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66477 (1999 RW26)
Classification: Main-belt Asteroid          SPK-ID: 2066477
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2490007150007338 3.8457e-08  
a 2.568652673115936 9.5311e-09 au
q 1.929056320921521 1.0098e-07 au
i 3.221324894512177 4.056e-06 deg
node 286.7000594182609 6.9083e-05 deg
peri 347.8289452173362 6.9426e-05 deg
M 116.667017765251 7.0637e-06 deg
tp 2458713.193618487827
(2019-Aug-17.69361849)
2.8935e-05 TDB
period 1503.683737741293
4.12
8.3693e-06
2.291e-08
d
yr
n .2394120458739294 1.3325e-09 deg/d
Q 3.20824902531035 1.1904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      945  
   data-arc span      8302 days (22.73 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-12-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50794  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:22:31  

Additional Information
 Earth MOID = .911002 au 
 Jupiter MOID = 1.92507 au 
 T_jup = 3.385 
[ 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 15.27   n/a MPCxxxxx  

66477 (1999 RW26)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RW26 = 1998 FC32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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