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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
35348 (1997 JO18)
Classification: Main-belt Asteroid          SPK-ID: 2035348
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1620478028048264 4.6325e-08  
a 3.111815911249214 2.0754e-08 au
q 2.60755298009818 1.4803e-07 au
i 18.67367845643481 5.4755e-06 deg
node 60.75886681173098 1.2227e-05 deg
peri 184.5323563583942 1.8487e-05 deg
M 344.020261938818 1.2273e-05 deg
tp 2458689.499266600456
(2019-Jul-24.99926660)
6.828e-05 TDB
period 2005.022601340075
5.49
2.0059e-05
5.492e-08
d
yr
n .1795490982293121 1.7963e-09 deg/d
Q 3.616078842400248 2.4117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1997-05-08  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:33  

Additional Information
 Earth MOID = 1.59479 au 
 Jupiter MOID = 1.41135 au 
 T_jup = 3.118 
[ 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 13.3   n/a MPO358955  
rotation period rot_per 5.536 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

35348 (1997 JO18)          Discovered 1997-May-08 by Handley, T. at Burlington
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 JO18 = 1999 TL242 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin