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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019434554370047 5.4985e-08  
a 2.780943975195901 2.2726e-08 AU
q 2.21935053946812 1.6153e-07 AU
i 6.843058302384641 6.841e-06 deg
node 307.3791867352709 6.2666e-05 deg
peri 129.64275177 6.7126e-05 deg
M 313.1893063113533 2.6003e-05 deg
tp 2457220.756818924252
(2015-Jul-17.25681892)
0.00012402 JED
period 1693.896171249477
4.64
2.0764e-05
5.685e-08
d
yr
n .2125277842351172 2.6052e-09 deg/d
Q 3.342537410923681 2.7315e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      965  
   data-arc span      23362 days (63.96 yr)  
   first obs. used      1951-02-04  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53239  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:46:58  

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 13.1 mag n/a MPO319292  

16549 (1991 RE10)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar
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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