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46706 (1997 ET41)
Classification: Main-belt Asteroid          SPK-ID: 2046706
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143530510306868 3.8175e-08  
a 2.279154020035388 8.0354e-09 au
q 1.952025880471759 8.8311e-08 au
i 1.892112796723092 4.5014e-06 deg
node 277.0163729124112 0.00013752 deg
peri 166.9510368933748 0.00013869 deg
M 329.0901767332915 1.8372e-05 deg
tp 2459108.407830283161
(2020-Sep-15.90783028)
6.4373e-05 TDB
period 1256.779068801023
3.44
6.6464e-06
1.82e-08
d
yr
n .286446527426211 1.5148e-09 deg/d
Q 2.606282159599016 9.1887e-09 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      10222 days (27.99 yr)  
   first obs. used      1992-11-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:23:04  

Additional Information
 Earth MOID = .968176 au 
 Jupiter MOID = 2.59269 au 
 T_jup = 3.592 
[ 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 16.0   n/a MPO296483  

46706 (1997 ET41)          Discovered 1997-Mar-10 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 ET41 = 1999 XW48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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