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 ]  
4764 Joneberhart (1983 CC)
Classification: Inner Main-belt Asteroid          SPK-ID: 2004764
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04693891972314939 3.3588e-08  
a 1.931831121083172 5.3015e-09 au
q 1.841153055171968 6.4174e-08 au
i 24.83783189590494 3.7006e-06 deg
node 134.2462354947567 9.1661e-06 deg
peri 176.6739673457 4.2662e-05 deg
M 152.0929347298204 4.1586e-05 deg
tp 2458586.158243086227
(2019-Apr-12.65824309)
0.00011325 TDB
period 980.7361055523916
2.69
4.0371e-06
1.105e-08
d
yr
n .3670712212611291 1.511e-09 deg/d
Q 2.022509186994377 5.5503e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1776  
   data-arc span      14071 days (38.52 yr)  
   first obs. used      1981-07-26  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:21:22  

Additional Information
 Earth MOID = .827367 au 
 Jupiter MOID = 3.18063 au 
 T_jup = 3.798 
[ 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 14.1   n/a MPO384796  
diameter diameter 2.826 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.483 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Warner, B.D. (2010) Minor Planet Bull. 37, 112-118.]
[Stephens, R.D.; Coley, D.; Warner, B.D. (2014) Minor Planet Bull. 41, 8-13.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Stephens, R.D. (2016) Minor Planet Bull. 43, 336-339.]
geometric albedo albedo 0.803   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4764 Joneberhart (1983 CC)          Discovered 1983-Feb-11 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 CC = 1989 MA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-28 16:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin