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295507 (2008 RO64)
Classification: Main-belt Asteroid          SPK-ID: 2295507
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231662564548747 5.175e-08  
a 3.056352049122539 3.6449e-08 au
q 2.67991260882393 1.4738e-07 au
i 2.754076755914805 5.8225e-06 deg
node 78.66923413970129 0.00011826 deg
peri 252.9535909284391 0.00012109 deg
M 89.81011165600557 2.659e-05 deg
tp 2458513.615186507621
(2019-Jan-30.11518651)		 0.00014229 TDB
period 1951.656997472797
5.34		 3.4912e-05
9.558e-08		 d
yr
n .1844586423055714 3.2997e-09 deg/d
Q 3.432791489421148 4.0938e-08 au
   Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:08  

Additional Information
 Earth MOID = 1.67094 au 
 Jupiter MOID = 1.90901 au 
 T_jup = 3.222 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457386.5 (2015-Dec-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126286833467215 5.253e-08  
q 2.669056143798258 1.5015e-07 au
tp 2456553.403826802163
(2013-Sep-17.90382680)		 0.00013389 TDB
node 78.84192748017526 0.00011849 deg
peri 251.4064379961296 0.00012111 deg
i 2.75237241102146 5.8103e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5929  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:08  

Additional Information
 Jupiter MOID = 1.90901 au 
 T_jup = 3.222 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.759407219120949E-15 -7.743370674367159E-15 1.660974239504031E-12 2.555589270826544E-15 2.84402134447417E-13 -8.017326000933784E-16
q -7.743370674367159E-15 2.254433801175875E-14 -5.188327200385013E-12 -8.509346334327521E-15 -8.260632877741596E-13 2.838517224921847E-15
tp 1.660974239504031E-12 -5.188327200385013E-12 1.792566123705889E-8 -4.070077577666122E-11 3.38611667646179E-9 -7.982388665705682E-13
node 2.555589270826544E-15 -8.509346334327521E-15 -4.070077577666122E-11 1.403958440613946E-8 -1.403069097574004E-8 -2.318846355867923E-10
peri 2.84402134447417E-13 -8.260632877741596E-13 3.38611667646179E-9 -1.403069097574004E-8 1.466734303068569E-8 2.31478354092269E-10
i -8.017326000933784E-16 2.838517224921847E-15 -7.982388665705682E-13 -2.318846355867923E-10 2.31478354092269E-10 3.375988700971771E-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 16.0   n/a MPO455184  

295507 (2008 RO64)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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Alternate Designations
 2008 RO64 = 2006 DB173 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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