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101014 (1998 QL54)
Classification: Main-belt Asteroid          SPK-ID: 2101014
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1968395681936084 4.8206e-08  
a 2.309151499756755 5.4975e-09 au
q 1.854619115651012 1.1167e-07 au
i 4.201542984713723 4.7378e-06 deg
node 208.1093903284431 5.1803e-05 deg
peri 128.7248942171745 5.2914e-05 deg
M 138.4184857588033 9.492e-06 deg
tp 2458707.702312873622
(2019-Aug-12.20231287)
3.3328e-05 TDB
period 1281.672504889493
3.51
4.577e-06
1.253e-08
d
yr
n .2808829858069239 1.0031e-09 deg/d
Q 2.763683883862498 6.5796e-09 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      10689 days (29.26 yr)  
   first obs. used      1991-10-08  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52863  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:49  

Additional Information
 Earth MOID = .847168 au 
 Jupiter MOID = 2.63343 au 
 T_jup = 3.556 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457230.5 (2015-Jul-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1977279567461754 4.8274e-08  
q 1.851923871751271 1.119e-07 au
tp 2457426.809049286561
(2016-Feb-08.30904929)
3.2333e-05 TDB
node 208.1382498341347 5.1778e-05 deg
peri 128.7931489305556 5.2879e-05 deg
i 4.202705885942918 4.7413e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      10689 days (29.26 yr)  
   first obs. used      1991-10-08  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52863  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:49  

Additional Information
 Jupiter MOID = 2.63343 au 
 T_jup = 3.556 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.330414401718141E-15 -5.397937396839868E-15 6.402328743062995E-13 -2.529397599106844E-14 2.30056784156477E-13 -1.457924506072169E-15
q -5.397937396839868E-15 1.252250011211395E-14 -1.465612890609339E-12 5.846358897290615E-14 -5.30014942086614E-13 3.420188602042879E-15
tp 6.402328743062995E-13 -1.465612890609339E-12 1.045395816393085E-9 -1.438469910374526E-11 3.577276329425704E-10 -5.396123162386159E-13
node -2.529397599106844E-14 5.846358897290615E-14 -1.438469910374526E-11 2.680974231077493E-9 -2.677753742377842E-9 -9.080219643626087E-11
peri 2.30056784156477E-13 -5.30014942086614E-13 3.577276329425704E-10 -2.677753742377842E-9 2.796156442301262E-9 9.044669576628003E-11
i -1.457924506072169E-15 3.420188602042879E-15 -5.396123162386159E-13 -9.080219643626087E-11 9.044669576628003E-11 2.247982575822513E-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 16.2   n/a MPO432537  

101014 (1998 QL54)          Discovered 1998-Aug-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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