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215740 (2004 ED)
Classification: Main-belt Asteroid          SPK-ID: 2215740
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252860626802477 9.3751e-08  
a 2.752739901559656 2.721e-08 au
q 2.407859957710434 2.5352e-07 au
i 13.76431251320671 7.4308e-06 deg
node 71.48114923739291 3.9992e-05 deg
peri 120.3718950786551 5.0374e-05 deg
M 175.1913795814355 2.6398e-05 deg
tp 2458188.686207039627
(2018-Mar-11.18620704)
0.00012351 TDB
period 1668.192614065717
4.57
2.4734e-05
6.772e-08
d
yr
n .2158024181168195 3.1997e-09 deg/d
Q 3.097619845408878 3.0619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      6591 days (18.05 yr)  
   first obs. used      2000-05-27  
   last obs. used      2018-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:18:30  

Additional Information
 Earth MOID = 1.43666 au 
 Jupiter MOID = 1.96402 au 
 T_jup = 3.292 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456623.5 (2013-Nov-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237190341934906 9.4233e-08  
q 2.413351012645089 2.5471e-07 au
tp 2456519.762255924289
(2013-Aug-15.26225592)
0.00013152 TDB
node 71.51649851842498 3.9997e-05 deg
peri 120.6587235567237 5.0532e-05 deg
i 13.76110557656875 7.4325e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      6591 days (18.05 yr)  
   first obs. used      2000-05-27  
   last obs. used      2018-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:18:30  

Additional Information
 Jupiter MOID = 1.96402 au 
 T_jup = 3.292 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.879835122828621E-15 -2.390033280115588E-14 -6.913555082023431E-13 -1.637012416869958E-14 -2.390125569867912E-15 -3.162689417282409E-14
q -2.390033280115588E-14 6.487796052837911E-14 8.037685497779758E-13 5.622401145298793E-14 -2.462175388315914E-13 8.454702853526358E-14
tp -6.913555082023431E-13 8.037685497779758E-13 1.729788755568248E-8 -9.353333211177722E-11 4.187216864748757E-9 2.272293125695289E-11
node -1.637012416869958E-14 5.622401145298793E-14 -9.353333211177722E-11 1.599748968649966E-9 -1.575743013958003E-9 -1.167505727317901E-10
peri -2.390125569867912E-15 -2.462175388315914E-13 4.187216864748757E-9 -1.575743013958003E-9 2.55347054943485E-9 1.182571347874193E-10
i -3.162689417282409E-14 8.454702853526358E-14 2.272293125695289E-11 -1.167505727317901E-10 1.182571347874193E-10 5.524218432029455E-11

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 15.8   n/a MPO475768  

215740 (2004 ED)          Discovered 2004-Mar-09 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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