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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08774573307025377 3.1195e-08  
a 2.310043415022967 6.7279e-09 au
q 2.107346962147664 7.3601e-08 au
i 6.293903846341952 4.6795e-06 deg
node 18.20969394634352 2.8976e-05 deg
peri 69.60907142063913 4.1598e-05 deg
M 9.46307653454935 2.7942e-05 deg
tp 2458966.790020235603
(2020-Apr-27.29002024)
9.9542e-05 TDB
period 1282.415150176211
3.51
5.6025e-06
1.534e-08
d
yr
n .2807203267604362 1.2264e-09 deg/d
Q 2.51273986789827 7.3182e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1988  
   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      .45432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:19:12  

Additional Information
 Earth MOID = 1.13306 au 
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456744.5 (2014-Mar-28.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08718220473830759 3.1113e-08  
q 2.10827404507561 7.3335e-08 au
tp 2456400.293235007167
(2013-Apr-17.79323501)
0.00010151 TDB
node 18.25448461455875 2.8941e-05 deg
peri 69.11493447570254 4.1793e-05 deg
i 6.298648480437281 4.6818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1988  
   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      .45432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:19:12  

Additional Information
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.67989487286539E-16 -2.274005017094351E-15 -3.058893259827203E-13 3.982443013656791E-15 -6.784289891080825E-14 -1.620008599458206E-15
q -2.274005017094351E-15 5.378076851216689E-15 6.24131826780454E-13 -9.299995635357708E-15 1.333721761655033E-13 3.970487812810806E-15
tp -3.058893259827203E-13 6.24131826780454E-13 1.030449619768669E-8 -1.821172245890769E-11 3.065852132683778E-9 1.2514614223266E-12
node 3.982443013656791E-15 -9.299995635357708E-15 -1.821172245890769E-11 8.375863847065311E-10 -8.373075856188353E-10 -4.360942879980949E-12
peri -6.784289891080825E-14 1.333721761655033E-13 3.065852132683778E-9 -8.373075856188353E-10 1.746635787526396E-9 4.673008467410169E-12
i -1.620008599458206E-15 3.970487812810806E-15 1.2514614223266E-12 -4.360942879980949E-12 4.673008467410169E-12 2.191914916119597E-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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