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70238 (1999 RS69)
Classification: Main-belt Asteroid          SPK-ID: 2070238
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070082833843837 3.6069e-08  
a 2.336928186571916 8.2397e-09 au
q 2.086857512934274 8.3899e-08 au
i 2.97252440926428 3.8419e-06 deg
node 129.6037246014415 8.0652e-05 deg
peri 16.30381347692825 8.2849e-05 deg
M 133.0314053300461 1.9654e-05 deg
tp 2458518.310049051326
(2019-Feb-03.81004905)
7.0414e-05 TDB
period 1304.867688278992
3.57
6.9011e-06
1.889e-08
d
yr
n .2758900409855415 1.4591e-09 deg/d
Q 2.586998860209557 9.1214e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1339  
   data-arc span      21962 days (60.13 yr)  
   first obs. used      1960-09-29  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:28  

Additional Information
 Earth MOID = 1.09901 au 
 Jupiter MOID = 2.41062 au 
 T_jup = 3.557 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO432255  
diameter diameter 2.618 km 0.424 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.258   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70238 (1999 RS69)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RS69 = 1998 KK19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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