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19840 (2000 SB280)
Classification: Main-belt Asteroid          SPK-ID: 2019840
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421994413719461 2.5847e-08  
a 2.340980354043891 8.6818e-09 au
q 2.008094255436149 6.0659e-08 au
i 7.994093130057111 3.8964e-07 deg
node 343.4296179303724 1.5633e-06 deg
peri 319.494835821782 7.606e-06 deg
M 312.6819223871977 9.4977e-06 deg
tp 2459372.456925643696
(2021-Jun-06.95692564)
3.5051e-05 TDB
period 1308.263064663933
3.58
7.2778e-06
1.993e-08
d
yr
n .2751740148625819 1.5308e-09 deg/d
Q 2.673866452651632 9.9164e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1719  
   data-arc span      15806 days (43.27 yr)  
   first obs. used      1977-02-18  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:07:46  

Additional Information
 Earth MOID = .99891 au 
 Jupiter MOID = 2.58005 au 
 T_jup = 3.538 
[ 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 14.12   n/a E2021B10  

19840 (2000 SB280)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SB280 = 1977 DF5 = 1982 UE9 = 1982 VU9 = 1997 YB11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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