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14408 (1991 PC16)
Classification: Main-belt Asteroid          SPK-ID: 2014408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1972189306430057 3.4063e-08  
a 3.158857165362664 1.4438e-08 au
q 2.535870733155843 1.0623e-07 au
i .481977346883895 3.449e-06 deg
node 84.78048108048748 0.00044008 deg
peri 239.8755803829313 0.00044017 deg
M 91.46937009333796 8.4828e-06 deg
tp 2458679.465359913520
(2019-Jul-14.96535991)
4.8095e-05 TDB
period 2050.658818790688
5.61
1.4059e-05
3.849e-08
d
yr
n .1755533376401925 1.2036e-09 deg/d
Q 3.781843597569484 1.7285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1828  
   data-arc span      12505 days (34.24 yr)  
   first obs. used      1986-10-23  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:17:55  

Additional Information
 Earth MOID = 1.52194 au 
 Jupiter MOID = 1.56117 au 
 T_jup = 3.175 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457152.5 (2015-May-10.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2023704585075894 3.3999e-08  
q 2.514447105906783 1.0656e-07 au
tp 2456631.324088211078
(2013-Dec-04.82408821)
4.8135e-05 TDB
node 84.2210463320942 0.00043948 deg
peri 240.4804407375353 0.00043956 deg
i .4839998064883245 3.4466e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1828  
   data-arc span      12505 days (34.24 yr)  
   first obs. used      1986-10-23  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:17:55  

Additional Information
 Jupiter MOID = 1.56117 au 
 T_jup = 3.175 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.155911971580719E-15 -3.602167349531318E-15 1.739649929984687E-13 5.587642569248234E-15 -4.342892372422184E-15 -7.526689305742391E-17
q -3.602167349531318E-15 1.135498356051807E-14 -7.123026920121695E-13 -1.756227879466108E-14 -1.002642724424499E-14 2.097795344934159E-16
tp 1.739649929984687E-13 -7.123026920121695E-13 2.316965457408603E-9 -1.769867431986536E-12 4.22903238300921E-10 -1.783408362922158E-13
node 5.587642569248234E-15 -1.756227879466108E-14 -1.769867431986536E-12 1.931393825391965E-7 -1.931326592128292E-7 -4.31859620547561E-11
peri -4.342892372422184E-15 -1.002642724424499E-14 4.22903238300921E-10 -1.931326592128292E-7 1.932106511731393E-7 4.316256863241535E-11
i -7.526689305742391E-17 2.097795344934159E-16 -1.783408362922158E-13 -4.31859620547561E-11 4.316256863241535E-11 1.187896605917416E-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 13.72   n/a E2021B10  
diameter diameter 9.326 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14408 (1991 PC16)          Discovered 1991-Aug-06 by Holt, H. E. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1991 PC16 = 1986 UT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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