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91180 (1998 RS34)
Classification: Main-belt Asteroid          SPK-ID: 2091180
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190166641592695 4.6226e-08  
a 3.179955424914218 2.9563e-08 au
q 2.57523398134381 1.5226e-07 au
i 2.577142260059297 5.1659e-06 deg
node 102.8721308618311 0.00013855 deg
peri 210.054413367902 0.00013941 deg
M 324.6709491435359 1.6451e-05 deg
tp 2459203.763521075141
(2020-Dec-20.26352108)
9.5683e-05 TDB
period 2071.237857035779
5.67
2.8884e-05
7.908e-08
d
yr
n .1738091058818365 2.4238e-09 deg/d
Q 3.784676868484627 3.5185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      9705 days (26.57 yr)  
   first obs. used      1993-11-21  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61319  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:38:06  

Additional Information
 Earth MOID = 1.56157 au 
 Jupiter MOID = 1.50612 au 
 T_jup = 3.170 
[ 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 15.0   n/a MPO432450  

91180 (1998 RS34)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 RS34 = 1997 LZ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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