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 ]  
351440 (2005 HX2)
Classification: Main-belt Asteroid          SPK-ID: 2351440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389586058710854 8.5909e-08  
a 2.528293258128436 2.1128e-08 au
q 2.176965151745645 2.229e-07 au
i 8.077739170948815 8.791e-06 deg
node 221.930340473853 3.5563e-05 deg
peri 337.3300182027612 4.0994e-05 deg
M 337.1841840499218 1.9838e-05 deg
tp 2459293.562154086046
(2021-Mar-20.06215409)
8.138e-05 TDB
period 1468.383841466855
4.02
1.8406e-05
5.039e-08
d
yr
n .2451675030967208 3.0731e-09 deg/d
Q 2.879621364511228 2.4064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      7233 days (19.80 yr)  
   first obs. used      2001-04-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60061  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:58:17  

Additional Information
 Earth MOID = 1.17549 au 
 Jupiter MOID = 2.09431 au 
 T_jup = 3.425 
[ 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 17.1   n/a MPO455543  

351440 (2005 HX2)          Discovered 2005-Apr-17 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 10:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin