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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2733383775270543 6.0711e-08  
a 3.102740795768891 1.9523e-08 au
q 2.254642660766421 1.9399e-07 au
i 19.21778710285533 6.8969e-06 deg
node 230.7585292864311 1.5004e-05 deg
peri 5.837117462498474 1.7278e-05 deg
M 353.4245059869683 1.0097e-05 deg
tp 2459036.962173790490
(2020-Jul-06.46217379)
5.6082e-05 TDB
period 1996.258005643617
5.47
1.8842e-05
5.159e-08
d
yr
n .1803374107867043 1.7021e-09 deg/d
Q 3.950838930771361 2.486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      8063 days (22.08 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:10  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1941-Jan-29 06:01 00:01 Jupiter 1.04331459696695 1.0433137942842 1.04331539966139 4.69956149513018 4.52351232492362 2430023.750618882 1.1011249605669 258.930494474044 28.8470289255905 -83.9556830308063 2548802.40821048 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27
2012-Feb-25 04:38 < 00:01 Jupiter 1.08396378003061 1.08396308359812 1.08396447649582 4.75006607991399 4.58260879577438 2455982.692714878 0.332143788694951 489.404545794546 28.0371444132662 -87.5221804595048 2906990.26825214 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27
2072-Apr-26 21:02 00:01 Jupiter 1.5686836408998 1.56868079703346 1.56868648476676 4.981683679617 4.87208961943654 2477959.376666014 1.34890187907788 152.900394437738 69.9332203969094 26.3505649491084 1602050.88788737 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27
2083-Jan-01 17:17 00:01 Jupiter 1.37501536613969 1.37501289217004 1.37501784011059 4.95926540590718 4.8334557393477 2481861.220282099 1.15751204383282 354.754839398769 120.17797729446 -86.0343614453165 1401582.17440023 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27
2143-Jan-18 15:33 00:01 Jupiter 1.12294560112349 1.12294409905241 1.12294710319624 4.74884218941943 4.587257293941 2503792.147600573 1.07724005021855 125.307182829482 52.87262161651 63.0405718581751 1943638.56127987 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27
2153-Jul-30 14:05 00:02 Jupiter 1.98032241276426 1.98031933424936 1.98032549128377 4.86048752243933 4.77167684909299 2507638.086566953 2.25438290902038 481.996207436303 145.792496178554 82.7616539829127 1900896.92393147 T 20 CATAB v2.0f-lin.ifort 2020-May-20 10:27:29 2020-May-20 10:27

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