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 ]  
379868 (2012 HV22)
Classification: Inner Main-belt Asteroid          SPK-ID: 2379868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08185693843538459 6.7237e-08  
a 1.982264383677923 2.2891e-08 au
q 1.820002290060544 1.3623e-07 au
i 21.02980719497744 1.0291e-05 deg
node 202.6248585129851 1.5392e-05 deg
peri 250.7071917024278 6.0311e-05 deg
M 283.2619615495527 5.8169e-05 deg
tp 2458817.794626436069
(2019-Nov-30.29462644)
0.0001648 TDB
period 1019.390996910854
2.79
1.7658e-05
4.834e-08
d
yr
n .3531520300757395 6.1172e-09 deg/d
Q 2.144526477295303 2.4765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      6847 days (18.75 yr)  
   first obs. used      1999-11-14  
   last obs. used      2018-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62506  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:43:51  

Additional Information
 Earth MOID = .895667 au 
 Jupiter MOID = 3.02104 au 
 T_jup = 3.773 
[ 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 17.5   n/a MPO455733  

379868 (2012 HV22)          Discovered 2010-Oct-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 18:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin