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16064 Davidharvey (1999 RH27)
Classification: Amor [NEO]          SPK-ID: 2016064
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 88 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5891100152066161 3.8348e-08  
a 2.849238177749062 1.4382e-08 au
q 1.170723431528041 1.076e-07 au
i 4.53922892938706 3.5966e-06 deg
node 335.569583938084 5.5983e-05 deg
peri 104.7957629971778 5.6079e-05 deg
M 75.81081977066262 1.4216e-05 deg
tp 2458630.569404677856
(2019-May-27.06940468)		 6.677e-05 TDB
period 1756.675560544568
4.81		 1.3301e-05
3.642e-08		 d
yr
n .2049325487788993 1.5517e-09 deg/d
Q 4.527752923970084 2.2855e-08 au
   Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      9392 days (25.71 yr)  
   first obs. used      1994-09-01  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48189  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 06:25:53  

Additional Information
 Earth MOID = .20384 au 
 Jupiter MOID = .860659 au 
 T_jup = 3.018 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO337395  
diameter diameter 4.106 km 0.592 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 178.5 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; et al. (2005) Icarus 173, 108-131.]
geometric albedo albedo 0.020   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
SMASSII spectral type spec_B C   n/a Binzel et al. (2001) Icarus 151, 139-149  

16064 Davidharvey           Discovered 1999 Sept. 5 by the Catalina Sky Survey.
David Harvey (b. 1958) is a software engineer at the University of Arizona's Steward Observatory. His telescope control systems have seen widespread use at public and private observatories throughout the world. He is an accomplished fine art, portrait, and architectural photographer and astrophotographer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
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