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70355 (1999 RC185)
Classification: Main-belt Asteroid          SPK-ID: 2070355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649993758315947 3.2656e-08  
a 2.394025609643367 1.1529e-08 au
q 1.999012878327358 8.1239e-08 au
i 7.373894597232208 3.4237e-06 deg
node 129.6560676455655 2.9119e-05 deg
peri 147.1896146351373 3.0968e-05 deg
M 323.1916353803089 1.178e-05 deg
tp 2459338.836134553954
(2021-May-04.33613455)
4.4579e-05 TDB
period 1352.980741034657
3.70
9.7733e-06
2.676e-08
d
yr
n .2660791754690458 1.922e-09 deg/d
Q 2.789038340959375 1.3431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      8085 days (22.14 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52529  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:12  

Additional Information
 Earth MOID = .985262 au 
 Jupiter MOID = 2.35331 au 
 T_jup = 3.500 
[ 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 15.62   n/a E2021B10  
diameter diameter 2.037 km 0.448 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.245   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70355 (1999 RC185)          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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