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117199 (2004 RM173)
Classification: Main-belt Asteroid          SPK-ID: 2117199
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910976062548969 4.5423e-08  
a 2.275516145899386 1.1406e-08 au
q 1.840670457423644 1.0785e-07 au
i 4.474508563750489 4.2776e-06 deg
node 227.5975910073149 5.1142e-05 deg
peri 130.4384862272286 5.2127e-05 deg
M 226.9772105001373 1.3247e-05 deg
tp 2459463.778194055563
(2021-Sep-06.27819406)
4.8644e-05 TDB
period 1253.771255940884
3.43
9.4269e-06
2.581e-08
d
yr
n .2871337162135212 2.1589e-09 deg/d
Q 2.710361834375127 1.3586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      8248 days (22.58 yr)  
   first obs. used      1997-09-27  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:37  

Additional Information
 Earth MOID = .840968 au 
 Jupiter MOID = 2.75632 au 
 T_jup = 3.581 
[ show covariance matrix ]

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 16.4   n/a MPO469212  

117199 (2004 RM173)          Discovered 2004-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 RM173 = 1997 SU8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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