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 ]  
379878 (2012 HN47)
Classification: Main-belt Asteroid          SPK-ID: 2379878
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 .1965614086891084 1.8444e-07  
a 2.575887880975944 4.6845e-08 au
q 2.06956773046611 4.9597e-07 au
i 12.07877346489747 2.0462e-05 deg
node 218.6041953932554 2.8016e-05 deg
peri 40.79193932101686 6.2889e-05 deg
M 231.7485295899988 5.4375e-05 deg
tp 2459138.458424343837
(2020-Oct-15.95842434)
0.00023743 TDB
period 1510.041422095687
4.13
4.1193e-05
1.128e-07
d
yr
n .2384040561618368 6.5034e-09 deg/d
Q 3.082208031485778 5.6053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      4380 days (11.99 yr)  
   first obs. used      2005-10-01  
   last obs. used      2017-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50954  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Oct-09 19:32:18  

Additional Information
 Earth MOID = 1.07092 au 
 Jupiter MOID = 2.0004 au 
 T_jup = 3.369 
[ 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 16.8   n/a MPO423398  

379878 (2012 HN47)          Discovered 2005-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ 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-Dec-08 13:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin