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26244 (1998 QB43)
Classification: Main-belt Asteroid          SPK-ID: 2026244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2391191031635015 3.6516e-08  
a 2.741949044044841 1.3761e-08 au
q 2.086296647712818 9.9317e-08 au
i 7.701443259227642 4.7837e-06 deg
node 217.7258255763264 3.0276e-05 deg
peri 250.7665440246364 3.1834e-05 deg
M 230.1036930630512 1.2633e-05 deg
tp 2459798.886517217448
(2022-Aug-07.38651722)
6.0636e-05 TDB
period 1658.393154339985
4.54
1.2484e-05
3.418e-08
d
yr
n .2170775965023049 1.6342e-09 deg/d
Q 3.397601440376864 1.7052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1215  
   data-arc span      9005 days (24.65 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55718  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:50:26  

Additional Information
 Earth MOID = 1.11767 au 
 Jupiter MOID = 1.8395 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457027.5 (2015-Jan-05.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2395110651067778 3.6564e-08  
q 2.083105233227862 9.9772e-08 au
tp 2456477.318607148441
(2013-Jul-03.81860715)
4.9236e-05 TDB
node 218.2625317647775 3.0065e-05 deg
peri 249.1639693793188 3.1689e-05 deg
i 7.731754182691732 4.8021e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1215  
   data-arc span      9005 days (24.65 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55718  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:50:26  

Additional Information
 Jupiter MOID = 1.8395 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.336929864708941E-15 -3.62968663604476E-15 -5.467606566668365E-14 -6.605703728147306E-16 -3.170280079347545E-14 -8.191339901039873E-17
q -3.62968663604476E-15 9.954512949408644E-15 3.049051889162548E-13 2.541206470657213E-15 1.212958332010726E-13 6.13335465003119E-16
tp -5.467606566668365E-14 3.049051889162548E-13 2.424147296940807E-9 1.296658219392461E-12 5.095612922689259E-10 1.118911264548796E-12
node -6.605703728147306E-16 2.541206470657213E-15 1.296658219392461E-12 9.039231866234279E-10 -8.949155121459414E-10 8.802483360803163E-12
peri -3.170280079347545E-14 1.212958332010726E-13 5.095612922689259E-10 -8.949155121459414E-10 1.004187341428409E-9 -8.463429078757402E-12
i -8.191339901039873E-17 6.13335465003119E-16 1.118911264548796E-12 8.802483360803163E-12 -8.463429078757402E-12 2.306060757824722E-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 14.18   n/a E2021B10  

26244 (1998 QB43)          Discovered 1998-Aug-19 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QB43 = 1996 FS15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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