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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600594914307977 4.9811e-08  
a 3.092767782994141 3.2547e-08 AU
q 2.597740944534543 1.5204e-07 AU
i 1.40222080478568 8.5592e-06 deg
node 31.01023921075784 0.0002361 deg
peri 256.554267914131 0.00023751 deg
M 126.5116215615422 2.7182e-05 deg
tp 2456302.352290512057
(2013-Jan-09.85229051)
0.00014952 JED
period 1986.641008260234
5.44
3.136e-05
8.586e-08
d
yr
n .1812103940788294 2.8605e-09 deg/d
Q 3.58779462145374 3.7756e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      8593 days (23.53 yr)  
   first obs. used      1991-08-05  
   last obs. used      2015-02-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56463  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:36:59  

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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