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78543 (2002 RK119)
Classification: Main-belt Asteroid          SPK-ID: 2078543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .172279389137656 4.2289e-08  
a 2.728596915977028 1.0429e-08 au
q 2.258515906089614 1.1799e-07 au
i 3.892705826947682 3.4116e-06 deg
node 240.0231319321492 6.3718e-05 deg
peri 123.0065237632385 6.4413e-05 deg
M 324.8755292873911 8.7897e-06 deg
tp 2459161.125610236839
(2020-Nov-07.62561024)
4.0248e-05 TDB
period 1646.294407064311
4.51
9.4388e-06
2.584e-08
d
yr
n .218672916858143 1.2537e-09 deg/d
Q 3.198677925864442 1.2226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1053  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51854  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:27  

Additional Information
 Earth MOID = 1.25917 au 
 Jupiter MOID = 2.28327 au 
 T_jup = 3.330 
[ 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 14.8   n/a MPO436331  
diameter diameter 3.285 km 0.386 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78543 (2002 RK119)          Discovered 2002-Sep-06 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RK119 = 1998 YQ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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