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16549 (1991 RE10)
Classification: Main-belt Asteroid          SPK-ID: 2016549
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019434645212796 6.1862e-08  
a 2.780943979453085 2.6234e-08 AU
q 2.219350517602735 1.7545e-07 AU
i 6.843054996801874 7.166e-06 deg
node 307.3792224939971 6.9537e-05 deg
peri 129.6427160856015 7.3292e-05 deg
M 313.1893045369873 2.6621e-05 deg
tp 2457220.756827778886
(2015-Jul-17.25682778)
0.00012721 JED
period 1693.896175139107
4.64
2.3969e-05
6.562e-08
d
yr
n .2125277837470977 3.0073e-09 deg/d
Q 3.342537441303435 3.1532e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      814  
   data-arc span      23194 days (63.50 yr)  
   first obs. used      1951-02-04  
   last obs. used      2014-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55594  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:27:42  

Additional Information
 Earth MOID = 1.24185 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 13.0 mag n/a MPO234928  

16549 (1991 RE10)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar (675)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RE10 = 1996 VN1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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