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175216 (2005 GR51)
Classification: Main-belt Asteroid          SPK-ID: 2175216
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06740360421380535 4.9111e-08  
a 2.272002675126431 1.2387e-08 au
q 2.118861506039502 1.1434e-07 au
i 7.194409862032583 5.1648e-06 deg
node 164.4054419768108 2.8547e-05 deg
peri 25.68381824662782 4.3736e-05 deg
M 224.0373976725537 3.6357e-05 deg
tp 2459672.920409886764
(2022-Apr-03.42040989)
0.00012884 TDB
period 1250.868581859318
3.42
1.0229e-05
2.801e-08
d
yr
n .2878000177004111 2.3536e-09 deg/d
Q 2.425143844213359 1.3221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      8332 days (22.81 yr)  
   first obs. used      1998-03-22  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5383  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:32:46  

Additional Information
 Earth MOID = 1.12182 au 
 Jupiter MOID = 2.53111 au 
 T_jup = 3.598 
[ 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 16.63   n/a E2021B55  

175216 (2005 GR51)          Discovered 2005-Apr-02 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2005 GR51 = 2001 BK17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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