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 ]  
101802 (1999 HV8)
Classification: Main-belt Asteroid          SPK-ID: 2101802
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262173647289546 4.4298e-08  
a 2.578065064219563 1.0629e-08 au
q 2.252668485713986 1.139e-07 au
i 12.63535699037785 4.2482e-06 deg
node 20.43893130566322 2.2134e-05 deg
peri 94.28208137742797 2.8558e-05 deg
M 159.1210666774053 1.7283e-05 deg
tp 2458532.210837813745
(2019-Feb-17.71083781)
7.1694e-05 TDB
period 1511.95629472998
4.14
9.3504e-06
2.56e-08
d
yr
n .2381021205803389 1.4725e-09 deg/d
Q 2.903461642725139 1.1971e-08 au
  Orbit Determination Parameters
   # obs. used (total)      786  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1999-03-13  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:42  

Additional Information
 Earth MOID = 1.31009 au 
 Jupiter MOID = 2.25051 au 
 T_jup = 3.381 
[ 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 15.14   n/a E2021B55  

101802 (1999 HV8)          Discovered 1999-Apr-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 HV8 = 2001 SL155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-21 22:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin