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 ]  
308736 (2006 HP89)
Classification: Main-belt Asteroid          SPK-ID: 2308736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107684465287055 4.03e-08  
a 2.321515773394919 1.2005e-08 au
q 1.832213500244586 9.3804e-08 au
i 5.895524232871285 5.0145e-06 deg
node 231.4382601164218 5.263e-05 deg
peri 9.897433797578419 5.4189e-05 deg
M 336.8498690461557 1.414e-05 deg
tp 2459083.581979675483
(2020-Aug-22.08197968)
5.0982e-05 TDB
period 1291.98028049198
3.54
1.0021e-05
2.744e-08
d
yr
n .2786420237489334 2.1613e-09 deg/d
Q 2.810818046545253 1.4535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-05-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55513  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:14:21  

Additional Information
 Earth MOID = .820049 au 
 Jupiter MOID = 2.20531 au 
 T_jup = 3.540 
[ 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 17.3   n/a MPO471239  
diameter diameter 1.849 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308736 (2006 HP89)          Discovered 2006-Apr-21 by CSS at Catalina
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2006 HP89 = 1999 JO116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 15:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin