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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2736755758166421 5.9134e-08  
a 3.104194306682279 1.7317e-08 au
q 2.254652142354264 1.8866e-07 au
i 19.21373459171303 6.7003e-06 deg
node 230.7487088186758 1.1571e-05 deg
peri 5.871180204323696 1.4302e-05 deg
M 29.45540858513994 6.8775e-06 deg
tp 2459037.050225961724
(2020-Jul-06.55022596)
3.8279e-05 TDB
period 1997.660921378794
5.47
1.6716e-05
4.577e-08
d
yr
n .1802107635721914 1.508e-09 deg/d
Q 3.953736471010294 2.2056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      8236 days (22.55 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-10-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:47:50  

Additional Information
 Earth MOID = 1.24286 au 
 Jupiter MOID = 1.05704 au 
 T_jup = 3.079 
[ 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 13.91   n/a E2021B10  
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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