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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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08774573531455614 3.1031e-08  
a 2.310043414456428 6.7041e-09 au
q 2.107346956446401 7.3176e-08 au
i 6.293903738992002 4.6661e-06 deg
node 18.20969307716498 2.8946e-05 deg
peri 69.6090718714069 4.1578e-05 deg
M 9.463077375689155 2.7937e-05 deg
tp 2458966.790017251641
(2020-Apr-27.29001725)
9.9525e-05 TDB
period 1282.415149704442
3.51
5.5826e-06
1.528e-08
d
yr
n .2807203268637063 1.222e-09 deg/d
Q 2.512739872466455 7.2923e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2030  
   data-arc span      14153 days (38.75 yr)  
   first obs. used      1982-02-16  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:21:32  

Additional Information
 Earth MOID = 1.13306 au 
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456771.5 (2014-Apr-24.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08716759333251776 3.0948e-08  
q 2.10830892078421 7.2905e-08 au
tp 2456400.282002121445
(2013-Apr-17.78200212)
0.00010153 TDB
node 18.25448472439313 2.8912e-05 deg
peri 69.11357064816602 4.1777e-05 deg
i 6.298630048805497 4.6684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2030  
   data-arc span      14153 days (38.75 yr)  
   first obs. used      1982-02-16  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:21:32  

Additional Information
 Jupiter MOID = 2.63256 au 
 T_jup = 3.572 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.578060296761728E-16 -2.248695415390533E-15 -3.042645166861265E-13 3.945450257823165E-15 -6.798152606925127E-14 -1.588321671810905E-15
q -2.248695415390533E-15 5.315205346056498E-15 6.20337096645601E-13 -9.188808480730223E-15 1.337835328145996E-13 3.891356816802784E-15
tp -3.042645166861265E-13 6.20337096645601E-13 1.030733553211117E-8 -1.830158845838722E-11 3.066917271983068E-9 1.232219686639186E-12
node 3.945450257823165E-15 -9.188808480730223E-15 -1.830158845838722E-11 8.359079184026904E-10 -8.356690331434544E-10 -4.730691492493004E-12
peri -6.798152606925127E-14 1.337835328145996E-13 3.066917271983068E-9 -8.356690331434544E-10 1.745321952105671E-9 5.036293761833231E-12
i -1.588321671810905E-15 3.891356816802784E-15 1.232219686639186E-12 -4.730691492493004E-12 5.036293761833231E-12 2.179392445654612E-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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