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150203 (1998 RF57)
Classification: Main-belt Asteroid          SPK-ID: 2150203
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2267555470160745 4.5531e-08  
a 2.289873896399585 8.8269e-09 au
q 1.770632288423668 1.0332e-07 au
i .4241581309910681 4.4931e-06 deg
node 111.7440807643097 0.0010103 deg
peri 220.7120413565907 0.0010104 deg
M 166.5714782915766 1.9311e-05 deg
tp 2458614.882676083524
(2019-May-11.38267608)
6.587e-05 TDB
period 1265.656274244597
3.47
7.3182e-06
2.004e-08
d
yr
n .2844374158496271 1.6446e-09 deg/d
Q 2.809115504375503 1.0828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      9804 days (26.84 yr)  
   first obs. used      1994-05-03  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:33  

Additional Information
 Earth MOID = .758333 au 
 Jupiter MOID = 2.55937 au 
 T_jup = 3.565 
[ 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 17.4   n/a MPO445985  

150203 (1998 RF57)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1998 RF57 = 1994 JT3 = 2000 CM146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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