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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019434559881723 5.5546e-08  
a 2.78094397496567 2.3192e-08 AU
q 2.219350537751617 1.6259e-07 AU
i 6.843056833679203 7.0015e-06 deg
node 307.3791917802409 6.3015e-05 deg
peri 129.6427462497913 6.7438e-05 deg
M 313.1893068430165 2.6202e-05 deg
tp 2457220.756816395282
(2015-Jul-17.25681640)
0.00012501 JED
period 1693.896171039124
4.64
2.1189e-05
5.801e-08
d
yr
n .2125277842615095 2.6586e-09 deg/d
Q 3.342537412179723 2.7875e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      23253 days (63.66 yr)  
   first obs. used      1951-02-04  
   last obs. used      2014-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54416  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:32:48  

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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