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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006957339244283 5.7572e-08  
a 2.632479052528971 1.7177e-08 au
q 2.104151737040985 1.5885e-07 au
i 12.42804489040079 6.6959e-06 deg
node 279.0000489692668 2.4924e-05 deg
peri 54.68063637639319 2.9733e-05 deg
M 16.44971776179244 1.9111e-05 deg
tp 2458929.214407596273
(2020-Mar-20.71440760)
8.24e-05 TDB
period 1560.076205377123
4.27
1.527e-05
4.181e-08
d
yr
n .2307579583351031 2.2586e-09 deg/d
Q 3.160806368016956 2.0625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      7737 days (21.18 yr)  
   first obs. used      1998-06-16  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:12:12  

Additional Information
 Earth MOID = 1.11947 au 
 Jupiter MOID = 2.25797 au 
 T_jup = 3.338 
[ 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 14.1   n/a MPO359051  
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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