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18913 (2000 OU32)
Classification: Main-belt Asteroid          SPK-ID: 2018913
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988028013235715 8.9681e-09  
a 2.761678478764777 9.8956e-09 au
q 2.21264906083132 2.4886e-08 au
i 8.761579891455904 6.5805e-07 deg
node 175.6013210502332 2.9523e-06 deg
peri 271.0839734389259 7.661e-06 deg
M 54.89997453368221 5.3946e-06 deg
tp 2458944.860627722581
(2020-Apr-05.36062772)
2.4885e-05 TDB
period 1676.324530231037
4.59
9.0099e-06
2.467e-08
d
yr
n .2147555521068366 1.1543e-09 deg/d
Q 3.310707896698235 1.1863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      15426 days (42.23 yr)  
   first obs. used      1978-12-28  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:49:51  

Additional Information
 Earth MOID = 1.24915 au 
 Jupiter MOID = 2.0033 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457151.5 (2015-May-09.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962767708987486 9.1819e-09  
q 2.220139825072685 2.5638e-08 au
tp 2457269.169932340815
(2015-Sep-03.66993234)
2.5874e-05 TDB
node 175.6460796212571 2.9492e-06 deg
peri 271.3110256807679 7.7518e-06 deg
i 8.761746340047013 6.5869e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      15426 days (42.23 yr)  
   first obs. used      1978-12-28  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:49:51  

Additional Information
 Jupiter MOID = 2.0033 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.430674138703013E-17 -2.238414459051021E-16 1.592122120989423E-13 -1.165035198823324E-14 5.23163002687322E-14 2.012948373518405E-15
q -2.238414459051021E-16 6.57292573843078E-16 -4.867988332590673E-13 3.294671925118905E-14 -1.580726087515797E-13 -5.58416894991778E-15
tp 1.592122120989423E-13 -4.867988332590673E-13 6.694670288426214E-10 -9.2637761919553E-12 1.880768546189114E-10 -4.607790625475822E-13
node -1.165035198823324E-14 3.294671925118905E-14 -9.2637761919553E-12 8.698066594111031E-12 -1.033652090622673E-11 -1.209243081774939E-12
peri 5.23163002687322E-14 -1.580726087515797E-13 1.880768546189114E-10 -1.033652090622673E-11 6.009047840452894E-11 9.741082674546008E-13
i 2.012948373518405E-15 -5.58416894991778E-15 -4.607790625475822E-13 -1.209243081774939E-12 9.741082674546008E-13 4.33873291981432E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.45   n/a MPCxxxxx  
diameter diameter 5.141 km 1.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.191   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

18913 (2000 OU32)          Discovered 2000-Jul-30 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 OU32 = 1978 YZ1 = 1998 FJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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