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243984 (2001 RS57)
Classification: Main-belt Asteroid          SPK-ID: 2243984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022300965694552 7.6317e-08  
a 3.008690799013767 3.5122e-08 au
q 2.701112048082959 2.1735e-07 au
i 13.28847541646656 6.149e-06 deg
node 6.270571734735915 2.4639e-05 deg
peri 338.762378006336 4.0414e-05 deg
M 138.0260481404554 3.7039e-05 deg
tp 2457869.658304079281
(2017-Apr-26.15830408)
0.00019011 TDB
period 1906.183753545745
5.22
3.3378e-05
9.138e-08
d
yr
n .1888590222901407 3.307e-09 deg/d
Q 3.316269549944576 3.8712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:42:44  

Additional Information
 Earth MOID = 1.69856 au 
 Jupiter MOID = 2.12799 au 
 T_jup = 3.202 
[ 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 15.0   n/a MPO338729  
diameter diameter 4.093 km 1.666 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.152   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243984 (2001 RS57)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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