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86190 (1999 RQ247)
Classification: Main-belt Asteroid          SPK-ID: 2086190
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1793643651307307 4.2824e-08  
a 3.129684050203175 2.492e-08 au
q 2.568330257478709 1.4291e-07 au
i 17.88882429155318 4.2425e-06 deg
node 157.0552090530198 1.8879e-05 deg
peri 189.1344581095236 2.4895e-05 deg
M 278.3292184590435 1.8793e-05 deg
tp 2459459.289407670513
(2021-Sep-01.78940767)		 0.00010831 TDB
period 2022.316716518226
5.54		 2.4154e-05
6.613e-08		 d
yr
n .1780136598088371 2.1261e-09 deg/d
Q 3.691037842927641 2.939e-08 au
   Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      9001 days (24.64 yr)  
   first obs. used      1996-01-24  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:58:15  

Additional Information
 Earth MOID = 1.56205 au 
 Jupiter MOID = 1.73044 au 
 T_jup = 3.115 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457583.5 (2016-Jul-14.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1790343790855009 4.2862e-08  
q 2.570203629342736 1.43e-07 au
tp 2457439.946139064660
(2016-Feb-21.44613906)		 9.8276e-05 TDB
node 157.0760170124774 1.888e-05 deg
peri 189.5362679822291 2.4911e-05 deg
i 17.88632734027452 4.2421e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      9001 days (24.64 yr)  
   first obs. used      1996-01-24  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:58:15  

Additional Information
 Jupiter MOID = 1.73044 au 
 T_jup = 3.115 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.837190897334603E-15 -6.073812141939564E-15 1.094495202263632E-13 9.193890934416278E-15 6.225739055487481E-14 1.134703692532376E-15
q -6.073812141939564E-15 2.044915533229337E-14 3.085823236261094E-13 -2.938175186814047E-14 -9.097775288391644E-14 -5.574041161389944E-16
tp 1.094495202263632E-13 3.085823236261094E-13 9.658087049704139E-9 -8.25099439254716E-12 1.66075237353274E-9 2.064026204006914E-11
node 9.193890934416278E-15 -2.938175186814047E-14 -8.25099439254716E-12 3.564669426997735E-10 -3.401356936527222E-10 1.206241424432956E-11
peri 6.225739055487481E-14 -9.097775288391644E-14 1.66075237353274E-9 -3.401356936527222E-10 6.205821713891769E-10 -7.912976505359181E-12
i 1.134703692532376E-15 -5.574041161389944E-16 2.064026204006914E-11 1.206241424432956E-11 -7.912976505359181E-12 1.799567393474447E-11

[ 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 14.3   n/a MPO436378  
diameter diameter 4.191 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.192   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86190 (1999 RQ247)          Discovered 1999-Sep-05 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1999 RQ247 = 1996 BQ16 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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