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6787 (1991 PF15)
Classification: Main-belt Asteroid          SPK-ID: 2006787
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1476775274416364 5.8707e-08  
a 2.232166145393513 1.1268e-08 AU
q 1.902525368202871 1.3234e-07 AU
i 3.290188141827986 5.8187e-06 deg
node 263.785004864333 0.00010484 deg
peri 32.66657480570381 0.00010664 deg
M 319.3297777515564 2.1608e-05 deg
tp 2456938.113882358829
(2014-Oct-07.61388236)
7.3465e-05 JED
period 1218.114751046739
3.34
9.2236e-06
2.525e-08
d
yr
n .2955386589733422 2.2378e-09 deg/d
Q 2.561806922584156 1.2932e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      15574 days (42.64 yr)  
   first obs. used      1971-07-28  
   last obs. used      2014-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52425  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:51:16  

Additional Information
 Earth MOID = .886829 AU 
 T_jup = 3.625 
[ 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 13.3 mag n/a MPO250275  

6787 (1991 PF15)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 PF15 = 1971 OG1 = 1974 LG = 1981 PR = 1981 RX2 = 1985 YH2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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