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
JPL Small-Body Database Browser
Search: [ help ]  
59640 (1999 JH84)
Classification: Main-belt Asteroid          SPK-ID: 2059640
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1152091658730758 3.8918e-08  
a 2.624613271710266 1.2362e-08 au
q 2.322233765937122 1.038e-07 au
i 16.11197610137851 3.6055e-06 deg
node 114.4285177772 1.7541e-05 deg
peri 168.0376310931983 2.6775e-05 deg
M 304.327339158752 2.1252e-05 deg
tp 2459240.679471912868
(2021-Jan-26.17947191)
9.19e-05 TDB
period 1553.08922875428
4.25
1.0973e-05
3.004e-08
d
yr
n .2317960831450444 1.6377e-09 deg/d
Q 2.926992777483411 1.3787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1229  
   data-arc span      7755 days (21.23 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50291  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:40:05  

Additional Information
 Earth MOID = 1.30775 au 
 Jupiter MOID = 2.26256 au 
 T_jup = 3.338 
[ 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 14.6   n/a MPO432150  

59640 (1999 JH84)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 22:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin