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 ]  
(2017 KX4)
Classification: Apollo [NEO]          SPK-ID: 3774721
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2457897.5 (2017-May-24.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3456482707894427 0.0016816  
a 1.153573999933594 0.0014782 au
q .7548431416288865 0.00097262 au
i 1.440545811619458 0.0078928 deg
node 221.948181806298 0.011717 deg
peri 116.6474082921205 0.013267 deg
M 302.2594666721052 0.18653 deg
tp 2457970.084669828062
(2017-Aug-04.58466983)
0.094967 TDB
period 452.5500481561801
1.24
0.86983
0.002381
d
yr
n .7954921261565306 0.001529 deg/d
Q 1.552304858238301 0.0019891 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      7 days  
   first obs. used      2017-05-22  
   last obs. used      2017-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .54105  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-29 06:18:23  

Additional Information
 Earth MOID = .00928124 au 
 Jupiter MOID = 3.82422 au 
 T_jup = 5.394 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.4   n/a MPO410043  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-18 12:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin