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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880923937193461 4.1164e-08  
a 3.082243614994612 1.7771e-08 au
q 2.502497035424105 1.3091e-07 au
i 9.798635915392969 4.9962e-06 deg
node 276.0886501224937 3.4147e-05 deg
peri 164.7955725838828 3.9885e-05 deg
M 283.711900381011 1.9615e-05 deg
tp 2459619.344835676835
(2022-Feb-08.84483568)
0.00010857 TDB
period 1976.509332343217
5.41
1.7094e-05
4.68e-08
d
yr
n .1821392867258604 1.5752e-09 deg/d
Q 3.661990194565119 2.1114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1086  
   data-arc span      8235 days (22.55 yr)  
   first obs. used      1998-06-26  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:42:54  

Additional Information
 Earth MOID = 1.51958 au 
 Jupiter MOID = 1.59086 au 
 T_jup = 3.178 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457441.5 (2016-Feb-23.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1871868642810678 3.7607e-08  
q 2.508181541160426 1.1764e-07 au
tp 2457620.610537152289
(2016-Aug-20.11053715)
0.00010468 TDB
node 276.3879411007143 3.4406e-05 deg
peri 161.8444236279967 4.005e-05 deg
i 9.746740374652035 4.9437e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1086  
   data-arc span      8235 days (22.55 yr)  
   first obs. used      1998-06-26  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47528  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:42:54  

Additional Information
 Jupiter MOID = 1.59086 au 
 T_jup = 3.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.414289804541817E-15 -4.389792566068222E-15 1.641072288312051E-12 6.1247950656511E-16 3.710421406312705E-13 1.208755773114196E-15
q -4.389792566068222E-15 1.383985588033127E-14 -4.465849581087101E-12 1.509469170402222E-16 -1.044616324737719E-12 -2.156461624820548E-15
tp 1.641072288312051E-12 -4.465849581087101E-12 1.095732257455729E-8 -2.478309397937389E-11 2.193180576289946E-9 4.901413267754873E-12
node 6.1247950656511E-16 1.509469170402222E-16 -2.478309397937389E-11 1.183805598705743E-9 -1.172704139060912E-9 9.193190424672905E-11
peri 3.710421406312705E-13 -1.044616324737719E-12 2.193180576289946E-9 -1.172704139060912E-9 1.603995626935532E-9 -8.990338731843648E-11
i 1.208755773114196E-15 -2.156461624820548E-15 4.901413267754873E-12 9.193190424672905E-11 -8.990338731843648E-11 2.444019868672615E-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 13.74   n/a E2021B10  
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 ]
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