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46822 (1998 MQ32)
Classification: Main-belt Asteroid          SPK-ID: 2046822
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006935987700608 3.4278e-08  
a 2.632747318432249 1.0786e-08 au
q 2.104371784443854 8.7829e-08 au
i 12.42791190187687 5.1025e-06 deg
node 279.0014073502631 2.1966e-05 deg
peri 54.71918780640902 2.7063e-05 deg
M 62.56754229372186 1.5078e-05 deg
tp 2458929.319291787872
(2020-Mar-20.81929179)
6.4929e-05 TDB
period 1560.314683579348
4.27
9.5886e-06
2.625e-08
d
yr
n .2307226893322334 1.4179e-09 deg/d
Q 3.161122852420645 1.2951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1324  
   data-arc span      8297 days (22.72 yr)  
   first obs. used      1998-06-16  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47319  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:40  

Additional Information
 Earth MOID = 1.11786 au 
 Jupiter MOID = 2.2578 au 
 T_jup = 3.337 
[ 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 14.29   n/a MPCxxxxx  
diameter diameter 4.456 km 0.378 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46822 (1998 MQ32)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 MQ32 = 2000 AJ16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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