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37659 (1994 PM20)
Classification: Main-belt Asteroid          SPK-ID: 2037659
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1103645958988316 2.8955e-08  
a 2.950441820410436 1.7023e-08 au
q 2.624817501177825 8.5264e-08 au
i 1.753109823166637 3.4719e-06 deg
node 173.4690155649203 0.00012543 deg
peri 210.1994471647618 0.00012751 deg
M 74.04006280357756 2.0719e-05 deg
tp 2459015.790874017664
(2020-Jun-15.29087402)
0.00010779 TDB
period 1851.096287117393
5.07
1.602e-05
4.386e-08
d
yr
n .1944793485381615 1.6831e-09 deg/d
Q 3.276066139643047 1.8902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1181  
   data-arc span      10589 days (28.99 yr)  
   first obs. used      1992-03-26  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53097  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:28:59  

Additional Information
 Earth MOID = 1.62763 au 
 Jupiter MOID = 2.17272 au 
 T_jup = 3.260 
[ 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 14.85   n/a E2021B10  

37659 (1994 PM20)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PM20 = 1999 RY148 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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