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66579 (1999 RK154)
Classification: Main-belt Asteroid          SPK-ID: 2066579
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1817366172342528 4.7467e-08  
a 2.604325137738881 1.2072e-08 au
q 2.131023897028087 1.2985e-07 au
i 3.191046006373232 3.671e-06 deg
node 307.6853388478663 7.0936e-05 deg
peri 94.09137033464938 7.186e-05 deg
M 339.5414236991192 1.1475e-05 deg
tp 2459287.739695009427
(2021-Mar-14.23969501)
4.9175e-05 TDB
period 1535.116116659678
4.20
1.0673e-05
2.922e-08
d
yr
n .234509947549335 1.6305e-09 deg/d
Q 3.077626378449674 1.4265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1067  
   data-arc span      7845 days (21.48 yr)  
   first obs. used      1999-08-22  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52513  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:29  

Additional Information
 Earth MOID = 1.14138 au 
 Jupiter MOID = 2.34374 au 
 T_jup = 3.387 
[ 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 15.09   n/a E2021B10  

66579 (1999 RK154)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RK154 = 2001 BX58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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