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22641 (1998 MX34)
Classification: Main-belt Asteroid          SPK-ID: 2022641
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142045811510454 4.2642e-08  
a 2.584704924416527 1.3852e-08 au
q 2.217558415912714 1.0819e-07 au
i 13.29326132778743 3.9678e-06 deg
node 273.7858422975992 2.1265e-05 deg
peri 356.9122057243766 2.7923e-05 deg
M 161.9010829059105 1.936e-05 deg
tp 2458517.906520889785
(2019-Feb-03.40652089)
8.1096e-05 TDB
period 1517.801166422627
4.16
1.2201e-05
3.34e-08
d
yr
n .2371852176451412 1.9067e-09 deg/d
Q 2.951851432920339 1.582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      9188 days (25.16 yr)  
   first obs. used      1995-12-17  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47821  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:35  

Additional Information
 Earth MOID = 1.19962 au 
 Jupiter MOID = 2.16728 au 
 T_jup = 3.371 
[ 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 14.42   n/a E2021B10  
diameter diameter 3.947 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22641 (1998 MX34)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 MX34 = 1995 YJ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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