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212201 (2005 GR134)
Classification: Main-belt Asteroid          SPK-ID: 2212201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453365350410098 3.8643e-08  
a 2.582976461799095 2.0425e-08 au
q 2.207575612748727 1.0126e-07 au
i 3.28842315535838 6.2301e-06 deg
node 24.48965900078894 9.9955e-05 deg
peri 232.2009647506617 0.00010353 deg
M 197.8965911829201 3.0542e-05 deg
tp 2459683.261063957161
(2022-Apr-13.76106396)
0.00013323 TDB
period 1516.278928482842
4.15
1.7985e-05
4.924e-08
d
yr
n .2374233350061844 2.8162e-09 deg/d
Q 2.958377310849463 2.3394e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      7722 days (21.14 yr)  
   first obs. used      1998-10-13  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53025  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:04:43  

Additional Information
 Earth MOID = 1.19458 au 
 Jupiter MOID = 2.09725 au 
 T_jup = 3.406 
[ 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 16.8   n/a MPO454523  

212201 (2005 GR134)          Discovered 2005-Apr-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 GR134 = 1998 TR21 = 2002 TO201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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