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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1476775414216588 5.2486e-08  
a 2.232166144138691 1.0636e-08 AU
q 1.902525335927625 1.2012e-07 AU
i 3.290187112730514 5.6367e-06 deg
node 263.7849733871303 9.0997e-05 deg
peri 32.6665990342559 9.2841e-05 deg
M 319.3297857443625 1.8521e-05 deg
tp 2456938.113855197914
(2014-Oct-07.61385520)
6.2807e-05 JED
period 1218.114750019586
3.34
8.7059e-06
2.384e-08
d
yr
n .2955386592225498 2.1122e-09 deg/d
Q 2.561806952349757 1.2206e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1073  
   data-arc span      15679 days (42.93 yr)  
   first obs. used      1971-07-28  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50871  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:15:23  

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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