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66570 (1999 RW145)
Classification: Main-belt Asteroid          SPK-ID: 2066570
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486459393996234 4.684e-08  
a 2.557465662512331 1.1815e-08 au
q 2.177308776625906 1.2124e-07 au
i 3.676567748629059 5.7111e-06 deg
node 273.8134391228656 5.9015e-05 deg
peri 137.9468335061534 6.1909e-05 deg
M 14.92618497865546 1.5805e-05 deg
tp 2459138.561674118420
(2020-Oct-16.06167412)
6.5727e-05 TDB
period 1493.871163278138
4.09
1.0352e-05
2.834e-08
d
yr
n .24098463699508 1.67e-09 deg/d
Q 2.937622548398757 1.3571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      716  
   data-arc span      9243 days (25.31 yr)  
   first obs. used      1995-10-23  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49913  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:23  

Additional Information
 Earth MOID = 1.18916 au 
 Jupiter MOID = 2.41527 au 
 T_jup = 3.418 
[ 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 15.66   n/a MPCxxxxx  

66570 (1999 RW145)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RW145 = 2001 BO13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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