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100953 (1998 QB6)
Classification: Main-belt Asteroid          SPK-ID: 2100953
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876980554086801 3.4341e-08  
a 2.645981190750049 1.2236e-08 au
q 2.149335666598321 9.1637e-08 au
i 3.366514500520339 4.0588e-06 deg
node 199.8035498763556 6.98e-05 deg
peri 186.8151343102012 7.0856e-05 deg
M 58.45002462745962 1.221e-05 deg
tp 2458945.252937025610
(2020-Apr-05.75293703)
5.2709e-05 TDB
period 1572.094165168434
4.30
1.0905e-05
2.986e-08
d
yr
n .2289939165071766 1.5884e-09 deg/d
Q 3.142626714901777 1.4532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      8209 days (22.48 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51639  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:31  

Additional Information
 Earth MOID = 1.15249 au 
 Jupiter MOID = 2.30796 au 
 T_jup = 3.365 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457579.5 (2016-Jul-10.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893379168839483 3.4838e-08  
q 2.143785535682781 9.3248e-08 au
tp 2457368.700394326214
(2015-Dec-12.20039433)
4.8533e-05 TDB
node 199.8818563207545 6.9644e-05 deg
peri 185.8593259829217 7.066e-05 deg
i 3.368628954277948 4.0708e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      8209 days (22.48 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51639  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:31  

Additional Information
 Jupiter MOID = 2.30796 au 
 T_jup = 3.365 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.213681024492534E-15 -3.230032392786846E-15 -5.519291155063073E-13 -7.797443621284214E-15 -1.106816792477376E-13 -6.692050056250655E-16
q -3.230032392786846E-15 8.695272722999643E-15 1.543927778176814E-12 2.171181428351931E-14 3.146783007731481E-13 1.869485284673003E-15
tp -5.519291155063073E-13 1.543927778176814E-12 2.355409264833538E-9 7.958082869138845E-12 5.973392897830504E-10 8.724324911812859E-13
node -7.797443621284214E-15 2.171181428351931E-14 7.958082869138845E-12 4.850305744574386E-9 -4.839556810817639E-9 -9.026591537097597E-11
peri -1.106816792477376E-13 3.146783007731481E-13 5.973392897830504E-10 -4.839556810817639E-9 4.992830425325715E-9 9.03355488608412E-11
i -6.692050056250655E-16 1.869485284673003E-15 8.724324911812859E-13 -9.026591537097597E-11 9.03355488608412E-11 1.657109749396119E-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 15.9   n/a MPO439690  

100953 (1998 QB6)          Discovered 1998-Aug-24 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QB6 = 2002 RY37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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