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46503 (3191 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2046503
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1123648887494342 3.7157e-08  
a 2.364917805077276 8.8412e-09 au
q 2.099184079008212 8.9152e-08 au
i 7.388281774417439 4.7878e-06 deg
node 39.28936477201119 3.1519e-05 deg
peri 20.50622184689251 3.9931e-05 deg
M 231.5534378555959 2.3553e-05 deg
tp 2459474.460869532153
(2021-Sep-16.96086953)
8.7495e-05 TDB
period 1328.380535710652
3.64
7.4491e-06
2.039e-08
d
yr
n .2710066809337948 1.5197e-09 deg/d
Q 2.63065153114634 9.8346e-09 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      15592 days (42.69 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:40:47  

Additional Information
 Earth MOID = 1.11283 au 
 Jupiter MOID = 2.6763 au 
 T_jup = 3.529 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457137.5 (2015-Apr-25.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132180665853013 3.7013e-08  
q 2.096514550278843 8.8813e-08 au
tp 2456820.943834908757
(2014-Jun-12.44383491)
8.4505e-05 TDB
node 39.34162581185396 3.1498e-05 deg
peri 20.85203058827531 3.9782e-05 deg
i 7.39221540347148 4.7895e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      15592 days (42.69 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:40:47  

Additional Information
 Jupiter MOID = 2.6763 au 
 T_jup = 3.529 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.36996532628625E-15 -3.274556518622675E-15 -1.386959219247834E-12 -1.363171827685898E-14 -4.017049299116813E-13 6.904129346523827E-17
q -3.274556518622675E-15 7.887706712125349E-15 3.30097527915694E-12 3.260564523036136E-14 9.589482021751967E-13 -1.876644160875242E-16
tp -1.386959219247834E-12 3.30097527915694E-12 7.141018345190334E-9 2.844870224573635E-11 2.068550397228032E-9 -5.327830603783262E-12
node -1.363171827685898E-14 3.260564523036136E-14 2.844870224573635E-11 9.921170129982518E-10 -9.750554206949237E-10 -5.718957141482E-11
peri -4.017049299116813E-13 9.589482021751967E-13 2.068550397228032E-9 -9.750554206949237E-10 1.582619573089627E-9 5.512628677783311E-11
i 6.904129346523827E-17 -1.876644160875242E-16 -5.327830603783262E-12 -5.718957141482E-11 5.512628677783311E-11 2.29394549634337E-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 16.0   n/a MPO436107  

46503 (3191 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3191 T-3 = 1999 VL50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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