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5273 Peilisheng (1982 DQ6)
Classification: Main-belt Asteroid          SPK-ID: 2005273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08774573278471608 3.1194e-08  
a 2.31004341490661 6.7273e-09 au
q 2.107346962701122 7.3599e-08 au
i 6.293903873122883 4.6789e-06 deg
node 18.20969375973041 2.8971e-05 deg
peri 69.60907139570853 4.1594e-05 deg
M 9.463076815947019 2.7941e-05 deg
tp 2458966.790019235737
(2020-Apr-27.29001924)
9.9538e-05 TDB
period 1282.415150079319
3.51
5.602e-06
1.534e-08
d
yr
n .280720326781646 1.2263e-09 deg/d
Q 2.512739867112098 7.3176e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1990  
   data-arc span      13938 days (38.16 yr)  
   first obs. used      1982-02-16  
   last obs. used      2020-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45477  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:18:15  

Additional Information
 Earth MOID = 1.13306 au 
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
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Orbital Elements at Epoch 2456744.5 (2014-Mar-28.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08718220446164085 3.1112e-08  
q 2.108274045622408 7.3334e-08 au
tp 2456400.293234152536
(2013-Apr-17.79323415)
0.00010151 TDB
node 18.2544844281858 2.8936e-05 deg
peri 69.11493444130389 4.1789e-05 deg
i 6.298648507213242 4.6812e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1990  
   data-arc span      13938 days (38.16 yr)  
   first obs. used      1982-02-16  
   last obs. used      2020-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45477  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:18:15  

Additional Information
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.679282858674834E-16 -2.273883302062719E-15 -3.060683766751457E-13 3.987864498773445E-15 -6.789401988950218E-14 -1.6206630045801E-15
q -2.273883302062719E-15 5.377834756347357E-15 6.244872651118887E-13 -9.313759470780632E-15 1.334766266828347E-13 3.972209842182126E-15
tp -3.060683766751457E-13 6.244872651118887E-13 1.030395941899681E-8 -1.825559263692918E-11 3.065758347777791E-9 1.257971926044724E-12
node 3.987864498773445E-15 -9.313759470780632E-15 -1.825559263692918E-11 8.373132196535613E-10 -8.370486138925891E-10 -4.322423352066413E-12
peri -6.789401988950218E-14 1.334766266828347E-13 3.065758347777791E-9 -8.370486138925891E-10 1.746355675918102E-9 4.636573249377113E-12
i -1.6206630045801E-15 3.972209842182126E-15 1.257971926044724E-12 -4.322423352066413E-12 4.636573249377113E-12 2.191371723056611E-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 14.0   n/a MPO347566  
diameter diameter 4.486 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5273 Peilisheng           Discovered 1982 Feb. 16 by the Purple Mountain Observatory at Xinglong.
A leader in Chinese science and technology, Pei Lisheng (1906-2000) made a great contribution to projects involving satellite science and oceanography.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

Alternate Designations
 1982 DQ6 = 1984 UO1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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