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105493 (2000 QB228)
Classification: Main-belt Asteroid          SPK-ID: 2105493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114733131439867 5.2475e-08  
a 2.933619713401529 1.1378e-08 au
q 2.606599404444148 1.5601e-07 au
i 2.396304379080901 5.0525e-06 deg
node 35.57049870982483 9.2674e-05 deg
peri 315.2394081747824 9.467e-05 deg
M 344.2892005960878 1.6819e-05 deg
tp 2459080.593990639133
(2020-Aug-19.09399064)
8.5774e-05 TDB
period 1835.287682618361
5.02
1.0677e-05
2.923e-08
d
yr
n .1961545339237479 1.1411e-09 deg/d
Q 3.26064002235891 1.2646e-08 au
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      10101 days (27.66 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53893  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:31:11  

Additional Information
 Earth MOID = 1.60143 au 
 Jupiter MOID = 2.15013 au 
 T_jup = 3.265 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457036.5 (2015-Jan-14.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148012179708808 5.2652e-08  
q 2.596381468149591 1.5738e-07 au
tp 2457248.190409350609
(2015-Aug-13.69040935)
8.2581e-05 TDB
node 35.6887761071541 9.2335e-05 deg
peri 315.7747460451683 9.4201e-05 deg
i 2.402598211409528 5.062e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      10101 days (27.66 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53893  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:31:11  

Additional Information
 Jupiter MOID = 2.15013 au 
 T_jup = 3.265 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.772234887194434E-15 -8.270258679717905E-15 1.39755526835223E-12 -2.915951884198172E-14 3.281391341334964E-13 -7.269039221719063E-16
q -8.270258679717905E-15 2.476808275930338E-14 -4.187707142708363E-12 8.553144200423328E-14 -9.842258012417348E-13 2.243820698108368E-15
tp 1.39755526835223E-12 -4.187707142708363E-12 6.81963318495213E-9 -2.884802527047582E-11 1.560430395697839E-9 -1.099929704869247E-13
node -2.915951884198172E-14 8.553144200423328E-14 -2.884802527047582E-11 8.525719647996189E-9 -8.524022280665908E-9 -2.398367085549707E-10
peri 3.281391341334964E-13 -9.842258012417348E-13 1.560430395697839E-9 -8.524022280665908E-9 8.873801206572365E-9 2.395927103686605E-10
i -7.269039221719063E-16 2.243820698108368E-15 -1.099929704869247E-13 -2.398367085549707E-10 2.395927103686605E-10 2.562418952135164E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO436498  
diameter diameter 2.639 km 0.344 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.278   0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105493 (2000 QB228)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 QB228 = 1993 FD45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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