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175220 (2005 GM77)
Classification: Main-belt Asteroid          SPK-ID: 2175220
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04808530489846265 3.6282e-08  
a 2.313095838054439 1.2321e-08 au
q 2.201869919422227 8.5851e-08 au
i 6.693245122177021 4.1549e-06 deg
node 107.5021547739986 3.5272e-05 deg
peri 350.8048424165768 6.1526e-05 deg
M 254.7620782482308 5.2352e-05 deg
tp 2459576.128581206314
(2021-Dec-27.62858121)
0.00018829 TDB
period 1284.957807825578
3.52
1.0267e-05
2.811e-08
d
yr
n .2801648410613549 2.2386e-09 deg/d
Q 2.424321756686652 1.2914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      9719 days (26.61 yr)  
   first obs. used      1994-01-07  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58201  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:04:30  

Additional Information
 Earth MOID = 1.21881 au 
 Jupiter MOID = 2.63985 au 
 T_jup = 3.572 
[ 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 16.78   n/a MPCxxxxx  

175220 (2005 GM77)          Discovered 2005-Apr-06 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2005 GM77 = 1994 AZ7 = 2001 AQ13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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