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437687 (2014 DK9)
Classification: Main-belt Asteroid          SPK-ID: 2437687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07178641411619525 6.223e-08  
a 3.065022121778453 4.2158e-08 au
q 2.844995174469165 1.8675e-07 au
i 9.724575523180068 5.7667e-06 deg
node 153.0444642921151 4.4696e-05 deg
peri 20.48246696819131 6.6237e-05 deg
M 73.81091649241951 4.7135e-05 deg
tp 2458798.647250567955
(2019-Nov-11.14725057)
0.00025593 TDB
period 1959.967396020528
5.37
4.0438e-05
1.107e-07
d
yr
n .1836765247885937 3.7896e-09 deg/d
Q 3.28504906908774 4.5184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:27:25  

Additional Information
 Earth MOID = 1.85288 au 
 Jupiter MOID = 1.68819 au 
 T_jup = 3.207 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457649.5 (2016-Sep-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07266320653048795 6.1989e-08  
q 2.843247725528411 1.8634e-07 au
tp 2456833.884251419730
(2014-Jun-25.38425142)
0.00025422 TDB
node 153.0697494960936 4.4697e-05 deg
peri 19.769841223157 6.5911e-05 deg
i 9.723915756959039 5.767e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:27:25  

Additional Information
 Jupiter MOID = 1.68819 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.842677964564662E-15 -1.130027796405665E-14 4.962110983889021E-12 -2.978294394030643E-15 8.785788882001812E-13 -8.224435251662627E-15
q -1.130027796405665E-14 3.472327999376638E-14 -1.608397739334813E-11 1.453862558886698E-14 -2.750421858585757E-12 2.750166546686164E-14
tp 4.962110983889021E-12 -1.608397739334813E-11 6.462530581695186E-8 -8.401059027273459E-11 1.238928046258793E-8 -4.787652504620713E-11
node -2.978294394030643E-15 1.453862558886698E-14 -8.401059027273459E-11 1.997806084600965E-9 -1.984469136598909E-9 1.105464111437106E-10
peri 8.785788882001812E-13 -2.750421858585757E-12 1.238928046258793E-8 -1.984469136598909E-9 4.344246097369054E-9 -1.178218714467169E-10
i -8.224435251662627E-15 2.750166546686164E-14 -4.787652504620713E-11 1.105464111437106E-10 -1.178218714467169E-10 3.325802932984112E-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 16.61   n/a E2021B25  

437687 (2014 DK9)          Discovered 2009-Mar-21 by CSS at Catalina
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2014 DK9 = 2009 FT27 = 2014 BP58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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