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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07178641457329683 6.223e-08  
a 3.065022124911182 4.2158e-08 au
q 2.844995175975981 1.8675e-07 au
i 9.724575397657354 5.7667e-06 deg
node 153.0444640803542 4.4696e-05 deg
peri 20.4824677816023 6.6237e-05 deg
M 73.8109156289228 4.7135e-05 deg
tp 2458798.647254653042
(2019-Nov-11.14725465)
0.00025593 TDB
period 1959.967399025424
5.37
4.0438e-05
1.107e-07
d
yr
n .1836765245069927 3.7896e-09 deg/d
Q 3.285049073846384 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:35:34  

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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07266320708827076 6.1989e-08  
q 2.843247724216418 1.8634e-07 au
tp 2456833.884257252853
(2014-Jun-25.38425725)
0.00025422 TDB
node 153.0697493801709 4.4697e-05 deg
peri 19.76984244584675 6.5911e-05 deg
i 9.723915669060258 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:35:34  

Additional Information
 Jupiter MOID = 1.68819 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.842681667800641E-15 -1.13002910625513E-14 4.962129121934755E-12 -2.977808021268189E-15 8.785816072562924E-13 -8.224410352406676E-15
q -1.13002910625513E-14 3.472332626724887E-14 -1.608404558745098E-11 1.453666539350053E-14 -2.750432150501314E-12 2.750154977053973E-14
tp 4.962129121934755E-12 -1.608404558745098E-11 6.462537800042915E-8 -8.400789826855189E-11 1.238928973317063E-8 -4.787627808186306E-11
node -2.977808021268189E-15 1.453666539350053E-14 -8.400789826855189E-11 1.997806020094584E-9 -1.984468658546188E-9 1.105463810842826E-10
peri 8.785816072562924E-13 -2.750432150501314E-12 1.238928973317063E-8 -1.984468658546188E-9 4.344247121507123E-9 -1.178218028699561E-10
i -8.224410352406676E-15 2.750154977053973E-14 -4.787627808186306E-11 1.105463810842826E-10 -1.178218028699561E-10 3.325802493953937E-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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