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JPL Small-Body Database Browser
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3154 Grant (1984 SO3)
Classification: Main-belt Asteroid          SPK-ID: 2003154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731627721687127 3.9781e-08  
a 3.095661397217074 1.596e-08 au
q 2.559608087979294 1.2224e-07 au
i 2.475868720934245 4.0344e-06 deg
node 102.6431523241037 0.00010473 deg
peri 305.9635374974229 0.00010535 deg
M 171.3810154598341 1.1875e-05 deg
tp 2458053.415311963936
(2017-Oct-26.91531196)
6.317e-05 TDB
period 1989.429732214944
5.45
1.5385e-05
4.212e-08
d
yr
n .1809563786900841 1.3994e-09 deg/d
Q 3.631714706454853 1.8723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1814  
   data-arc span      16426 days (44.97 yr)  
   first obs. used      1975-01-17  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49472  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 18:56:13  

Additional Information
 Earth MOID = 1.57082 au 
 Jupiter MOID = 1.75442 au 
 T_jup = 3.199 
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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 13.0   n/a MPO473809  

3154 Grant (1984 SO3)          Discovered 1984-Sep-28 by Skiff, B. A. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1984 SO3 = 1975 BP = 1979 WD4 = 1979 YV5 = 1982 JT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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