1)          Discovered 1997-Sep-21 by Sarounova, L. at Ondrejov
Reference: 20071026/Numbers.arcLast Updated: 2007-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-19 07:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin