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249697 (2000 EF16)
Classification: Main-belt Asteroid          SPK-ID: 2249697
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09834480975108235 1.7089e-07  
a 2.533760779157708 1.8163e-08 au
q 2.284578557376689 4.4273e-07 au
i 1.300113400593543 9.746e-06 deg
node 170.7561604891505 0.00020587 deg
peri 289.989772065264 0.00030915 deg
M 59.93506700334411 0.00020498 deg
tp 2458755.240784252544
(2019-Sep-28.74078425)
0.00084041 TDB
period 1473.149561410484
4.03
1.584e-05
4.337e-08
d
yr
n .2443743727251386 2.6276e-09 deg/d
Q 2.782943000938727 1.9949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      8803 days (24.10 yr)  
   first obs. used      1996-03-11  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:46:46  

Additional Information
 Earth MOID = 1.30186 au 
 Jupiter MOID = 2.33049 au 
 T_jup = 3.442 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457096.5 (2015-Mar-15.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09735929602165544 1.7728e-07  
q 2.287069791610572 4.5955e-07 au
tp 2457284.207022954822
(2015-Sep-18.70702295)
0.00085613 TDB
node 170.7567509556548 0.00020594 deg
peri 290.6195164408412 0.00030998 deg
i 1.298601361098702 9.7511e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      8803 days (24.10 yr)  
   first obs. used      1996-03-11  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:46:46  

Additional Information
 Jupiter MOID = 2.33049 au 
 T_jup = 3.442 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.142798537299335E-14 -8.143409892727937E-14 1.47755664802988E-10 -5.578222329087166E-13 3.995451697406248E-11 -4.798333604769251E-14
q -8.143409892727937E-14 2.111851941202797E-13 -3.83775492780142E-10 1.44926162991659E-12 -1.03789079895642E-10 1.24425788896402E-13
tp 1.47755664802988E-10 -3.83775492780142E-10 7.329660247231207E-7 -2.74436767894895E-9 1.983820239124095E-7 -2.330408925172053E-10
node -5.578222329087166E-13 1.44926162991659E-12 -2.74436767894895E-9 4.241110747413226E-8 -4.313222944475943E-8 -1.060552650885212E-9
peri 3.995451697406248E-11 -1.03789079895642E-10 1.983820239124095E-7 -4.313222944475943E-8 9.608610918821807E-8 9.981445237345843E-10
i -4.798333604769251E-14 1.24425788896402E-13 -2.330408925172053E-10 -1.060552650885212E-9 9.981445237345843E-10 9.508490575124968E-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 17.5   n/a MPO454852  

249697 (2000 EF16)          Discovered 2000-Mar-04 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2000 EF16 = 2006 RC87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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