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295354 (2008 HO33)
Classification: Main-belt Asteroid          SPK-ID: 2295354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04903671435373131 4.5965e-08  
a 2.680654731998485 2.1336e-08 au
q 2.549204231624497 1.2197e-07 au
i 9.829651424369597 5.2792e-06 deg
node 156.4384632289545 2.622e-05 deg
peri 359.7699551497899 5.623e-05 deg
M 14.27351862337699 4.9315e-05 deg
tp 2459136.939355409977
(2020-Oct-14.43935541)
0.00021947 TDB
period 1603.096801578609
4.39
1.9139e-05
5.24e-08
d
yr
n .2245653535366667 2.681e-09 deg/d
Q 2.812105232372474 2.2382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2003-02-09  
   last obs. used      2021-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54262  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:42:06  

Additional Information
 Earth MOID = 1.55836 au 
 Jupiter MOID = 2.16364 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457469.5 (2016-Mar-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04943438464676869 4.6429e-08  
q 2.548411576543465 1.2343e-07 au
tp 2457541.525757615417
(2016-Jun-02.02575762)
0.00021266 TDB
node 156.4796881872376 2.6197e-05 deg
peri 1.537917900617848 5.5298e-05 deg
i 9.833051172938355 5.2814e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2003-02-09  
   last obs. used      2021-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54262  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:42:06  

Additional Information
 Jupiter MOID = 2.16364 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.155605730789469E-15 -5.654808048858034E-15 2.536746753900242E-12 -6.743044982055033E-15 6.02154398463557E-13 -1.795905306176176E-15
q -5.654808048858034E-15 1.52337940311865E-14 -6.533803910575083E-12 1.933797421821804E-14 -1.556375513594107E-12 5.585362060465391E-15
tp 2.536746753900242E-12 -6.533803910575083E-12 4.522485379137107E-8 2.578976165917451E-11 1.037560441125425E-8 -6.021996663911144E-12
node -6.743044982055033E-15 1.933797421821804E-14 2.578976165917451E-11 6.862873541514097E-10 -6.700931061039444E-10 3.045745518642754E-11
peri 6.02154398463557E-13 -1.556375513594107E-12 1.037560441125425E-8 -6.700931061039444E-10 3.057829509068198E-9 -3.140371535220847E-11
i -1.795905306176176E-15 5.585362060465391E-15 -6.021996663911144E-12 3.045745518642754E-11 -3.140371535220847E-11 2.789347110223868E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.69   n/a MPCxxxxx  

295354 (2008 HO33)          Discovered 2008-Apr-26 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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