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7839 (1994 ND)
Classification: Amor [NEO]          SPK-ID: 2007839
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5174368012744835 9.1736e-08  
a 2.165481221795103 6.0805e-09 AU
q 1.044981545169485 1.9802e-07 AU
i 27.17552069111725 1.9385e-05 deg
node 102.697361571766 1.3278e-05 deg
peri 228.0090383068344 2.804e-05 deg
M 309.3140745241877 1.2607e-05 deg
tp 2456564.375843416000
(2013-Sep-28.87584342)		 4.1377e-05 JED
period 1163.938570242994
3.19		 4.9023e-06
1.342e-08		 d
yr
n .3092946734507158 1.3027e-09 deg/d
Q 3.285980898420722 9.2267e-09 AU
   Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6891 days (18.87 yr)  
   first obs. used      1994-07-03  
   last obs. used      2013-05-15  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .66474  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-May-16 01:14:59  

Additional Information
 Earth MOID = .137578 AU 
 T_jup = 3.385 
[ 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 17.9 mag n/a PDS3 (MPC 30441)  

7839 (1994 ND)          Discovered 1994-Jul-03 by McNaught, R. H. at Siding Spring (413)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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