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22080 Emilevasseur (2000 AS161)
Classification: Main-belt Asteroid          SPK-ID: 2022080
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07824906079186045 1.5116e-08  
a 2.341053325593069 6.8614e-09 au
q 2.157868101601749 3.416e-08 au
i 6.197531144721392 7.5424e-07 deg
node 308.6508900497208 3.9678e-06 deg
peri 292.3406854072845 1.0665e-05 deg
M 118.0399084278902 9.4205e-06 deg
tp 2458771.515352858950
(2019-Oct-15.01535286)
3.3849e-05 TDB
period 1308.324235655614
3.58
5.7518e-06
1.575e-08
d
yr
n .2751611490400929 1.2097e-09 deg/d
Q 2.524238549584388 7.3983e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2246  
   data-arc span      11334 days (31.03 yr)  
   first obs. used      1990-01-29  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:59:19  

Additional Information
 Earth MOID = 1.15233 au 
 Jupiter MOID = 2.50854 au 
 T_jup = 3.552 
[ 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 14.19   n/a E2021B10  
rotation period rot_per 3.487 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

22080 Emilevasseur           Discovered 2000 Jan. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Emile Levasseur mentored a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the Ledyard Middle School, Gales Ferry, Connecticut.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051019/MPCPages.arcLast Updated: 2005-10-26

Alternate Designations
 2000 AS161 = 1990 BE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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