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97856 (2000 QB18)
Classification: Main-belt Asteroid          SPK-ID: 2097856
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06476204372103664 3.5375e-08  
a 2.191196579900603 6.5116e-09 au
q 2.049290211191694 7.7339e-08 au
i 2.257114337416046 3.5474e-06 deg
node 137.8963901039224 9.275e-05 deg
peri 107.3454583630076 9.6946e-05 deg
M 351.9990260274477 2.6851e-05 deg
tp 2458626.830602440397
(2019-May-23.33060244)
8.8335e-05 TDB
period 1184.732872655392
3.24
5.281e-06
1.446e-08
d
yr
n .303865967011717 1.3545e-09 deg/d
Q 2.333102948609512 6.9333e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1273  
   data-arc span      7494 days (20.52 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:03:03  

Additional Information
 Earth MOID = 1.03688 au 
 Jupiter MOID = 2.66099 au 
 T_jup = 3.669 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456645.5 (2013-Dec-19.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06503774211697565 3.5418e-08  
q 2.048076920708198 7.7406e-08 au
tp 2456257.165344297415
(2012-Nov-25.66534430)
9.0939e-05 TDB
node 137.9124349628269 9.278e-05 deg
peri 107.1186681160152 9.6935e-05 deg
i 2.256448261736889 3.5484e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1273  
   data-arc span      7494 days (20.52 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:03:03  

Additional Information
 Jupiter MOID = 2.66099 au 
 T_jup = 3.669 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.254425338614259E-15 -2.733054736519917E-15 3.983637363488233E-13 -4.321554915921435E-15 1.438648650706903E-13 -1.136807282214069E-15
q -2.733054736519917E-15 5.991738952909467E-15 -1.065992222544804E-12 9.334998257141142E-15 -3.721343208039806E-13 2.507502280499604E-15
tp 3.983637363488233E-13 -1.065992222544804E-12 8.269909498216916E-9 1.66804637125803E-11 2.564030068249052E-9 -3.716610733573016E-13
node -4.321554915921435E-15 9.334998257141142E-15 1.66804637125803E-11 8.60805264797704E-9 -8.596072287051682E-9 -7.690091008311733E-11
peri 1.438648650706903E-13 -3.721343208039806E-13 2.564030068249052E-9 -8.596072287051682E-9 9.396422055632329E-9 7.67114428290957E-11
i -1.136807282214069E-15 2.507502280499604E-15 -3.716610733573016E-13 -7.690091008311733E-11 7.67114428290957E-11 1.259086424087224E-11

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 15.6   n/a MPO432509  
diameter diameter 1.821 km 0.582 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97856 (2000 QB18)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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