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14781 (1107 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2014781
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546138748780716 3.7395e-08  
a 2.884499608697747 1.4949e-08 au
q 2.438515947112707 1.1414e-07 au
i 13.01166783593888 4.4578e-06 deg
node 241.0988050465419 1.7244e-05 deg
peri 68.25828274977279 2.2715e-05 deg
M 302.7209681815858 1.5215e-05 deg
tp 2459285.206459856904
(2021-Mar-11.70645986)
7.5912e-05 TDB
period 1789.386487422002
4.90
1.3911e-05
3.809e-08
d
yr
n .2011862739159598 1.564e-09 deg/d
Q 3.330483270282787 1.7261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1768  
   data-arc span      15583 days (42.66 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49297  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:45:50  

Additional Information
 Earth MOID = 1.45933 au 
 Jupiter MOID = 1.97843 au 
 T_jup = 3.237 
[ 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 13.0   n/a MPO256972  
diameter diameter 7.510 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14781 (1107 T-3)          Discovered 1977-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1107 T-3 = 1982 UW7 = 1997 WR7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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