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100001 (1982 UC3)
Classification: Main-belt Asteroid          SPK-ID: 2100001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3695069941601867 4.0732e-08  
a 3.07511200057407 2.0223e-08 au
q 1.938836608536027 1.2537e-07 au
i 10.7301648456185 1.0228e-05 deg
node 148.981870446164 2.2168e-05 deg
peri 288.6274888513717 2.6432e-05 deg
M 320.5789033529303 1.261e-05 deg
tp 2459216.183059244861
(2021-Jan-01.68305924)
6.9988e-05 TDB
period 1969.653508711343
5.39
1.9429e-05
5.319e-08
d
yr
n .1827732636262162 1.8029e-09 deg/d
Q 4.211387392612114 2.7695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      13797 days (37.77 yr)  
   first obs. used      1982-10-19  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:01:27  

Additional Information
 Earth MOID = .984996 au 
 Jupiter MOID = 1.31607 au 
 T_jup = 3.096 
[ 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 15.6   n/a MPO474876  
diameter diameter 4.351 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100001 (1982 UC3)          Discovered 1982-Oct-20 by Aldering, G. at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1982 UC3 = 2005 AW9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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