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52755 (1998 MU)
Classification: Main-belt Asteroid          SPK-ID: 2052755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2733383826075876 6.0557e-08  
a 3.102740794246971 1.7728e-08 au
q 2.254642643896922 1.9336e-07 au
i 19.21778737864269 6.8709e-06 deg
node 230.7585209365426 1.2353e-05 deg
peri 5.837124239407787 1.4916e-05 deg
M 353.4245079406283 7.3759e-06 deg
tp 2459036.962162930303
(2020-Jul-06.46216293)
4.0893e-05 TDB
period 1996.258004174845
5.47
1.7109e-05
4.684e-08
d
yr
n .1803374109193898 1.5456e-09 deg/d
Q 3.95083894459702 2.2574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      8113 days (22.21 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52281  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:05:21  

Additional Information
 Earth MOID = 1.24416 au 
 Jupiter MOID = 1.06098 au 
 T_jup = 3.080 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO432085  
diameter diameter 9.005 km 2.909 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.038   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

52755 (1998 MU)          Discovered 1998-Jun-16 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MU = 1999 SW14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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