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70395 (1999 RM238)
Classification: Main-belt Asteroid          SPK-ID: 2070395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08240957615869113 4.6745e-08  
a 2.573724066636205 1.5689e-08 au
q 2.361624557155293 1.2086e-07 au
i 16.53662949627481 5.5391e-06 deg
node 155.8039084111707 1.6404e-05 deg
peri 216.5363037622909 3.647e-05 deg
M 1.384224067969073 3.545e-05 deg
tp 2458994.701104297430
(2020-May-25.20110430)
0.00014848 TDB
period 1508.139109290452
4.13
1.379e-05
3.775e-08
d
yr
n .2387047705230405 2.1827e-09 deg/d
Q 2.785823576117118 1.6982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      7375 days (20.19 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56691  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:14:20  

Additional Information
 Earth MOID = 1.37287 au 
 Jupiter MOID = 2.60016 au 
 T_jup = 3.366 
[ 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 15.3   n/a MPO309685  
diameter diameter 5.047 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70395 (1999 RM238)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RM238 = 2001 BO43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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