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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2412094825171822 3.973e-08  
a 2.535024867608993 1.1279e-08 au
q 1.923552831124839 1.039e-07 au
i 6.967865155105438 8.888e-06 deg
node 334.7282732261405 2.4371e-05 deg
peri 79.27325259673074 3.501e-05 deg
M .365096544259381 2.5854e-05 deg
tp 2458599.004876787118
(2019-Apr-25.50487679)
0.00010587 TDB
period 1474.252126185663
4.04
9.8393e-06
2.694e-08
d
yr
n .2441916098377482 1.6298e-09 deg/d
Q 3.146496904093147 1.4e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      11780 days (32.25 yr)  
   first obs. used      1986-10-09  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:08:09  

Additional Information
 Earth MOID = .948662 au 
 Jupiter MOID = 2.28869 au 
 T_jup = 3.397 
[ 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 14.9   n/a MPO452889  
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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