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102152 (1999 RL201)
Classification: Main-belt Asteroid          SPK-ID: 2102152
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3198051462017055 6.1154e-08  
a 3.182368729153419 2.1249e-08 au
q 2.164630832458774 2.0063e-07 au
i 18.4942474655236 6.6622e-06 deg
node 202.6480812210249 1.4078e-05 deg
peri 212.1008412419175 1.581e-05 deg
M 246.1748888736944 9.9434e-06 deg
tp 2459856.131417472297
(2022-Oct-03.63141747)
6.2376e-05 TDB
period 2073.596133177679
5.68
2.0768e-05
5.686e-08
d
yr
n .1736114348594577 1.7388e-09 deg/d
Q 4.200106625848064 2.8044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      24088 days (65.95 yr)  
   first obs. used      1954-09-06  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:24  

Additional Information
 Earth MOID = 1.19378 au 
 Jupiter MOID = 1.34098 au 
 T_jup = 3.040 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457570.5 (2016-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .322579942141578 6.1063e-08  
q 2.152130718305021 2.0008e-07 au
tp 2457786.998244157185
(2017-Feb-02.49824416)
4.7421e-05 TDB
node 202.7349937907817 1.4054e-05 deg
peri 212.1268913522796 1.5763e-05 deg
i 18.53115390529441 6.6724e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      24088 days (65.95 yr)  
   first obs. used      1954-09-06  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:24  

Additional Information
 Jupiter MOID = 1.34098 au 
 T_jup = 3.040 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.728645843918174E-15 -1.218995709008946E-14 -1.539414900526547E-12 8.301108073427325E-15 -2.140213501077769E-13 4.872967162832802E-15
q -1.218995709008946E-14 4.003273254345224E-14 5.289466917454139E-12 -2.987788505322555E-14 7.31951418143071E-13 -1.644720648118593E-14
tp -1.539414900526547E-12 5.289466917454139E-12 2.248786622416341E-9 -1.316260425318598E-11 3.603669157821006E-10 -2.871186265045189E-12
node 8.301108073427325E-15 -2.987788505322555E-14 -1.316260425318598E-11 1.975198246092171E-10 -1.887496411552459E-10 2.848496121274554E-11
peri -2.140213501077769E-13 7.31951418143071E-13 3.603669157821006E-10 -1.887496411552459E-10 2.484685172113981E-10 -2.739402285009018E-11
i 4.872967162832802E-15 -1.644720648118593E-14 -2.871186265045189E-12 2.848496121274554E-11 -2.739402285009018E-11 4.452082482174798E-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 14.44   n/a E2021B55  
diameter diameter 8.205 km 0.246 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102152 (1999 RL201)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RL201 = 2001 FH135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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