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7399 (1987 BC2)
Classification: Main-belt Asteroid          SPK-ID: 2007399
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975460878270862 4.9267e-08  
a 2.280182976063043 9.7281e-09 AU
q 1.829741749611866 1.1411e-07 AU
i 3.864994320215406 5.2443e-06 deg
node 274.1056527365153 9.4635e-05 deg
peri 120.5040205148374 9.643e-05 deg
M 41.98758428446705 1.6167e-05 deg
tp 2456653.819844034712
(2013-Dec-27.31984403)
5.6438e-05 JED
period 1257.630250641455
3.44
8.0483e-06
2.204e-08
d
yr
n .286252656387982 1.8319e-09 deg/d
Q 2.73062420251422 1.165e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      22822 days (62.48 yr)  
   first obs. used      1951-09-09  
   last obs. used      2014-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5143  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:58:26  

Additional Information
 Earth MOID = .838859 AU 
 T_jup = 3.577 
[ 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 13.8 mag n/a MPO267737  

7399 (1987 BC2)          Discovered 1987-Jan-29 by Elst, E. W. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1987 BC2 = 1965 UU = 1972 VH1 = 1989 SV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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