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27726 (1990 QM5)
Classification: Main-belt Asteroid          SPK-ID: 2027726
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452383367042533 5.8111e-08  
a 3.058709732945199 2.4084e-08 au
q 2.308596845576607 1.7597e-07 au
i 2.935436842901872 5.937e-06 deg
node 127.5955425987742 0.00011717 deg
peri 227.4798889011853 0.00011771 deg
M 245.7200992711864 1.4656e-05 deg
tp 2458020.759147779747
(2017-Sep-24.25914778)
8.5312e-05 JED
period 1953.91570850752
5.35
2.3077e-05
6.318e-08
d
yr
n .1842454095806326 2.1761e-09 deg/d
Q 3.80882262031379 2.999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      9035 days (24.74 yr)  
   first obs. used      1990-08-22  
   last obs. used      2015-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54768  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:56:09  

Additional Information
 Earth MOID = 1.30324 au 
 Jupiter MOID = 1.62833 au 
 T_jup = 3.186 
[ 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 13.9 mag n/a MPO337492  

27726 (1990 QM5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QM5 = 1998 EN8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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