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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1229400284971973 5.1949e-08  
a 3.055083858097309 3.7143e-08 au
q 2.679491761521498 1.4839e-07 au
i 2.754238371913888 5.8814e-06 deg
node 78.66705442828876 0.00012228 deg
peri 252.8033587124974 0.00012514 deg
M 16.16015787110961 2.6744e-05 deg
tp 2458512.945952319835
(2019-Jan-29.44595232)
0.00014461 TDB
period 1950.442403858466
5.34
3.5569e-05
9.738e-08
d
yr
n .1845735097267314 3.366e-09 deg/d
Q 3.43067595467312 4.1709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      6818 days (18.67 yr)  
   first obs. used      2001-03-26  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:55:19  

Additional Information
 Earth MOID = 1.66958 au 
 Jupiter MOID = 1.90762 au 
 T_jup = 3.222 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457273.5 (2015-Sep-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266631137249186 5.2778e-08  
q 2.666887632916346 1.5139e-07 au
tp 2456553.384944625348
(2013-Sep-17.88494463)
0.00013572 TDB
node 78.85098143719028 0.00012249 deg
peri 251.3079839896292 0.0001251 deg
i 2.752825042296926 5.8697e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      6818 days (18.67 yr)  
   first obs. used      2001-03-26  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:55:19  

Additional Information
 Jupiter MOID = 1.90762 au 
 T_jup = 3.222 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.785567460558151E-15 -7.838634150623076E-15 1.725054137286787E-12 1.583146797207325E-15 2.975514765450564E-13 -8.321732924987089E-16
q -7.838634150623076E-15 2.291771142661014E-14 -5.484533452930322E-12 -7.111990880573857E-15 -8.855469368546795E-13 3.061290105228231E-15
tp 1.725054137286787E-12 -5.484533452930322E-12 1.842104858130174E-8 -4.813157095495414E-11 3.488695728158966E-9 -8.269819346512037E-13
node 1.583146797207325E-15 -7.111990880573857E-15 -4.813157095495414E-11 1.500287366959844E-8 -1.499437372991648E-8 -2.477397020258746E-10
peri 2.975514765450564E-13 -8.855469368546795E-13 3.488695728158966E-9 -1.499437372991648E-8 1.564963591559688E-8 2.473180071517453E-10
i -8.321732924987089E-16 3.061290105228231E-15 -8.269819346512037E-13 -2.477397020258746E-10 2.473180071517453E-10 3.445291454455403E-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

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