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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2442592836150352 5.8257e-08  
a 3.061002216852496 2.4607e-08 AU
q 2.313324008220071 1.7622e-07 AU
i 2.935361728174078 6.0879e-06 deg
node 127.5963775720397 0.00011765 deg
peri 227.4729621248578 0.00011826 deg
M 172.0244741834004 1.4131e-05 deg
tp 2456065.779793307308
(2012-May-18.27979331)
6.9312e-05 JED
period 1956.112791547424
5.36
2.3588e-05
6.458e-08
d
yr
n .1840384672885935 2.2192e-09 deg/d
Q 3.808680425484921 3.0618e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      8979 days (24.58 yr)  
   first obs. used      1990-08-22  
   last obs. used      2015-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53703  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:26:08  

Additional Information
 Earth MOID = 1.31012 AU 
 T_jup = 3.185 
[ 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 13.8 mag n/a MPO319428  

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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