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85608 (1998 GC7)
Classification: Main-belt Asteroid          SPK-ID: 2085608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1479776974810253 7.9796e-08  
a 2.946172677871721 2.8061e-08 au
q 2.510204828618757 2.4729e-07 au
i 16.54326098467948 6.736e-06 deg
node 131.5095443678254 2.1159e-05 deg
peri 76.10865814795773 3.0092e-05 deg
M 47.3522640107219 2.2452e-05 deg
tp 2458357.546046293972
(2018-Aug-27.04604629)
0.00011418 TDB
period 1847.080074447252
5.06
2.6389e-05
7.225e-08
d
yr
n .1949022161953276 2.7845e-09 deg/d
Q 3.382140527124685 3.2213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      7368 days (20.17 yr)  
   first obs. used      1998-04-02  
   last obs. used      2018-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58431  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:06:16  

Additional Information
 Earth MOID = 1.56958 au 
 Jupiter MOID = 1.81996 au 
 T_jup = 3.193 
[ 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 14.8   n/a MPO436374  
diameter diameter 6.703 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85608 (1998 GC7)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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