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43718 (2208 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2043718
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04820758500009417 4.5746e-08  
a 3.04861465748255 2.2658e-08 au
q 2.901648307249427 1.3328e-07 au
i 9.983405245416744 6.0632e-06 deg
node 8.756610053094553 2.4153e-05 deg
peri 282.4752517340439 6.697e-05 deg
M 120.9912191261791 6.3783e-05 deg
tp 2458547.063215588630
(2019-Mar-04.56321559)
0.00034271 TDB
period 1944.250533939735
5.32
2.1675e-05
5.934e-08
d
yr
n .1851613224302495 2.0643e-09 deg/d
Q 3.195581007715674 2.375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      15828 days (43.33 yr)  
   first obs. used      1977-10-07  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:21:55  

Additional Information
 Earth MOID = 1.90573 au 
 Jupiter MOID = 1.92679 au 
 T_jup = 3.213 
[ 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 14.54   n/a E2021B10  

43718 (2208 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2208 T-3 = 1999 XV130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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