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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3696512820878483 3.3626e-08  
a 3.075740246386905 1.5119e-08 au
q 1.938788920940791 1.0829e-07 au
i 10.73008846690601 3.8846e-06 deg
node 148.9808329129101 2.1286e-05 deg
peri 288.6275318468105 2.3635e-05 deg
M 357.1365808988759 5.1952e-06 deg
tp 2459216.171310915496
(2021-Jan-01.67131092)
2.8403e-05 TDB
period 1970.257140271171
5.39
1.4527e-05
3.977e-08
d
yr
n .1827172670215281 1.3472e-09 deg/d
Q 4.212691571833019 2.0707e-08 au
  Orbit Determination Parameters
   # obs. used (total)      782  
   data-arc span      14014 days (38.37 yr)  
   first obs. used      1982-10-19  
   last obs. used      2021-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:06  

Additional Information
 Earth MOID = .984583 au 
 Jupiter MOID = 1.31551 au 
 T_jup = 3.096 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457976.5 (2017-Aug-11.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .366209484366291 3.3766e-08  
q 1.954461188009325 1.0948e-07 au
tp 2457241.439182620696
(2015-Aug-06.93918262)
3.8168e-05 TDB
node 149.2071458959605 2.1311e-05 deg
peri 288.2922627317598 2.3779e-05 deg
i 10.70850984236151 3.8769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      782  
   data-arc span      14014 days (38.37 yr)  
   first obs. used      1982-10-19  
   last obs. used      2021-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:06  

Additional Information
 Jupiter MOID = 1.31551 au 
 T_jup = 3.096 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.140166814934358E-15 -3.682571938617098E-15 3.645417916787154E-13 -6.491346876864625E-15 8.542597148463809E-14 -1.458177215291235E-14
q -3.682571938617098E-15 1.198581619903817E-14 -1.430974868857801E-12 3.068764556567474E-14 -3.450032393922508E-13 5.000673291388165E-14
tp 3.645417916787154E-13 -1.430974868857801E-12 1.456774690127832E-9 -2.736972966903727E-11 4.183722172502493E-10 -9.107254678722047E-12
node -6.491346876864625E-15 3.068764556567474E-14 -2.736972966903727E-11 4.541525740025118E-10 -4.519341324686738E-10 -5.282097376088447E-12
peri 8.542597148463809E-14 -3.450032393922508E-13 4.183722172502493E-10 -4.519341324686738E-10 5.654188493344034E-10 3.966284488376919E-12
i -1.458177215291235E-14 5.000673291388165E-14 -9.107254678722047E-12 -5.282097376088447E-12 3.966284488376919E-12 1.503015916988012E-11

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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