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175081 (2004 GQ68)
Classification: Main-belt Asteroid          SPK-ID: 2175081
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01791374627973578 4.3871e-08  
a 2.789943379040646 1.6878e-08 au
q 2.739965041213683 1.2206e-07 au
i 5.290984348925861 4.0727e-06 deg
node 129.8091186208935 5.2669e-05 deg
peri 104.1319871987602 0.00014497 deg
M 185.4744999592246 0.00013769 deg
tp 2460025.678495125459
(2023-Mar-22.17849513)
0.00065293 TDB
period 1702.125237720335
4.66
1.5446e-05
4.229e-08
d
yr
n .2115003009309408 1.9192e-09 deg/d
Q 2.839921716867609 1.718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      8910 days (24.39 yr)  
   first obs. used      1996-09-16  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51367  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:03:56  

Additional Information
 Earth MOID = 1.73139 au 
 Jupiter MOID = 2.13746 au 
 T_jup = 3.323 
[ 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 15.8   n/a MPO433128  
diameter diameter 4.208 km 0.221 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175081 (2004 GQ68)          Discovered 2004-Apr-13 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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