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70482 (1999 TW44)
Classification: Main-belt Asteroid          SPK-ID: 2070482
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114895318739468 8.6137e-08  
a 2.555674488951536 1.3478e-08 au
q 2.270743536556141 2.2659e-07 au
i 3.007092369353153 4.1729e-06 deg
node 238.7633087761058 0.00014547 deg
peri 96.57334016584468 0.00014819 deg
M 56.92834852867624 2.371e-05 deg
tp 2458764.515858832669
(2019-Oct-08.01585883)
9.8596e-05 TDB
period 1492.302043110305
4.09
1.1805e-05
3.232e-08
d
yr
n .2412380266193808 1.9083e-09 deg/d
Q 2.840605441346931 1.498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      10232 days (28.01 yr)  
   first obs. used      1991-11-12  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60967  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:14:23  

Additional Information
 Earth MOID = 1.26336 au 
 Jupiter MOID = 2.48666 au 
 T_jup = 3.427 
[ 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 16.5   n/a MPO250834  

70482 (1999 TW44)          Discovered 1999-Oct-03 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TW44 = 1995 TO7 = 1998 MF15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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