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JPL Small-Body Database Browser
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160218 (2002 EQ61)
Classification: Main-belt Asteroid          SPK-ID: 2160218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1477574136732878 6.3174e-08  
a 2.461552697149124 1.6096e-08 au
q 2.097840036997864 1.4852e-07 au
i 6.111162279314075 6.0538e-06 deg
node 184.1766497320149 2.9934e-05 deg
peri 154.9332431144402 3.3613e-05 deg
M 347.9217764129484 1.4241e-05 deg
tp 2458647.827405540895
(2019-Jun-13.32740554)
5.5948e-05 TDB
period 1410.62680881213
3.86
1.3836e-05
3.788e-08
d
yr
n .2552056984534068 2.5032e-09 deg/d
Q 2.825265357300384 1.8474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      6944 days (19.01 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:50:06  

Additional Information
 Earth MOID = 1.09031 au 
 Jupiter MOID = 2.56974 au 
 T_jup = 3.467 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457379.5 (2015-Dec-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149342770828272 6.3389e-08  
q 2.093826432971719 1.4939e-07 au
tp 2457236.996612268808
(2015-Aug-02.49661227)
5.2446e-05 TDB
node 184.2125645096299 2.9898e-05 deg
peri 154.9196358447832 3.3491e-05 deg
i 6.114748645734466 6.0591e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      6944 days (19.01 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:50:06  

Additional Information
 Jupiter MOID = 2.56974 au 
 T_jup = 3.467 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.018222189350766E-15 -9.441423713839152E-15 1.360698843457363E-12 -1.718179661118854E-14 3.530451802650649E-13 -5.771595930916505E-15
q -9.441423713839152E-15 2.231602015255111E-14 -3.301234203717712E-12 4.042399001555965E-14 -8.532806949022778E-13 1.423457362866782E-14
tp 1.360698843457363E-12 -3.301234203717712E-12 2.750630339343736E-9 -8.677586061805452E-12 7.956020634453517E-10 -3.558488114136187E-12
node -1.718179661118854E-14 4.042399001555965E-14 -8.677586061805452E-12 8.939135706001973E-10 -8.903526413691311E-10 -9.624488159047521E-12
peri 3.530451802650649E-13 -8.532806949022778E-13 7.956020634453517E-10 -8.903526413691311E-10 1.121668618392614E-9 8.69539631212718E-12
i -5.771595930916505E-15 1.423457362866782E-14 -3.558488114136187E-12 -9.624488159047521E-12 8.69539631212718E-12 3.671328687728376E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO449861  

160218 (2002 EQ61)          Discovered 2002-Mar-13 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2002 EQ61 = 2000 WH38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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