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173472 (2000 RS87)
Classification: Main-belt Asteroid          SPK-ID: 2173472
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903724924379215 4.7693e-08  
a 2.792166629618722 2.3321e-08 au
q 2.260614909036216 1.3296e-07 au
i 8.745591363621454 7.643e-06 deg
node 342.7041951324064 3.4513e-05 deg
peri 263.8284841929922 4.0506e-05 deg
M 169.2466111452121 2.4987e-05 deg
tp 2458199.324046105027
(2018-Mar-21.82404611)
0.00011442 TDB
period 1704.160227791654
4.67
2.135e-05
5.845e-08
d
yr
n .2112477419253635 2.6466e-09 deg/d
Q 3.323718350201229 2.776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      14555 days (39.85 yr)  
   first obs. used      1980-03-23  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55426  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:04:41  

Additional Information
 Earth MOID = 1.26813 au 
 Jupiter MOID = 1.82552 au 
 T_jup = 3.285 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456756.5 (2014-Apr-09.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1905657682628539 4.7469e-08  
q 2.260126023180138 1.3233e-07 au
tp 2456497.562453042791
(2013-Jul-24.06245304)
0.00010942 TDB
node 342.7531424998392 3.4475e-05 deg
peri 264.1134085078229 4.0507e-05 deg
i 8.751197307809205 7.6468e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      14555 days (39.85 yr)  
   first obs. used      1980-03-23  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55426  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:04:41  

Additional Information
 Jupiter MOID = 1.82552 au 
 T_jup = 3.285 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.253309786962161E-15 -6.217471925697648E-15 -1.032764124846545E-12 -6.532979369024454E-15 -1.868527070886697E-13 6.485708250741826E-16
q -6.217471925697648E-15 1.751223193285854E-14 3.204178901867533E-12 1.810781453572317E-14 5.912766574786894E-13 -1.238348508311745E-15
tp -1.032764124846545E-12 3.204178901867533E-12 1.197314544893411E-8 3.962837920536001E-11 2.351222796526813E-9 -4.082146597293173E-12
node -6.532979369024454E-15 1.810781453572317E-14 3.962837920536001E-11 1.188494329902598E-9 -1.166068243011911E-9 2.467979272779454E-11
peri -1.868527070886697E-13 5.912766574786894E-13 2.351222796526813E-9 -1.166068243011911E-9 1.64083987926779E-9 -2.517279534110194E-11
i 6.485708250741826E-16 -1.238348508311745E-15 -4.082146597293173E-12 2.467979272779454E-11 -2.517279534110194E-11 5.847413173008032E-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 14.9   n/a MPO502965  

173472 (2000 RS87)          Discovered 2000-Sep-02 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2000 RS87 = 1980 FS6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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