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52722 (1998 GK)
Classification: Mars-crossing Asteroid          SPK-ID: 2052722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588680588841886 3.1902e-08  
a 1.932629589429691 5.8488e-09 au
q 1.625596478014849 6.0448e-08 au
i 24.77674363194684 1.1552e-06 deg
node 33.76816365684659 3.3789e-06 deg
peri 212.0045642539071 6.1959e-06 deg
M 124.4829660791273 6.4122e-06 deg
tp 2458861.164895078384
(2020-Jan-12.66489508)
1.6314e-05 TDB
period 981.3442081234697
2.69
4.4548e-06
1.22e-08
d
yr
n .3668437608536901 1.6653e-09 deg/d
Q 2.239662700844532 6.7779e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1411  
   data-arc span      24633 days (67.44 yr)  
   first obs. used      1953-10-10  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:19:39  

Additional Information
 Earth MOID = .639174 au 
 Jupiter MOID = 2.78679 au 
 T_jup = 3.785 
[ 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 14.72   n/a E2021B10  
rotation period rot_per 11.587 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2010) Minor Planet Bull. 37, 89-92.]

52722 (1998 GK)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 GK = 1980 VZ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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