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JPL Small-Body Database Browser
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85694 (1998 RK60)
Classification: Main-belt Asteroid          SPK-ID: 2085694
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03184795116569103 4.4312e-08  
a 2.698027351453351 1.8476e-08 au
q 2.612100708120566 1.1636e-07 au
i 12.3547977826911 6.4176e-06 deg
node 346.031409864104 2.1951e-05 deg
peri 87.62816009596649 0.00010651 deg
M 169.6343526479878 0.00010271 deg
tp 2457837.755202739271
(2017-Mar-25.25520274)
0.00046186 TDB
period 1618.705897287601
4.43
1.6627e-05
4.552e-08
d
yr
n .222399881660552 2.2845e-09 deg/d
Q 2.783953994786136 1.9064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      851  
   data-arc span      8140 days (22.29 yr)  
   first obs. used      1996-01-26  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56326  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:06:31  

Additional Information
 Earth MOID = 1.65694 au 
 Jupiter MOID = 2.2895 au 
 T_jup = 3.335 
[ 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 14.6   n/a MPO400791  
diameter diameter 6.814 km 0.286 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85694 (1998 RK60)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 RK60 = 2002 PF86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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