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91106 (1998 HF29)
Classification: Main-belt Asteroid          SPK-ID: 2091106
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534441204177338 3.0146e-08  
a 2.621546656585373 1.1136e-08 au
q 2.219285735731579 7.901e-08 au
i 3.321016939984747 4.0536e-06 deg
node 253.9801880441065 0.00010436 deg
peri 213.1058538675238 0.00010727 deg
M 246.0143000507139 2.4904e-05 deg
tp 2459887.388302886216
(2022-Nov-03.88830289)
0.00010837 TDB
period 1550.368064745514
4.24
9.8784e-06
2.705e-08
d
yr
n .2322029253479833 1.4795e-09 deg/d
Q 3.023807577439166 1.2844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      8538 days (23.38 yr)  
   first obs. used      1998-03-22  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:32  

Additional Information
 Earth MOID = 1.23726 au 
 Jupiter MOID = 2.11135 au 
 T_jup = 3.385 
[ 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 15.16   n/a MPCxxxxx  

91106 (1998 HF29)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1998 HF29 = 2000 SA139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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