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 ]  
193120 (2000 HE4)
Classification: Main-belt Asteroid          SPK-ID: 2193120
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08740648486657099 7.5003e-08  
a 2.333347291395598 1.8597e-08 au
q 2.129397606681775 1.6956e-07 au
i 6.098748800071118 7.5805e-06 deg
node 216.821286029326 6.7762e-05 deg
peri 33.43172707499318 8.3376e-05 deg
M 96.28008050783201 4.6304e-05 deg
tp 2458252.321904242467
(2018-May-13.82190424)
0.00016717 TDB
period 1301.869647507365
3.56
1.5564e-05
4.261e-08
d
yr
n .2765253807777737 3.3058e-09 deg/d
Q 2.537296976109422 2.0222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6650 days (18.21 yr)  
   first obs. used      2000-04-26  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59231  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:44:26  

Additional Information
 Earth MOID = 1.11852 au 
 Jupiter MOID = 2.47478 au 
 T_jup = 3.557 
[ 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 17.1   n/a MPO454340  

193120 (2000 HE4)          Discovered 2000-Apr-26 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ 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 2019-Oct-20 02:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin