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100243 (1994 PO37)
Classification: Main-belt Asteroid          SPK-ID: 2100243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2439369309595761 4.9869e-08  
a 2.334664800563347 7.811e-09 au
q 1.765153834294573 1.1906e-07 au
i 1.86000441038612 4.8963e-06 deg
node 199.2019527150121 0.00010868 deg
peri 158.6861301668924 0.00010894 deg
M 120.2455863925017 6.2131e-06 deg
tp 2458765.286985391206
(2019-Oct-08.78698539)
2.23e-05 TDB
period 1302.972441314785
3.57
6.5389e-06
1.79e-08
d
yr
n .2762913386231994 1.3866e-09 deg/d
Q 2.90417576683212 9.7164e-09 au
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      12212 days (33.43 yr)  
   first obs. used      1987-09-29  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53825  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:17  

Additional Information
 Earth MOID = .759823 au 
 Jupiter MOID = 2.54975 au 
 T_jup = 3.527 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO257471  

100243 (1994 PO37)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1994 PO37 = 1987 SN5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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