Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
86167 (1999 RM209)
Classification: Main-belt Asteroid          SPK-ID: 2086167
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878135771464601 4.1704e-08  
a 3.085635176265385 2.0412e-08 au
q 2.506110996042035 1.3135e-07 au
i 9.801430569270154 5.3509e-06 deg
node 276.107572943769 3.5567e-05 deg
peri 164.443305868139 4.1704e-05 deg
M 247.6560470493149 2.0079e-05 deg
tp 2459618.320752838734
(2022-Feb-07.82075284)		 0.00011109 TDB
period 1979.772521620069
5.42		 1.9644e-05
5.378e-08		 d
yr
n .1818390729584469 1.8043e-09 deg/d
Q 3.665159356488735 2.4245e-08 au
   Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      8070 days (22.09 yr)  
   first obs. used      1998-06-26  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:59:19  

Additional Information
 Earth MOID = 1.52359 au 
 Jupiter MOID = 1.58873 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456787.5 (2014-May-10.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875323713215659 3.9025e-08  
q 2.507733828372172 1.2077e-07 au
tp 2457620.109772954470
(2016-Aug-19.60977295)		 0.00010865 TDB
node 276.4036917031044 3.5871e-05 deg
peri 161.7550733890848 4.1867e-05 deg
i 9.748342063918907 5.3059e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      8070 days (22.09 yr)  
   first obs. used      1998-06-26  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:59:19  

Additional Information
 Jupiter MOID = 1.58873 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.522961062978543E-15 -4.674300418263515E-15 1.333063396478376E-12 4.45910359796827E-15 2.820918145513365E-13 -3.642696107246744E-16
q -4.674300418263515E-15 1.458600483211735E-14 -3.6552164319501E-12 -1.041072369414057E-14 -8.101617595553771E-13 2.296447217800407E-15
tp 1.333063396478376E-12 -3.6552164319501E-12 1.180563923500134E-8 1.315293239370853E-11 2.390173064878624E-9 -6.998926560823623E-15
node 4.45910359796827E-15 -1.041072369414057E-14 1.315293239370853E-11 1.286748454808233E-9 -1.266066257533096E-9 7.481818112250675E-11
peri 2.820918145513365E-13 -8.101617595553771E-13 2.390173064878624E-9 -1.266066257533096E-9 1.752805210090767E-9 -7.394295170938164E-11
i -3.642696107246744E-16 2.296447217800407E-15 -6.998926560823623E-15 7.481818112250675E-11 -7.394295170938164E-11 2.815256244134913E-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 13.7   n/a MPO439618  
diameter diameter 6.409 km 0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.156   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

86167 (1999 RM209)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 RM209 = 1998 MC40 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 05:39 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin