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181973 (1999 VS26)
Classification: Main-belt Asteroid          SPK-ID: 2181973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12712229242344 3.059e-08  
a 2.485686009891426 1.0532e-08 au
q 2.169699906069154 7.7519e-08 au
i 3.074908074234544 3.4657e-06 deg
node 51.559042358848 9.6207e-05 deg
peri 329.6092022924731 9.8433e-05 deg
M 166.1948352870133 2.2082e-05 deg
tp 2458539.680497728235
(2019-Feb-25.18049773)
8.6798e-05 TDB
period 1431.422465126538
3.92
9.0977e-06
2.491e-08
d
yr
n .2514980788485641 1.5984e-09 deg/d
Q 2.801672113713698 1.1871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      833  
   data-arc span      10704 days (29.31 yr)  
   first obs. used      1991-11-03  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50496  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:50  

Additional Information
 Earth MOID = 1.17187 au 
 Jupiter MOID = 2.65209 au 
 T_jup = 3.462 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.42   n/a E2021B55  

181973 (1999 VS26)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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