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91317 (1999 GV17)
Classification: Main-belt Asteroid          SPK-ID: 2091317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154791522977132 3.7618e-08  
a 2.343256068433217 9.669e-09 au
q 1.980539892875032 8.7533e-08 au
i 6.814431374517233 3.8847e-06 deg
node 90.13752042006418 3.4523e-05 deg
peri 103.3816572646861 3.6466e-05 deg
M 322.2910337314966 1.2434e-05 deg
tp 2459137.736672302473
(2020-Oct-15.23667230)
4.5496e-05 TDB
period 1310.171211724683
3.59
8.1093e-06
2.22e-08
d
yr
n .2747732485482591 1.7007e-09 deg/d
Q 2.705972243991401 1.1166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1002  
   data-arc span      10669 days (29.21 yr)  
   first obs. used      1990-11-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52732  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:27:37  

Additional Information
 Earth MOID = .992664 au 
 Jupiter MOID = 2.27427 au 
 T_jup = 3.537 
[ 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 15.4   n/a MPO309819  
diameter diameter 1.972 km 0.529 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.378   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91317 (1999 GV17)          Discovered 1999-Apr-15 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 GV17 = 2001 XX61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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