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22729 Anthennig (1998 SV110)
Classification: Main-belt Asteroid          SPK-ID: 2022729
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08358878406099716 3.1626e-08  
a 2.300196789925867 7.1568e-09 au
q 2.107926137154955 7.3926e-08 au
i 6.89541166529968 4.7153e-06 deg
node 2.317364309923842 2.7058e-05 deg
peri 115.3954243130119 4.069e-05 deg
M 38.47646852511227 2.9009e-05 deg
tp 2459064.312069599879
(2020-Aug-02.81206960)
0.00010268 TDB
period 1274.224398012121
3.49
5.9469e-06
1.628e-08
d
yr
n .2825248053338368 1.3186e-09 deg/d
Q 2.492467442696779 7.755e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1349  
   data-arc span      10749 days (29.43 yr)  
   first obs. used      1991-10-10  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:10:47  

Additional Information
 Earth MOID = 1.13406 au 
 Jupiter MOID = 2.55579 au 
 T_jup = 3.578 
[ 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 15.3   n/a MPO452490  
diameter diameter 2.095 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.335   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22729 Anthennig           Discovered 1998 Sept. 26 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Anthony Ian Hennig (b. 1993) is a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his physical science project. He attends the Powhatan Junior High School, Powhatan, Virginia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061009/MPCPages.arcLast Updated: 2006-10-14

Alternate Designations
 1998 SV110 = 1998 SN164 = 2000 EH25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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