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70340 (1999 RF173)
Classification: Main-belt Asteroid          SPK-ID: 2070340
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1395693512207389 3.7606e-08  
a 2.365813364441244 1.2673e-08 au
q 2.035618328056827 9.2463e-08 au
i 5.853171909444219 4.8585e-06 deg
node 72.47187454521917 3.9265e-05 deg
peri 267.0371449419962 4.3625e-05 deg
M 255.6434635330212 2.1771e-05 deg
tp 2459385.788728425466
(2021-Jun-20.28872843)		 8.1924e-05 TDB
period 1329.135164207538
3.64		 1.0679e-05
2.924e-08		 d
yr
n .2708528144424202 2.1763e-09 deg/d
Q 2.696008400825663 1.4441e-08 au
   Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62097  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:26:58  

Additional Information
 Earth MOID = 1.037 au 
 Jupiter MOID = 2.67786 au 
 T_jup = 3.528 
[ 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 16.2   n/a MPO422152  
diameter diameter 1.483 km 0.356 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70340 (1999 RF173)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RF173 = 2002 JR66 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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