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215241 (2001 DW64)
Classification: Main-belt Asteroid          SPK-ID: 2215241
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05154095998308071 4.3513e-08  
a 2.383970655141076 1.2739e-08 au
q 2.261098519003611 1.0221e-07 au
i 5.648526589854722 3.6036e-06 deg
node 168.6672766425807 4.683e-05 deg
peri 49.25668792328527 6.3233e-05 deg
M 24.00297572020884 3.9488e-05 deg
tp 2458910.857828200409
(2020-Mar-02.35782820)
0.00014775 TDB
period 1344.465878898616
3.68
1.0777e-05
2.951e-08
d
yr
n .2677643260793731 2.1463e-09 deg/d
Q 2.506842791278541 1.3396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      7618 days (20.86 yr)  
   first obs. used      1999-10-11  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:43:12  

Additional Information
 Earth MOID = 1.25894 au 
 Jupiter MOID = 2.45822 au 
 T_jup = 3.528 
[ 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 16.8   n/a MPO422839  

215241 (2001 DW64)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2001 DW64 = 2005 GL65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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