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JPL Small-Body Database Browser
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2018 Schuster (1931 UC)
Classification: Main-belt Asteroid          SPK-ID: 2002018
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1918606181279123 3.8745e-08  
a 2.183466109707857 4.8488e-09 au
q 1.764544952237959 8.4531e-08 au
i 2.55931042970531 4.3665e-06 deg
node 186.0737786421485 6.6824e-05 deg
peri 157.8890659118605 6.7447e-05 deg
M 72.17280979873767 8.2507e-06 deg
tp 2458364.240531452440
(2018-Sep-02.74053145)
2.6996e-05 TDB
period 1178.468857098719
3.23
3.9256e-06
1.075e-08
d
yr
n .3054811315814375 1.0176e-09 deg/d
Q 2.602387267177754 5.7791e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1955  
   data-arc span      31912 days (87.37 yr)  
   first obs. used      1931-10-17  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:15:32  

Additional Information
 Earth MOID = .756347 au 
 Jupiter MOID = 2.80061 au 
 T_jup = 3.653 
[ 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 14.3   n/a MPO347534  
diameter diameter 4.034 km 0.392 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.249   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2018 Schuster (1931 UC)          Discovered 1931-Oct-17 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1931 UC = 1973 UC1 = 2526 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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