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91183 (1998 RZ49)
Classification: Main-belt Asteroid          SPK-ID: 2091183
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622769755949995 5.2052e-08  
a 3.089170753622537 2.4933e-08 au
q 2.587869466628146 1.6402e-07 au
i 13.14685224866643 8.9943e-06 deg
node 5.650154686900295 2.1914e-05 deg
peri 46.75203460646573 3.3419e-05 deg
M 315.5457253291772 2.7376e-05 deg
tp 2459245.390719101602
(2021-Jan-30.89071910)
0.00015162 TDB
period 1983.176185628783
5.43
2.4009e-05
6.573e-08
d
yr
n .1815269881762214 2.1976e-09 deg/d
Q 3.590472040616927 2.8979e-08 au
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1998-08-27  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57261  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:16:15  

Additional Information
 Earth MOID = 1.61687 au 
 Jupiter MOID = 1.9703 au 
 T_jup = 3.165 
[ 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 13.8   n/a MPO449560  

91183 (1998 RZ49)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 RZ49 = 2000 BE6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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