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180758 (2004 OF2)
Classification: Main-belt Asteroid          SPK-ID: 2180758
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1728531199333136 4.839e-08  
a 2.775797358784044 2.1851e-08 au
q 2.29599212501557 1.2852e-07 au
i 7.969277838388949 5.4595e-06 deg
node 155.5744933555633 3.6524e-05 deg
peri 88.47456068900297 4.0228e-05 deg
M 237.4700618070365 1.9108e-05 deg
tp 2459775.436363652395
(2022-Jul-14.93636365)
9.3989e-05 TDB
period 1689.196077034733
4.62
1.9946e-05
5.461e-08
d
yr
n .2131191309844593 2.5165e-09 deg/d
Q 3.255602592552518 2.5628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      9816 days (26.87 yr)  
   first obs. used      1994-03-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:50  

Additional Information
 Earth MOID = 1.29882 au 
 Jupiter MOID = 1.82395 au 
 T_jup = 3.299 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457368.5 (2015-Dec-12.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739544202243699 4.8208e-08  
q 2.291095854293328 1.2798e-07 au
tp 2458087.357696535334
(2017-Nov-29.85769654)
8.1788e-05 TDB
node 155.6244304954773 3.6503e-05 deg
peri 88.64323750798999 4.0185e-05 deg
i 7.973429733450959 5.4632e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      9816 days (26.87 yr)  
   first obs. used      1994-03-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:50  

Additional Information
 Jupiter MOID = 1.82395 au 
 T_jup = 3.299 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.32404753241228E-15 -6.117760000737493E-15 5.364345081371734E-13 -1.811765265323374E-14 5.093049532223545E-14 -2.238063747495607E-15
q -6.117760000737493E-15 1.637883633389341E-14 -7.486326795675406E-13 4.434877085589419E-14 -2.186055981166673E-14 5.611558203245749E-15
tp 5.364345081371734E-13 -7.486326795675406E-13 6.689317549355902E-9 -3.772139132696032E-11 1.392509340096892E-9 -5.553790391909591E-12
node -1.811765265323374E-14 4.434877085589419E-14 -3.772139132696032E-11 1.33247886093751E-9 -1.326230063176612E-9 1.860624718278486E-11
peri 5.093049532223545E-14 -2.186055981166673E-14 1.392509340096892E-9 -1.326230063176612E-9 1.614847351454688E-9 -1.948868299605244E-11
i -2.238063747495607E-15 5.611558203245749E-15 -5.553790391909591E-12 1.860624718278486E-11 -1.948868299605244E-11 2.984649553581695E-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 16.25   n/a MPCxxxxx  

180758 (2004 OF2)          Discovered 2004-Jul-16 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2004 OF2 = 1994 EX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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