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183762 (2004 AG18)
Classification: Main-belt Asteroid          SPK-ID: 2183762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288604789636938 3.3497e-08  
a 2.235952249353799 9.0571e-09 au
q 1.94782637156212 7.7224e-08 au
i 5.266771553128937 4.2596e-06 deg
node 139.4326776838001 4.0562e-05 deg
peri 102.9021942550554 4.4389e-05 deg
M 268.3326761407754 1.9253e-05 deg
tp 2459511.459812462810
(2021-Oct-23.95981246)
6.6217e-05 TDB
period 1221.215235415059
3.34
7.4201e-06
2.032e-08
d
yr
n .2947883301485715 1.7911e-09 deg/d
Q 2.524078127145478 1.0224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      8323 days (22.79 yr)  
   first obs. used      1998-05-23  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:40:20  

Additional Information
 Earth MOID = .941643 au 
 Jupiter MOID = 2.49343 au 
 T_jup = 3.622 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO449926  

183762 (2004 AG18)          Discovered 2004-Jan-15 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2004 AG18 = 2001 FH138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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