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66743 (1999 TW124)
Classification: Main-belt Asteroid          SPK-ID: 2066743
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549043141314969 1.0365e-07  
a 2.555344881386271 1.4431e-08 au
q 2.1595109351657 2.7271e-07 au
i 2.949130199673429 5.6722e-06 deg
node 192.5206566983873 0.00011288 deg
peri 117.2379226745874 0.00011526 deg
M 65.29159239619798 1.7827e-05 deg
tp 2458729.900200093100
(2019-Sep-03.40020009)
7.4749e-05 TDB
period 1492.013357177003
4.08
1.2639e-05
3.46e-08
d
yr
n .2412847031618711 2.0439e-09 deg/d
Q 2.951178827606843 1.6666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      10226 days (28.00 yr)  
   first obs. used      1991-11-02  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 15:02:16  

Additional Information
 Earth MOID = 1.14702 au 
 Jupiter MOID = 2.30589 au 
 T_jup = 3.419 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456820.5 (2014-Jun-12.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1554041192793457 1.0398e-07  
q 2.157926919547724 2.7398e-07 au
tp 2457239.756505835669
(2015-Aug-05.25650584)
7.9827e-05 TDB
node 192.558937287539 0.00011279 deg
peri 117.7273584622518 0.00011511 deg
i 2.949868220895491 5.6759e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      10226 days (28.00 yr)  
   first obs. used      1991-11-02  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 15:02:16  

Additional Information
 Jupiter MOID = 2.30589 au 
 T_jup = 3.419 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.081137631717232E-14 -2.847085305416337E-14 6.116178172360735E-12 1.848634943072683E-13 1.825312436573358E-12 -2.73529501497188E-14
q -2.847085305416337E-14 7.506642348132856E-14 -1.616709994923312E-11 -4.894729955617295E-13 -4.830737323043332E-12 7.230320231778466E-14
tp 6.116178172360735E-12 -1.616709994923312E-11 6.372335927987561E-9 1.107005358520411E-10 1.876740826299874E-9 -1.544197395891408E-11
node 1.848634943072683E-13 -4.894729955617295E-13 1.107005358520411E-10 1.272193093176322E-8 -1.266937526816447E-8 -3.937946869008834E-10
peri 1.825312436573358E-12 -4.830737323043332E-12 1.876740826299874E-9 -1.266937526816447E-8 1.325061679441921E-8 3.882647120954253E-10
i -2.73529501497188E-14 7.230320231778466E-14 -1.544197395891408E-11 -3.937946869008834E-10 3.882647120954253E-10 3.221582279916244E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO436248  

66743 (1999 TW124)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TW124 = 1999 TX244 = 2002 GO101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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