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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952559008476984 6.4566e-08  
a 2.389451048712075 1.5736e-08 AU
q 1.922896631664321 1.5711e-07 AU
i 3.120571594446028 7.1109e-06 deg
node 353.9291805474146 0.00010066 deg
peri 15.29616450023349 0.00010164 deg
M 48.03448261406284 1.7266e-05 deg
tp 2456820.490158279703
(2014-Jun-11.99015828)
6.3714e-05 JED
period 1349.104632602718
3.69
1.3327e-05
3.649e-08
d
yr
n .2668436467418255 2.6361e-09 deg/d
Q 2.856005465759829 1.8809e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      8977 days (24.58 yr)  
   first obs. used      1988-12-01  
   last obs. used      2013-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55278  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:12:49  

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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