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14967 Madrid (1997 PF4)
Classification: Main-belt Asteroid          SPK-ID: 2014967
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444046130343426 7.1473e-08  
a 2.559221679614903 1.1766e-08 au
q 2.189658263301013 1.7891e-07 au
i 6.034788187704986 3.9492e-06 deg
node 303.8332137343196 4.1779e-05 deg
peri 61.08488889956382 4.4117e-05 deg
M 220.4800095143063 1.6789e-05 deg
tp 2459780.054421125304
(2022-Jul-19.55442113)
7.1335e-05 TDB
period 1495.410018871118
4.09
1.0313e-05
2.824e-08
d
yr
n .2407366511237924 1.6602e-09 deg/d
Q 2.928785095928793 1.3465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1203  
   data-arc span      14091 days (38.58 yr)  
   first obs. used      1981-10-23  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52457  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:43:55  

Additional Information
 Earth MOID = 1.19318 au 
 Jupiter MOID = 2.55386 au 
 T_jup = 3.413 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.57   n/a E2021B10  

14967 Madrid           Discovered 1997 Aug. 6 by A. Lopez and R. Pacheco at Mallorca.
Madrid, capital city of Spain, is the birthplace and hometown of the second discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001013/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1997 PF4 = 1981 UK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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