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70269 (1999 RR97)
Classification: Main-belt Asteroid          SPK-ID: 2070269
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08771116634426997 4.2086e-08  
a 2.383222763064385 8.8594e-09 au
q 2.174187514857794 1.0116e-07 au
i .5857356087242126 4.326e-06 deg
node 196.4240783594563 0.00033556 deg
peri 194.5101506891399 0.00033619 deg
M 199.2923670106424 2.2187e-05 deg
tp 2459600.400726891844
(2022-Jan-20.90072689)		 8.4477e-05 TDB
period 1343.8332558564
3.68		 7.4933e-06
2.052e-08		 d
yr
n .2678903788331825 1.4938e-09 deg/d
Q 2.592258011270976 9.6365e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      10016 days (27.42 yr)  
   first obs. used      1992-11-24  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:36:25  

Additional Information
 Earth MOID = 1.17943 au 
 Jupiter MOID = 2.74553 au 
 T_jup = 3.532 
[ 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 15.8   n/a MPO432255  
diameter diameter 1.970 km 0.437 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.165   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70269 (1999 RR97)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RR97 = 2001 DG43 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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