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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020014127954607 6.7712e-08  
a 2.781451904139323 2.45e-08 AU
q 2.219594689880556 1.8864e-07 AU
i 6.843061507234615 7.6047e-06 deg
node 307.3797903418246 7.4204e-05 deg
peri 129.5977114614332 7.7875e-05 deg
M 270.7382452106776 2.5655e-05 deg
tp 2457220.615474370937
(2015-Jul-17.11547437)
0.00012366 JED
period 1694.360268073388
4.64
2.2387e-05
6.129e-08
d
yr
n .212469571426711 2.8073e-09 deg/d
Q 3.343309118398091 2.9449e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      22862 days (62.59 yr)  
   first obs. used      1951-02-04  
   last obs. used      2013-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5972  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Oct-22 21:49:39  

Additional Information
 Earth MOID = 1.24165 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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