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308731 (2006 HO48)
Classification: Main-belt Asteroid          SPK-ID: 2308731
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701470527525127 4.9618e-08  
a 2.412909931748078 1.9673e-08 au
q 2.002360418303876 1.1947e-07 au
i 2.290644910454001 6.8224e-06 deg
node 113.9101669687592 0.00014399 deg
peri 161.2960382137292 0.00014554 deg
M 228.7938354255764 2.2543e-05 deg
tp 2459499.455521555756
(2021-Oct-11.95552156)
8.8409e-05 TDB
period 1369.020947626167
3.75
1.6743e-05
4.584e-08
d
yr
n .2629616446879262 3.216e-09 deg/d
Q 2.82345944519228 2.302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6952 days (19.03 yr)  
   first obs. used      1999-09-07  
   last obs. used      2018-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62191  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:43:47  

Additional Information
 Earth MOID = .986145 au 
 Jupiter MOID = 2.2895 au 
 T_jup = 3.497 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456982.5 (2014-Nov-21.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .170809160376731 4.9665e-08  
q 2.00041925643894 1.1968e-07 au
tp 2456762.177884271292
(2014-Apr-14.67788427)
7.8325e-05 TDB
node 113.9391015133194 0.00014405 deg
peri 161.3752158816693 0.00014559 deg
i 2.290740042831166 6.8238e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6952 days (19.03 yr)  
   first obs. used      1999-09-07  
   last obs. used      2018-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62191  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:43:47  

Additional Information
 Jupiter MOID = 2.2895 au 
 T_jup = 3.497 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.466634277805437E-15 -5.889102293430213E-15 2.097913896607521E-12 4.579349422214651E-14 4.987252654004275E-13 5.34967376774511E-16
q -5.889102293430213E-15 1.432242681748411E-14 -4.942329590455237E-12 -1.073702943660351E-13 -1.161351705117167E-12 -1.030939980409496E-15
tp 2.097913896607521E-12 -4.942329590455237E-12 6.134842800999287E-9 6.69641863311586E-11 1.685817665741952E-9 8.178186508707911E-13
node 4.579349422214651E-14 -1.073702943660351E-13 6.69641863311586E-11 2.075109790630431E-8 -2.071540896066414E-8 5.477051063225752E-10
peri 4.987252654004275E-13 -1.161351705117167E-12 1.685817665741952E-9 -2.071540896066414E-8 2.119653097055888E-8 -5.470207423122338E-10
i 5.34967376774511E-16 -1.030939980409496E-15 8.178186508707911E-13 5.477051063225752E-10 -5.470207423122338E-10 4.656459956121593E-11

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 MPO455274  

308731 (2006 HO48)          Discovered 2006-Apr-24 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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