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187802 (1999 JU2)
Classification: Main-belt Asteroid          SPK-ID: 2187802
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2243318204494148 8.8889e-08  
a 2.693718303044225 3.8376e-08 AU
q 2.089431572344405 2.3529e-07 AU
i 13.81267414783594 7.6379e-06 deg
node 116.0128816249149 4.3446e-05 deg
peri 118.2755610855439 4.7824e-05 deg
M 183.9730491291981 2.4492e-05 deg
tp 2457790.093124712637
(2017-Feb-05.59312471)
0.00011563 JED
period 1614.829567235885
4.42
3.4508e-05
9.448e-08
d
yr
n .222933743166602 4.764e-09 deg/d
Q 3.298005033744045 4.6985e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      1999-05-08  
   last obs. used      2015-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63667  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 18:58:09  

Additional Information
 Earth MOID = 1.11781 AU 
 T_jup = 3.293 
[ 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 16.2 mag n/a MPO273383  

187802 (1999 JU2)          Discovered 1999-May-08 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Alternate Designations
 1999 JU2 = 2003 FP 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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