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 ]  
393947 (2005 UC198)
Classification: Main-belt Asteroid          SPK-ID: 2393947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06498986987076277 1.1558e-07  
a 3.122071121914857 5.5305e-08 au
q 2.919168125974345 3.3038e-07 au
i 11.33402637801717 9.267e-06 deg
node 33.08160400966135 3.8702e-05 deg
peri 35.16770946002585 7.4063e-05 deg
M 197.6490854874187 6.1923e-05 deg
tp 2459909.188127426631
(2022-Nov-25.68812743)
0.00035128 TDB
period 2014.942304795188
5.52
5.354e-05
1.466e-07
d
yr
n .17866516532174 4.7474e-09 deg/d
Q 3.32497411785537 5.8899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      4945 days (13.54 yr)  
   first obs. used      2005-10-10  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:39:57  

Additional Information
 Earth MOID = 1.93945 au 
 Jupiter MOID = 1.9517 au 
 T_jup = 3.182 
[ 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 16.3   n/a MPO437613  

393947 (2005 UC198)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-02 01:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin