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11862 (1988 XB2)
Classification: Main-belt Asteroid          SPK-ID: 2011862
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952559092504952 6.4115e-08  
a 2.389451046249182 1.5574e-08 AU
q 1.922896609604251 1.5583e-07 AU
i 3.12057177316552 7.0843e-06 deg
node 353.9291789894605 0.00010045 deg
peri 15.29616491750752 0.00010143 deg
M 48.03448513588735 1.7111e-05 deg
tp 2456820.490149107447
(2014-Jun-11.99014911)
6.316e-05 JED
period 1349.104630516862
3.69
1.319e-05
3.611e-08
d
yr
n .2668436471543936 2.6089e-09 deg/d
Q 2.856005482894112 1.8615e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      9406 days (25.75 yr)  
   first obs. used      1988-12-01  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55397  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:59:07  

Additional Information
 Earth MOID = .922373 AU 
 T_jup = 3.505 
[ 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 14.6 mag n/a PDS3 (MPC 36236)  

11862 (1988 XB2)          Discovered 1988-Dec-07 by Oshima, Y. at Gekko (888)
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 XB2 = 1997 EV37 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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