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52727 (1998 GG9)
Classification: Main-belt Asteroid          SPK-ID: 2052727
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599914838624153 4.4493e-08  
a 3.133831425727867 2.4966e-08 au
q 2.632445085750997 1.482e-07 au
i 20.5608151602196 5.3567e-06 deg
node 64.86469647137962 1.2407e-05 deg
peri 198.8663088226053 1.9776e-05 deg
M 339.5902708046922 1.6651e-05 deg
tp 2459315.380578908945
(2021-Apr-10.88057891)
9.415e-05 TDB
period 2026.337929889249
5.55
2.4215e-05
6.63e-08
d
yr
n .1776603964668796 2.1231e-09 deg/d
Q 3.635217765704736 2.8961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1001  
   data-arc span      8136 days (22.28 yr)  
   first obs. used      1998-04-02  
   last obs. used      2020-07-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56947  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:47:25  

Additional Information
 Earth MOID = 1.62293 au 
 Jupiter MOID = 1.44544 au 
 T_jup = 3.095 
[ 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 14.16   n/a E2021B10  
diameter diameter 6.032 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52727 (1998 GG9)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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