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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975460891239507 5.1566e-08  
a 2.280182976578856 8.3959e-09 AU
q 1.829741747068695 1.1883e-07 AU
i 3.864991855029643 5.4624e-06 deg
node 274.105712513778 9.9059e-05 deg
peri 120.5039736855111 0.00010088 deg
M 41.98757528565899 1.7008e-05 deg
tp 2456653.819875421533
(2013-Dec-27.31987542)
5.9354e-05 JED
period 1257.630251068198
3.44
6.9461e-06
1.902e-08
d
yr
n .2862526562908497 1.581e-09 deg/d
Q 2.730624206089018 1.0054e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1098  
   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      .55346  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:50:39  

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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