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5689 Rhon (1991 RZ2)
Classification: Main-belt Asteroid          SPK-ID: 2005689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122686258772339 3.1885e-08  
a 2.755868726823359 1.2297e-08 au
q 2.446471131764858 8.6854e-08 au
i 5.006787187948782 3.7108e-06 deg
node 234.1998982946668 4.9121e-05 deg
peri 218.9598572493794 5.329e-05 deg
M 294.8275951555869 2.0882e-05 deg
tp 2458903.015382285952
(2020-Feb-23.51538229)
9.7556e-05 TDB
period 1671.037579216757
4.58
1.1185e-05
3.062e-08
d
yr
n .2154350114428533 1.442e-09 deg/d
Q 3.065266321881859 1.3678e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1680  
   data-arc span      24745 days (67.75 yr)  
   first obs. used      1952-01-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:48:23  

Additional Information
 Earth MOID = 1.46553 au 
 Jupiter MOID = 2.12343 au 
 T_jup = 3.329 
[ 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 13.8   n/a MPO358686  
diameter diameter 8.651 km 0.559 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.086   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5689 Rhon (1991 RZ2)          Discovered 1991-Sep-09 by Borngen and Schmadel at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 RZ2 = 1964 WU = 1989 GZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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