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186857 (2004 GF45)
Classification: Main-belt Asteroid          SPK-ID: 2186857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1369999055092147 4.2804e-08  
a 2.397284754204359 1.0409e-08 au
q 2.068856969399681 1.0309e-07 au
i 5.652876336009663 5.0101e-06 deg
node 217.4510523909479 4.008e-05 deg
peri 109.5676098181681 4.3379e-05 deg
M 53.92405575527698 1.5589e-05 deg
tp 2458997.424322711808
(2020-May-27.92432271)
5.8793e-05 TDB
period 1355.744533674009
3.71
8.8299e-06
2.417e-08
d
yr
n .2655367519900048 1.7294e-09 deg/d
Q 2.725712539009038 1.1835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1996-01-14  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:59  

Additional Information
 Earth MOID = 1.06404 au 
 Jupiter MOID = 2.60154 au 
 T_jup = 3.509 
[ 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 16.68   n/a E2021B55  

186857 (2004 GF45)          Discovered 2004-Apr-12 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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