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21367 Edwardpleva (1997 LU1)
Classification: Main-belt Asteroid          SPK-ID: 2021367
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05865020840049512 3.755e-08  
a 2.99575302688298 1.4408e-08 au
q 2.820051487539879 1.1723e-07 au
i 12.78267260587162 3.995e-06 deg
node 199.1933511495121 1.3377e-05 deg
peri 345.8449020018398 3.1478e-05 deg
M 247.7396720389654 3.0006e-05 deg
tp 2459791.083409800975
(2022-Jul-30.58340980)
0.00015962 TDB
period 1893.901713899744
5.19
1.3663e-05
3.741e-08
d
yr
n .1900837817284202 1.3713e-09 deg/d
Q 3.17145456622608 1.5253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2037  
   data-arc span      9951 days (27.24 yr)  
   first obs. used      1993-10-21  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:52:14  

Additional Information
 Earth MOID = 1.82125 au 
 Jupiter MOID = 1.79128 au 
 T_jup = 3.214 
[ 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 13.30   n/a E2021B10  

21367 Edwardpleva           Discovered 1997 June 2 by Spacewatch at Kitt Peak.
Edward Gustav Pleva (1912-2008) was a geography educator who taught for 39 years at Western University and was editor of The Canadian Oxford School Atlas. Name suggested by R. and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-06-20Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 1997 LU1 = 1998 QP66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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