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 AP4)
Classification: Apollo [NEO]          SPK-ID: 3766337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5342756503171951 5.734e-05  
a 2.071802364150821 0.00024649 au
q .964888808715439 4.0049e-06 au
i 1.450959296590974 0.00012693 deg
node 293.4003536284792 0.00013187 deg
peri 149.5285256565725 0.00026133 deg
M 283.9033265032383 0.050976 deg
tp 2458830.741753912033
(2019-Dec-13.24175391)
0.19533 TDB
period 1089.233308100639
2.98
0.19438
0.0005322
d
yr
n .3305077042013648 5.8982e-05 deg/d
Q 3.178715919586204 0.00037818 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      29 days  
   first obs. used      2017-01-04  
   last obs. used      2017-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .51177  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:21:09  

Additional Information
 Earth MOID = .00503871 au 
 Jupiter MOID = 2.09381 au 
 T_jup = 3.578 
[ 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 26.9   n/a MPO394979  

[ 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-Dec-08 21:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin