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11368 (1998 HN115)
Classification: Main-belt Asteroid          SPK-ID: 2011368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280296459883551 3.5092e-08  
a 2.792811175423451 1.4177e-08 au
q 2.435248549321664 9.6286e-08 au
i 10.15080402964353 4.1007e-06 deg
node 128.3561561694984 2.3477e-05 deg
peri 152.23981947 2.8831e-05 deg
M 126.9125985253628 1.7832e-05 deg
tp 2457999.515843667571
(2017-Sep-03.01584367)
8.3425e-05 TDB
period 1704.750346250589
4.67
1.298e-05
3.554e-08
d
yr
n .2111746161493854 1.6079e-09 deg/d
Q 3.150373801525237 1.5992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1867  
   data-arc span      12496 days (34.21 yr)  
   first obs. used      1985-09-17  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45583  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:15:13  

Additional Information
 Earth MOID = 1.42326 au 
 Jupiter MOID = 2.03609 au 
 T_jup = 3.294 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO416837  
diameter diameter 7.986 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.210   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11368 (1998 HN115)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HN115 = 1985 SQ = 1986 XW4 = 1989 LL1 = 1996 XP23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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