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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020013774500825 6.4115e-08  
a 2.781451916864241 2.7245e-08 AU
q 2.219594798346492 1.8021e-07 AU
i 6.843061186805367 7.1866e-06 deg
node 307.3796908304643 7.1093e-05 deg
peri 129.5977913363554 7.472e-05 deg
M 270.7382524170879 2.6363e-05 deg
tp 2457220.615443336553
(2015-Jul-17.11544334)
0.00012791 JED
period 1694.36027970073
4.64
2.4895e-05
6.816e-08
d
yr
n .2124695699686643 3.1217e-09 deg/d
Q 3.34330903538199 3.2748e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      23156 days (63.40 yr)  
   first obs. used      1951-02-04  
   last obs. used      2014-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55715  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:36:46  

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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