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150490 (2000 QD44)
Classification: Main-belt Asteroid          SPK-ID: 2150490
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221069162765416 3.5093e-08  
a 2.579497438478132 1.4675e-08 au
q 2.264522960722329 9.5229e-08 au
i 5.471307730576046 3.4165e-06 deg
node 153.8499503688468 5.6766e-05 deg
peri 189.120788697112 6.1008e-05 deg
M 317.0774619868366 2.3764e-05 deg
tp 2459380.919706269550
(2021-Jun-15.41970627)
0.00010012 TDB
period 1513.2165352645
4.14
1.2913e-05
3.535e-08
d
yr
n .2379038238153236 2.0302e-09 deg/d
Q 2.894471916233934 1.6467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      9292 days (25.44 yr)  
   first obs. used      1995-03-31  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55131  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:18:46  

Additional Information
 Earth MOID = 1.25473 au 
 Jupiter MOID = 2.48668 au 
 T_jup = 3.408 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457901.5 (2017-May-28.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215513100077931 3.5236e-08  
q 2.265305429271954 9.5471e-08 au
tp 2457870.701243138866
(2017-Apr-27.20124314)
9.932e-05 TDB
node 153.881418918922 5.68e-05 deg
peri 189.6076128020001 6.1071e-05 deg
i 5.46985326186025 3.4161e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      9292 days (25.44 yr)  
   first obs. used      1995-03-31  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55131  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:18:46  

Additional Information
 Jupiter MOID = 2.48668 au 
 T_jup = 3.408 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.241554213255625E-15 -3.33576626634668E-15 1.090979864524012E-12 8.275990060498184E-15 2.829492097683933E-13 4.765333586577005E-16
q -3.33576626634668E-15 9.114685840566559E-15 -2.788200298804201E-12 -1.987266534683628E-14 -7.30395728545721E-13 -9.124070384921049E-16
tp 1.090979864524012E-12 -2.788200298804201E-12 9.864506353750482E-9 4.283206732638172E-11 2.273248610923313E-9 5.705793584841066E-12
node 8.275990060498184E-15 -1.987266534683628E-14 4.283206732638172E-11 3.226286947292559E-9 -3.201343536817035E-9 4.475310773426339E-11
peri 2.829492097683933E-13 -7.30395728545721E-13 2.273248610923313E-9 -3.201343536817035E-9 3.729641470551046E-9 -4.32325303882115E-11
i 4.765333586577005E-16 -9.124070384921049E-16 5.705793584841066E-12 4.475310773426339E-11 -4.32325303882115E-11 1.166956084555329E-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 15.81   n/a MPCxxxxx  

150490 (2000 QD44)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2000 QD44 = 2000 PO31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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