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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2453988575446979 5.5612e-08  
a 3.058534605004238 2.3371e-08 au
q 2.307973707175274 1.6951e-07 au
i 2.935459383088101 5.7259e-06 deg
node 127.5943615339111 0.00011605 deg
peri 227.4901364372288 0.00011658 deg
M 282.5784071182095 1.486e-05 deg
tp 2458020.672985235805
(2017-Sep-24.17298524)
8.4467e-05 JED
period 1953.747902291823
5.35
2.2394e-05
6.131e-08
d
yr
n .1842612343064864 2.112e-09 deg/d
Q 3.809095502833201 2.9106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1990-08-22  
   last obs. used      2016-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54823  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:50:01  

Additional Information
 Earth MOID = 1.30354 au 
 Jupiter MOID = 1.62816 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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