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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952559172636348 6.3609e-08  
a 2.389451043999017 1.5427e-08 AU
q 1.922896588646439 1.5441e-07 AU
i 3.120572318059716 7.041e-06 deg
node 353.9291755383925 0.00010033 deg
peri 15.29616754817444 0.00010131 deg
M 48.03448720833079 1.6991e-05 deg
tp 2456820.490141595214
(2014-Jun-11.99014160)
6.2732e-05 JED
period 1349.104628611168
3.69
1.3065e-05
3.577e-08
d
yr
n .2668436475313267 2.5842e-09 deg/d
Q 2.856005499351594 1.8439e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      9455 days (25.89 yr)  
   first obs. used      1988-12-01  
   last obs. used      2014-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55513  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:15:55  

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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