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70341 (1999 RJ174)
Classification: Main-belt Asteroid          SPK-ID: 2070341
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08282601030185321 3.4421e-08  
a 2.6081619747881 1.2629e-08 au
q 2.392138324195399 8.8496e-08 au
i 13.18178520416783 5.2205e-06 deg
node 358.203342289543 1.3701e-05 deg
peri 289.3059429426759 3.5184e-05 deg
M 24.5323800211249 3.1567e-05 deg
tp 2458895.657480752376
(2020-Feb-16.15748075)
0.0001351 TDB
period 1538.509793857899
4.21
1.1174e-05
3.059e-08
d
yr
n .2339926605844217 1.6995e-09 deg/d
Q 2.824185625380801 1.3675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      7733 days (21.17 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:29  

Additional Information
 Earth MOID = 1.41395 au 
 Jupiter MOID = 2.38237 au 
 T_jup = 3.369 
[ 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 14.9   n/a MPO296638  
diameter diameter 2.722 km 0.595 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.314   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70341 (1999 RJ174)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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