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52882 (1998 ST53)
Classification: Main-belt Asteroid          SPK-ID: 2052882
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2413900350522583 3.1981e-08  
a 2.53415488065743 9.5208e-09 au
q 1.922435145187681 8.1541e-08 au
i 6.969157839018931 8.4296e-06 deg
node 334.7258714425083 2.191e-05 deg
peri 79.17553468892106 3.166e-05 deg
M 146.9975143097886 2.246e-05 deg
tp 2458598.833753150581
(2019-Apr-25.33375315)
9.0544e-05 TDB
period 1473.493275602739
4.03
8.3038e-06
2.273e-08
d
yr
n .2443173687730203 1.3768e-09 deg/d
Q 3.145874616127178 1.1819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1542  
   data-arc span      12279 days (33.62 yr)  
   first obs. used      1986-10-09  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52431  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:49  

Additional Information
 Earth MOID = .947174 au 
 Jupiter MOID = 2.29144 au 
 T_jup = 3.398 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.91   n/a E2021B10  
diameter diameter 6.330 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52882 (1998 ST53)          Discovered 1998-Sep-16 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 ST53 = 1986 TM4 = 1990 SC = 2004 EV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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