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JPL Small-Body Database Browser
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52877 (1998 SU43)
Classification: Main-belt Asteroid          SPK-ID: 2052877
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2255372170405141 4.3286e-08  
a 2.3800005923367 9.6153e-09 au
q 1.843221882186306 1.0577e-07 au
i 2.60698212620378 4.3392e-06 deg
node 25.7468903245155 8.4967e-05 deg
peri 332.2828382588439 8.53e-05 deg
M 350.762641807729 1.0271e-05 deg
tp 2459034.911951978914
(2020-Jul-04.41195198)
3.8397e-05 TDB
period 1341.108838106392
3.67
8.1272e-06
2.225e-08
d
yr
n .2684345891779447 1.6267e-09 deg/d
Q 2.916779302487095 1.1784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1111  
   data-arc span      13062 days (35.76 yr)  
   first obs. used      1983-09-04  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 15:04:12  

Additional Information
 Earth MOID = .839963 au 
 Jupiter MOID = 2.5319 au 
 T_jup = 3.503 
[ 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 15.3   n/a MPO337680  
diameter diameter 2.143 km 0.373 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.351   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52877 (1998 SU43)          Discovered 1998-Sep-25 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SU43 = 1983 RG6 = 1994 PH2 = 2000 EM106 = 2019 GE30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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