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11178 (1998 FR101)
Classification: Main-belt Asteroid          SPK-ID: 2011178
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422267240369754 3.3344e-08  
a 2.775096344533339 1.3596e-08 au
q 2.380403482563377 9.2186e-08 au
i 12.10955548616424 4.7006e-06 deg
node 204.800275517828 1.7231e-05 deg
peri 70.45023665750628 2.3598e-05 deg
M 211.5434540159198 1.6566e-05 deg
tp 2459696.825622533852
(2022-Apr-27.32562253)
7.9016e-05 TDB
period 1688.556219939727
4.62
1.2409e-05
3.397e-08
d
yr
n .2131998897927427 1.5667e-09 deg/d
Q 3.169789206503302 1.5529e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1366  
   data-arc span      10721 days (29.35 yr)  
   first obs. used      1990-09-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:57:56  

Additional Information
 Earth MOID = 1.39759 au 
 Jupiter MOID = 1.99233 au 
 T_jup = 3.289 
[ 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 14.1   n/a MPO452328  
diameter diameter 6.995 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11178 (1998 FR101)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 FR101 = 1990 TS5 = 1995 UO38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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