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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05856894753088709 1.7954e-08  
a 2.99637462118589 1.305e-08 au
q 2.820880113214772 5.8767e-08 au
i 12.78189313113812 3.996e-07 deg
node 199.1857289330252 2.0817e-06 deg
peri 345.6547488968684 1.6234e-05 deg
M 285.1817029156335 1.8542e-05 deg
tp 2459790.229459140248
(2022-Jul-29.72945914)
9.831e-05 TDB
period 1894.491198197916
5.19
1.2376e-05
3.388e-08
d
yr
n .1900246358190739 1.2414e-09 deg/d
Q 3.171869129157008 1.3814e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2145  
   data-arc span      10030 days (27.46 yr)  
   first obs. used      1993-10-21  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48856  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:32:48  

Additional Information
 Earth MOID = 1.82356 au 
 Jupiter MOID = 1.79001 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 13.31   n/a MPCxxxxx  

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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