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102778 (1999 VT145)
Classification: Main-belt Asteroid          SPK-ID: 2102778
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03326070172358439 3.7051e-08  
a 2.638522010440616 1.4172e-08 au
q 2.550762916860239 9.9003e-08 au
i 1.256852640616367 3.9695e-06 deg
node 135.1016389557976 0.00021638 deg
peri 200.9624705421238 0.00022957 deg
M 50.66437266885229 7.51e-05 deg
tp 2458980.187226537064
(2020-May-10.68722654)
0.00032695 TDB
period 1565.451110291099
4.29
1.2612e-05
3.453e-08
d
yr
n .2299656614207883 1.8527e-09 deg/d
Q 2.726281104020994 1.4643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1997-05-06  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50665  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:21  

Additional Information
 Earth MOID = 1.5385 au 
 Jupiter MOID = 2.37847 au 
 T_jup = 3.395 
[ 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 16.32   n/a E2021B55  

102778 (1999 VT145)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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