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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 ]

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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 
[ show covariance matrix ]

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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