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29171 (1990 QK3)
Classification: Main-belt Asteroid          SPK-ID: 2029171
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1239434496371843 6.0118e-08  
a 2.306930944965055 1.3258e-08 au
q 2.021001965571317 1.3579e-07 au
i 6.255726632703666 7.2486e-06 deg
node 151.0634484196169 4.2598e-05 deg
peri 239.6842882890442 5.196e-05 deg
M 49.63383023591995 2.6592e-05 deg
tp 2457224.048396629846
(2015-Jul-20.54839663)
9.4699e-05 JED
period 1279.82420279312
3.50
1.1033e-05
3.021e-08
d
yr
n .2812886326218297 2.4249e-09 deg/d
Q 2.592859924358794 1.4901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1019  
   data-arc span      11844 days (32.43 yr)  
   first obs. used      1983-07-17  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55919  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:09:14  

Additional Information
 Earth MOID = 1.03236 au 
 Jupiter MOID = 2.84548 au 
 T_jup = 3.569 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO358902  

29171 (1990 QK3)          Discovered 1990-Aug-28 by Holt, H. E. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QK3 = 1992 EP2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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