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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2736755744025843 5.9267e-08  
a 3.104194306635953 1.7318e-08 au
q 2.254652146710127 1.8906e-07 au
i 19.21373511268823 6.7196e-06 deg
node 230.7487084335372 1.158e-05 deg
peri 5.871180533930636 1.432e-05 deg
M 29.45540857233159 6.8893e-06 deg
tp 2459037.050226036457
(2020-Jul-06.55022604)
3.8345e-05 TDB
period 1997.660921334076
5.47
1.6718e-05
4.577e-08
d
yr
n .1802107635762255 1.5081e-09 deg/d
Q 3.95373646656178 2.2058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1084  
   data-arc span      8236 days (22.55 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50892  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:16:19  

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

[ 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 1.04331440359715 1.04331366840333 1.04331513880373 4.69956150327445 4.52351230012064 2430023.750693688 0.9609049673871 248.279795471539 24.1467717345966 -83.7236239381045 2700745.29420482 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16
2012-Feb-25 04:37 < 00:01 Jupiter 1.08396363362981 1.08396296921898 1.08396429807927 4.75006615426299 4.58260884981012 2455982.692674083 0.284854950208766 463.088908019496 24.1347240011569 -87.1301894422619 3052704.51883397 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16
2072-Apr-26 21:02 00:01 Jupiter 1.56868329670006 1.56868072556424 1.56868586783633 4.98168407353843 4.87208999790142 2477959.376453221 1.17877193320004 137.26444622484 68.4013329899143 25.909330766709 1677849.46274072 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16
2083-Jan-01 17:17 < 00:01 Jupiter 1.37501560008651 1.37501340002616 1.37501780014749 4.95926584824384 4.83345621488189 2481861.220139424 0.994964970371769 343.268297294679 107.968598923844 -87.3306593134705 1564704.18806627 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16
2143-Jan-18 15:32 < 00:01 Jupiter 1.12294528381675 1.12294392644332 1.12294664119113 4.74884223001602 4.58725728950496 2503792.147394673 0.891632830336828 107.470930879194 51.7861363191976 63.5459940262435 1990395.1351569 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16
2153-Jul-30 14:04 00:02 Jupiter 1.98032301720429 1.98032036432913 1.98032567008261 4.86048673410138 4.77167607344178 2507638.086226585 1.94351550662383 462.392155444527 127.837927667732 84.273821506789 2121678.07330336 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:16:22 2020-Nov-12 23:16

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