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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701470371651531 4.8277e-08  
a 2.412909931286469 1.9173e-08 au
q 2.002360455531703 1.1523e-07 au
i 2.290646728718956 6.5166e-06 deg
node 113.9101095246305 0.0001433 deg
peri 161.296100936466 0.00014483 deg
M 228.7938321725736 2.249e-05 deg
tp 2459499.455533783211
(2021-Oct-11.95553378)
8.8304e-05 TDB
period 1369.02094723331
3.75
1.6317e-05
4.467e-08
d
yr
n .2629616447633861 3.1343e-09 deg/d
Q 2.823459407041236 2.2435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6978 days (19.10 yr)  
   first obs. used      1999-09-07  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:00:14  

Additional Information
 Earth MOID = .986145 au 
 Jupiter MOID = 2.2895 au 
 T_jup = 3.497 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457045.5 (2015-Jan-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1708078917005698 4.831e-08  
q 2.000338366774534 1.154e-07 au
tp 2456762.142915174940
(2014-Apr-14.64291517)
7.7357e-05 TDB
node 113.938694362704 0.00014336 deg
peri 161.3614331135422 0.00014488 deg
i 2.290736080031906 6.518e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6978 days (19.10 yr)  
   first obs. used      1999-09-07  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:00:14  

Additional Information
 Jupiter MOID = 2.2895 au 
 T_jup = 3.497 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.333882188388797E-15 -5.523621245539823E-15 1.954662252471258E-12 4.021022257452895E-14 4.593594207408604E-13 1.479365157358889E-16
q -5.523621245539823E-15 1.33180193847875E-14 -4.550357244165854E-12 -9.333201465355336E-14 -1.052695524334236E-12 -1.458347994168658E-16
tp 1.954662252471258E-12 -4.550357244165854E-12 5.984078541090846E-9 5.673659007096579E-11 1.649104702773994E-9 -1.999520230426644E-13
node 4.021022257452895E-14 -9.333201465355336E-14 5.673659007096579E-11 2.055191280665212E-8 -2.051941073730828E-8 5.192411520711705E-10
peri 4.593594207408604E-13 -1.052695524334236E-12 1.649104702773994E-9 -2.051941073730828E-8 2.098914969505096E-8 -5.188741302601487E-10
i 1.479365157358889E-16 -1.458347994168658E-16 -1.999520230426644E-13 5.192411520711705E-10 -5.188741302601487E-10 4.248428480187457E-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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