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117205 (2004 RO192)
Classification: Main-belt Asteroid          SPK-ID: 2117205
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05763905899438609 5.5153e-08  
a 3.087632817577735 3.8041e-08 au
q 2.909664567452369 1.7309e-07 au
i 8.710904312632683 6.2147e-06 deg
node 285.4555926960093 3.7102e-05 deg
peri 346.1546456849308 6.5311e-05 deg
M 59.42293592654752 5.3491e-05 deg
tp 2458673.394004889544
(2019-Jul-08.89400489)
0.0002939 TDB
period 1981.695390906376
5.43
3.6623e-05
1.003e-07
d
yr
n .1816626317303717 3.3572e-09 deg/d
Q 3.265601067703101 4.0233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:43  

Additional Information
 Earth MOID = 1.89416 au 
 Jupiter MOID = 1.85459 au 
 T_jup = 3.206 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456670.5 (2014-Jan-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05777321586371234 5.5352e-08  
q 2.910987697799039 1.7433e-07 au
tp 2456709.164759725713
(2014-Feb-20.66475973)
0.00029013 TDB
node 285.5634050358601 3.7186e-05 deg
peri 349.6345952984137 6.4913e-05 deg
i 8.698391705974936 6.2061e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      7204 days (19.72 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:43  

Additional Information
 Jupiter MOID = 1.85459 au 
 T_jup = 3.206 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.063800433253876E-15 -9.445927477202923E-15 3.764960255434181E-12 6.346496470751469E-15 5.938261431520202E-13 1.267958468290079E-15
q -9.445927477202923E-15 3.03895327250883E-14 -1.233775694085296E-11 -2.019745433130306E-14 -1.97684765869593E-12 -1.4946262450141E-15
tp 3.764960255434181E-12 -1.233775694085296E-11 8.417336054733836E-8 -4.362740623404773E-11 1.546833566826346E-8 -9.962769643227507E-12
node 6.346496470751469E-15 -2.019745433130306E-14 -4.362740623404773E-11 1.382765661316345E-9 -1.374871363497431E-9 4.989568744420714E-11
peri 5.938261431520202E-13 -1.97684765869593E-12 1.546833566826346E-8 -1.374871363497431E-9 4.213684050406856E-9 -5.119534542725871E-11
i 1.267958468290079E-15 -1.4946262450141E-15 -9.962769643227507E-12 4.989568744420714E-11 -5.119534542725871E-11 3.8515721898817E-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 14.3   n/a MPO439763  

117205 (2004 RO192)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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