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13965 (1991 PL8)
Classification: Main-belt Asteroid          SPK-ID: 2013965
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600594915389033 4.98e-08  
a 3.092767782586562 3.2506e-08 AU
q 2.597740943857855 1.5197e-07 AU
i 1.402221367224633 8.526e-06 deg
node 31.01022900073213 0.00023568 deg
peri 256.5542786956428 0.00023708 deg
M 126.5116211193492 2.7112e-05 deg
tp 2456302.352293090284
(2013-Jan-09.85229309)
0.00014909 JED
period 1986.641007867521
5.44
3.132e-05
8.575e-08
d
yr
n .1812103941146506 2.8568e-09 deg/d
Q 3.587794621315268 3.7709e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      8635 days (23.64 yr)  
   first obs. used      1991-08-05  
   last obs. used      2015-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56513  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:48:19  

Additional Information
 Earth MOID = 1.58313 AU 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO267762  

13965 (1991 PL8)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PL8 = 1991 RZ38 = 1995 DN8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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