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5272 Dickinson (1981 QH2)
Classification: Main-belt Asteroid          SPK-ID: 2005272
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .192638111758471 2.1995e-08  
a 2.214396238559271 5.5241e-09 au
q 1.787819128478152 4.9342e-08 au
i 4.448973463900078 4.5243e-07 deg
node 155.1967253826861 1.8281e-06 deg
peri 197.8581600064095 2.8088e-06 deg
M 23.94821265510258 3.6765e-06 deg
tp 2459316.433280551465
(2021-Apr-11.93328055)
1.2028e-05 TDB
period 1203.597922591981
3.30
4.5038e-06
1.233e-08
d
yr
n .2991032081749777 1.1192e-09 deg/d
Q 2.640973348640389 6.5882e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2049  
   data-arc span      24246 days (66.38 yr)  
   first obs. used      1954-05-23  
   last obs. used      2020-10-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:41:40  

Additional Information
 Earth MOID = .782118 au 
 Jupiter MOID = 2.79265 au 
 T_jup = 3.626 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.49   n/a E2021B10  
diameter diameter 3.253 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5272 Dickinson (1981 QH2)          Discovered 1981-Aug-30 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 QH2 = 1971 OZ = 1971 QG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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