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66610 (1999 RX198)
Classification: Main-belt Asteroid          SPK-ID: 2066610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1870009120859528 5.3203e-08  
a 2.549152099624849 1.4895e-08 au
q 2.07245833194918 1.3196e-07 au
i 12.1994615523962 6.4228e-06 deg
node 248.0296276986319 3.1221e-05 deg
peri 122.3160902577459 3.76e-05 deg
M 63.46419578102955 2.3446e-05 deg
tp 2458938.429383154635
(2020-Mar-29.92938315)
9.5826e-05 TDB
period 1486.592887584226
4.07
1.3029e-05
3.567e-08
d
yr
n .2421644843094969 2.1224e-09 deg/d
Q 3.025845867300517 1.768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      7895 days (21.62 yr)  
   first obs. used      1999-07-22  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52426  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:43  

Additional Information
 Earth MOID = 1.10117 au 
 Jupiter MOID = 2.53699 au 
 T_jup = 3.385 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.98   n/a E2021B10  

66610 (1999 RX198)          Discovered 1999-Sep-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RX198 = 2001 BN54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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