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43801 (1991 PL15)
Classification: Main-belt Asteroid          SPK-ID: 2043801
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508318373611786 9.6934e-08  
a 3.104845327411083 3.8317e-08 AU
q 2.636535801955399 3.0553e-07 AU
i 6.458423167338902 9.7399e-06 deg
node 128.2553741878878 7.6395e-05 deg
peri 196.5654104724681 8.2446e-05 deg
M 94.92560192904791 2.5993e-05 deg
tp 2456473.586603010473
(2013-Jun-30.08660301)
0.00014591 JED
period 1998.289387282606
5.47
3.6991e-05
1.013e-07
d
yr
n .1801540869361017 3.3349e-09 deg/d
Q 3.573154852866766 4.4096e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      8180 days (22.40 yr)  
   first obs. used      1991-08-08  
   last obs. used      2013-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57661  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 06:06:47  

Additional Information
 Earth MOID = 1.62589 AU 
 T_jup = 3.193 
[ 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 14.3 mag n/a MPO279950  

43801 (1991 PL15)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar (675)
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PL15 = 2001 KZ61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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