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192154 (2006 HN9)
Classification: Main-belt Asteroid          SPK-ID: 2192154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08064227661269371 3.7964e-08  
a 3.17417107634342 2.7943e-08 au
q 2.918198694388922 1.1497e-07 au
i 27.94931066908701 5.9691e-06 deg
node 204.38902385 8.2465e-06 deg
peri 94.52896699554285 3.7531e-05 deg
M 119.9030620402248 3.6447e-05 deg
tp 2458512.526523567860
(2019-Jan-29.02652357)
0.00020774 TDB
period 2065.589045861753
5.66
2.7276e-05
7.468e-08
d
yr
n .1742844254142575 2.3014e-09 deg/d
Q 3.430143458297918 3.0197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      8561 days (23.44 yr)  
   first obs. used      1997-09-01  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:14:56  

Additional Information
 Earth MOID = 2.04606 au 
 Jupiter MOID = 1.80484 au 
 T_jup = 3.015 
[ 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 14.64   n/a MPCxxxxx  
diameter diameter 8.387 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192154 (2006 HN9)          Discovered 2006-Apr-19 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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