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JPL Small-Body Database Browser
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172990 (2006 KV81)
Classification: Main-belt Asteroid          SPK-ID: 2172990
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922998588356963 5.5978e-08  
a 2.436377884749237 1.7169e-08 au
q 1.967862761441546 1.3539e-07 au
i 15.15644892948455 5.6601e-06 deg
node 85.20157530649141 3.1677e-05 deg
peri 208.4920596000589 3.6795e-05 deg
M 212.5769847388904 2.1597e-05 deg
tp 2459569.324362552232
(2021-Dec-20.82436255)
8.6414e-05 TDB
period 1389.042071593172
3.80
1.4683e-05
4.02e-08
d
yr
n .2591714155836153 2.7396e-09 deg/d
Q 2.904893008056928 2.0471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6507 days (17.82 yr)  
   first obs. used      2002-04-11  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:56:58  

Additional Information
 Earth MOID = .96328 au 
 Jupiter MOID = 2.29023 au 
 T_jup = 3.432 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO454187  

172990 (2006 KV81)          Discovered 2006-May-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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