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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599659168776771 4.8265e-08  
a 3.134069492974746 2.6731e-08 au
q 2.632725192972684 1.5676e-07 au
i 20.56029489322656 5.9003e-06 deg
node 64.86625820120807 1.2452e-05 deg
peri 198.8149832420279 1.9958e-05 deg
M 304.0982543872285 1.6531e-05 deg
tp 2459315.190932044526
(2021-Apr-10.69093204)
9.4247e-05 TDB
period 2026.568835985455
5.55
2.5928e-05
7.099e-08
d
yr
n .1776401539427323 2.2727e-09 deg/d
Q 3.635413792976807 3.1007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      7976 days (21.84 yr)  
   first obs. used      1998-04-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62408  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:34:30  

Additional Information
 Earth MOID = 1.6248 au 
 Jupiter MOID = 1.44604 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 14.2   n/a MPO250690  
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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