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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901666835254067 4.6556e-08  
a 3.179955431294549 3.0091e-08 au
q 2.575233853166661 1.5282e-07 au
i 2.577147814701863 5.1694e-06 deg
node 102.8721938311613 0.00013995 deg
peri 210.0543373158116 0.00014082 deg
M 324.6709583856984 1.6741e-05 deg
tp 2459203.763468512675
(2020-Dec-20.26346851)
9.7431e-05 TDB
period 2071.237863269444
5.67
2.9399e-05
8.049e-08
d
yr
n .173809105358735 2.467e-09 deg/d
Q 3.784677009422439 3.5813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      9292 days (25.44 yr)  
   first obs. used      1993-11-21  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62032  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:34:58  

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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