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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794570416552182 4.2692e-08  
a 3.132941714944304 2.5308e-08 au
q 2.570713263102173 1.427e-07 au
i 17.89905152207536 4.2369e-06 deg
node 157.0175231174298 1.8295e-05 deg
peri 188.7279358784385 2.3968e-05 deg
M 349.1342876207058 1.8221e-05 deg
tp 2459457.633970635440
(2021-Aug-31.13397064)
0.0001029 TDB
period 2025.475059573417
5.55
2.4543e-05
6.72e-08
d
yr
n .1777360813693846 2.1536e-09 deg/d
Q 3.695170166786435 2.985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      9294 days (25.45 yr)  
   first obs. used      1996-01-24  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57778  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:51:13  

Additional Information
 Earth MOID = 1.56342 au 
 Jupiter MOID = 1.72627 au 
 T_jup = 3.114 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457625.5 (2016-Aug-25.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .179029333422765 4.2761e-08  
q 2.570159837733905 1.424e-07 au
tp 2457439.909195233312
(2016-Feb-21.40919523)
9.4065e-05 TDB
node 157.0755292461251 1.8324e-05 deg
peri 189.5269012798478 2.4062e-05 deg
i 17.88620888095181 4.2345e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      9294 days (25.45 yr)  
   first obs. used      1996-01-24  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57778  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:51:13  

Additional Information
 Jupiter MOID = 1.72627 au 
 T_jup = 3.114 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.828480514200452E-15 -6.035942954137551E-15 1.511457480047337E-13 8.302567244210902E-15 6.882526507388042E-14 1.156588190267684E-15
q -6.035942954137551E-15 2.027674211672766E-14 6.522409681246522E-14 -2.66283402167543E-14 -1.291022758990547E-13 -9.451163330926502E-16
tp 1.511457480047337E-13 6.522409681246522E-14 8.848212686200325E-9 -7.737780942055357E-12 1.525658007090111E-9 1.846407291573703E-11
node 8.302567244210902E-15 -2.66283402167543E-14 -7.737780942055357E-12 3.357602730833354E-10 -3.203305399260834E-10 1.158832170730697E-11
peri 6.882526507388042E-14 -1.291022758990547E-13 1.525658007090111E-9 -3.203305399260834E-10 5.789772108058853E-10 -7.820155975000308E-12
i 1.156588190267684E-15 -9.451163330926502E-16 1.846407291573703E-11 1.158832170730697E-11 -7.820155975000308E-12 1.793125519319876E-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 14.41   n/a E2021B10  
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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