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14457 (1993 FR23)
Classification: Main-belt Asteroid          SPK-ID: 2014457
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055216770013486 3.8758e-08  
a 2.292954230784595 7.9437e-09 au
q 1.821702431986408 8.7421e-08 au
i 6.366803646369529 4.7143e-06 deg
node 359.5899627677955 2.9679e-05 deg
peri 23.95186676072312 3.1448e-05 deg
M 160.3288951679347 1.0183e-05 deg
tp 2458635.692045016334
(2019-Jun-01.19204502)
3.5202e-05 TDB
period 1268.210970836811
3.47
6.5904e-06
1.804e-08
d
yr
n .2838644423352206 1.4751e-09 deg/d
Q 2.764206029582783 9.5763e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1838  
   data-arc span      15802 days (43.26 yr)  
   first obs. used      1977-10-13  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50071  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:14  

Additional Information
 Earth MOID = .82544 au 
 Jupiter MOID = 2.7072 au 
 T_jup = 3.561 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456863.5 (2014-Jul-25.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057726937940941 3.9021e-08  
q 1.821038411101978 8.8144e-08 au
tp 2457365.140019116426
(2015-Dec-08.64001912)
3.4363e-05 TDB
node 359.6750840685334 2.9618e-05 deg
peri 23.5056500073615 3.139e-05 deg
i 6.375369525835383 4.7186e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1838  
   data-arc span      15802 days (43.26 yr)  
   first obs. used      1977-10-13  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50071  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:14  

Additional Information
 Jupiter MOID = 2.7072 au 
 T_jup = 3.561 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.522640183287972E-15 -3.431381158463838E-15 -5.35309914278794E-13 1.460743196901476E-15 -1.958631550956425E-13 2.296432751953494E-16
q -3.431381158463838E-15 7.769452321649748E-15 1.234013672153083E-12 -3.650525297028384E-15 4.439933951487396E-13 -4.342387256842202E-16
tp -5.35309914278794E-13 1.234013672153083E-12 1.180784481666419E-9 -6.9362418955103E-12 3.622978232685769E-10 -1.424123394248085E-12
node 1.460743196901476E-15 -3.650525297028384E-15 -6.9362418955103E-12 8.772161920886337E-10 -8.729628250036471E-10 -2.033150486339412E-11
peri -1.958631550956425E-13 4.439933951487396E-13 3.622978232685769E-10 -8.729628250036471E-10 9.853128970588742E-10 1.978918691714464E-11
i 2.296432751953494E-16 -4.342387256842202E-16 -1.424123394248085E-12 -2.033150486339412E-11 1.978918691714464E-11 2.226480782048892E-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 14.13   n/a E2021B10  
diameter diameter 3.450 km 0.527 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.409   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14457 (1993 FR23)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1993 FR23 = 1977 TA4 = 1984 WG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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