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85971 (1999 GW5)
Classification: Main-belt Asteroid          SPK-ID: 2085971
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720337728986414 3.9774e-08  
a 3.051350302264808 2.546e-08 au
q 2.526414997330783 1.2272e-07 au
i 16.60825765537107 7.7086e-06 deg
node 66.39964928461222 1.6046e-05 deg
peri 91.51437304347297 2.7608e-05 deg
M 317.0404552937062 2.2576e-05 deg
tp 2458832.823798013593
(2019-Dec-15.32379801)
0.00012326 TDB
period 1946.868102460131
5.33
2.4366e-05
6.671e-08
d
yr
n .184912372617894 2.3143e-09 deg/d
Q 3.576285607198833 2.984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      8988 days (24.61 yr)  
   first obs. used      1994-06-03  
   last obs. used      2019-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59727  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:13:30  

Additional Information
 Earth MOID = 1.60229 au 
 Jupiter MOID = 1.73757 au 
 T_jup = 3.151 
[ 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 14.4   n/a MPO432402  
diameter diameter 6.294 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85971 (1999 GW5)          Discovered 1999-Apr-15 by Zoltowski, F. B. at Woomera
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 GW5 = 1994 LZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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