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186363 (2002 GE77)
Classification: Outer Main-belt Asteroid          SPK-ID: 2186363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06270758835904243 6.8608e-08  
a 3.205183246743786 4.9826e-08 au
q 3.004193935091677 2.4595e-07 au
i 20.71497366687469 8.9829e-06 deg
node 28.37363174116006 1.6158e-05 deg
peri 229.3758735331985 7.8911e-05 deg
M 67.30173235177486 8.4087e-05 deg
tp 2459004.666588554158
(2020-Jun-04.16658855)
0.00048416 TDB
period 2095.934579859043
5.74
4.8873e-05
1.338e-07
d
yr
n .1717610861805672 4.0052e-09 deg/d
Q 3.406172558395894 5.295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      6262 days (17.14 yr)  
   first obs. used      2002-04-09  
   last obs. used      2019-06-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64688  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:58  

Additional Information
 Earth MOID = 2.02671 au 
 Jupiter MOID = 1.63434 au 
 T_jup = 3.089 
[ show covariance matrix ]

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 14.7   n/a MPO475569  
diameter diameter 7.427 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186363 (2002 GE77)          Discovered 2002-Apr-09 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2002 GE77 = 2004 TS327 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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