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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231662558720548 5.1802e-08  
a 3.056352050696871 3.6775e-08 au
q 2.679912611985661 1.4781e-07 au
i 2.754077090352753 5.8739e-06 deg
node 78.66922467391659 0.0001207 deg
peri 252.9535988932963 0.00012356 deg
M 89.81011274089653 2.683e-05 deg
tp 2458513.615180249942
(2019-Jan-30.11518025)		 0.00014377 TDB
period 1951.65699898075
5.34		 3.5225e-05
9.644e-08		 d
yr
n .1844586421630489 3.3292e-09 deg/d
Q 3.432791489408081 4.1305e-08 au
   Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6880 days (18.84 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:40:30  

Additional Information
 Earth MOID = 1.67094 au 
 Jupiter MOID = 1.90901 au 
 T_jup = 3.222 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457332.5 (2015-Nov-06.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264803167451172 5.259e-08  
q 2.667958293750808 1.5059e-07 au
tp 2456553.427179603749
(2013-Sep-17.92717960)		 0.00013577 TDB
node 78.84703074026869 0.00012092 deg
peri 251.3619417556349 0.00012356 deg
i 2.752602367297134 5.8621e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6880 days (18.84 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:40:30  

Additional Information
 Jupiter MOID = 1.90901 au 
 T_jup = 3.222 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.76575461621295E-15 -7.772460465824715E-15 1.71234074939872E-12 2.28729624096028E-15 2.945804739088654E-13 -8.057252945080197E-16
q -7.772460465824715E-15 2.2677671857612E-14 -5.458339802477925E-12 -8.517038979816662E-15 -8.786085537000526E-13 2.924731174520212E-15
tp 1.71234074939872E-12 -5.458339802477925E-12 1.843462099253187E-8 -4.255727340938454E-11 3.486713124967914E-9 -7.870144779143533E-13
node 2.28729624096028E-15 -8.517038979816662E-15 -4.255727340938454E-11 1.462098146875801E-8 -1.461182812426939E-8 -2.504924950648708E-10
peri 2.945804739088654E-13 -8.786085537000526E-13 3.486713124967914E-9 -1.461182812426939E-8 1.526733379182179E-8 2.50071250178803E-10
i -8.057252945080197E-16 2.924731174520212E-15 -7.870144779143533E-13 -2.504924950648708E-10 2.50071250178803E-10 3.436476013481448E-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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