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5426 Sharp (1985 DD)
Classification: Inner Main-belt Asteroid          SPK-ID: 2005426
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166578777298981 1.6842e-08  
a 1.95498370174006 5.0747e-09 au
q 1.726919452098525 3.2531e-08 au
i 23.79886468363854 6.8343e-07 deg
node 88.16988512706057 1.8766e-06 deg
peri 67.36522195312108 5.9657e-06 deg
M 32.41493525660879 5.9956e-06 deg
tp 2459110.600806358495
(2020-Sep-18.10080636)
1.6417e-05 TDB
period 998.4196931056188
2.73
3.8875e-06
1.064e-08
d
yr
n .3605698109581629 1.4039e-09 deg/d
Q 2.183047951381596 5.6667e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1856  
   data-arc span      13180 days (36.08 yr)  
   first obs. used      1985-02-16  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 22:15:58  

Additional Information
 Earth MOID = .823506 au 
 Jupiter MOID = 3.05159 au 
 T_jup = 3.776 
[ 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 14.01   n/a MPCxxxxx  
diameter diameter 2.033 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.5609 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D (2012) Minor Planet Bull. 39, 69-80.]
[Warner, B.D.; Benishek, V.; Ferrero, A. (2015) Minor Planet Bull. 42, 206-207.]
geometric albedo albedo 1.000   0.000 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5426 Sharp (1985 DD)          Discovered 1985-Feb-16 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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