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180839 (2005 GE80)
Classification: Main-belt Asteroid          SPK-ID: 2180839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1753981474693491 3.9028e-08  
a 2.245530655639289 1.0153e-08 au
q 1.851668738554525 8.4221e-08 au
i 5.662012611510466 4.7808e-06 deg
node 120.7670476701133 5.2031e-05 deg
peri 157.7184784000194 5.5006e-05 deg
M 188.0029558740365 2.0422e-05 deg
tp 2459787.712635428880
(2022-Jul-27.21263543)
7.1881e-05 TDB
period 1229.070824028689
3.37
8.3361e-06
2.282e-08
d
yr
n .2929041947476876 1.9866e-09 deg/d
Q 2.639392572724053 1.1934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      7348 days (20.12 yr)  
   first obs. used      2001-02-03  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57855  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:05  

Additional Information
 Earth MOID = .834791 au 
 Jupiter MOID = 2.49174 au 
 T_jup = 3.604 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457803.5 (2017-Feb-19.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175575780255689 3.8979e-08  
q 1.850955409449419 8.414e-08 au
tp 2457330.352421833829
(2015-Nov-03.85242183)
6.4057e-05 TDB
node 120.7887984909945 5.2064e-05 deg
peri 157.7735846909198 5.5038e-05 deg
i 5.660751187972059 4.7797e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      7348 days (20.12 yr)  
   first obs. used      2001-02-03  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57855  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:05  

Additional Information
 Jupiter MOID = 2.49174 au 
 T_jup = 3.604 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.519393626424267E-15 -3.266787569448137E-15 9.952963498993412E-13 1.977449025300604E-14 2.751748755235072E-13 1.303027326370152E-16
q -3.266787569448137E-15 7.079618818599538E-15 -2.041218304927296E-12 -4.161324263023454E-14 -5.597123448893505E-13 -2.189437198231654E-16
tp 9.952963498993412E-13 -2.041218304927296E-12 4.103361199858045E-9 5.262570556697628E-11 1.172400774682985E-9 1.932735875683677E-12
node 1.977449025300604E-14 -4.161324263023454E-14 5.262570556697628E-11 2.710643530386918E-9 -2.68144883590696E-9 9.856356741473686E-11
peri 2.751748755235072E-13 -5.597123448893505E-13 1.172400774682985E-9 -2.68144883590696E-9 3.029162045291022E-9 -9.753219971906081E-11
i 1.303027326370152E-16 -2.189437198231654E-16 1.932735875683677E-12 9.856356741473686E-11 -9.753219971906081E-11 2.284589589793951E-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 16.80   n/a MPCxxxxx  

180839 (2005 GE80)          Discovered 2005-Apr-07 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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