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JPL Small-Body Database Browser
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11717 (1998 HU94)
Classification: Outer Main-belt Asteroid          SPK-ID: 2011717
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516941815570634 4.19e-08  
a 3.216190061629497 1.832e-08 au
q 2.72831274249865 1.3419e-07 au
i 1.048394318732893 4.9451e-06 deg
node 20.0573053419519 0.00021474 deg
peri 309.4252400726521 0.0002152 deg
M 130.0463774894036 1.4201e-05 deg
tp 2457839.461296849114
(2017-Mar-26.96129685)		 8.2298e-05 TDB
period 2106.740213941314
5.77		 1.8e-05
4.928e-08		 d
yr
n .1708801102374687 1.46e-09 deg/d
Q 3.704067380760345 2.1098e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1862  
   data-arc span      13597 days (37.23 yr)  
   first obs. used      1982-09-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51444  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:18:43  

Additional Information
 Earth MOID = 1.71653 au 
 Jupiter MOID = 1.64305 au 
 T_jup = 3.172 
[ 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 12.8   n/a MPO279639  
diameter diameter 14.820 km 0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11717 (1998 HU94)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HU94 = 1982 RA2 = 1989 YK9 = 1992 GZ1 = 1992 HV5 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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