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78995 (2047 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2078995
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 .09739349219422887 4.8637e-08  
a 2.20298813997359 9.3104e-09 au
q 1.988431431759093 1.0505e-07 au
i 6.628259082899628 5.9524e-06 deg
node 4.539848121598422 4.6479e-05 deg
peri 315.7725412892295 5.6696e-05 deg
M 131.8364642323792 3.2693e-05 deg
tp 2458563.129273825152
(2019-Mar-20.62927383)
0.00010807 TDB
period 1194.308891244328
3.27
7.5712e-06
2.073e-08
d
yr
n .3014295569925154 1.9109e-09 deg/d
Q 2.417544848188086 1.0217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      620  
   data-arc span      21671 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56673  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:33:51  

Additional Information
 Earth MOID = .982427 au 
 Jupiter MOID = 2.82917 au 
 T_jup = 3.648 
[ 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 16.0   n/a MPO280268  

78995 (2047 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2047 P-L = 1999 RQ52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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