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10648 Plancius (4089 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2010648
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796205440814998 4.1567e-08  
a 2.726980309324369 1.1805e-08 au
q 2.237158622463989 1.1065e-07 au
i 8.627433954897297 4.0485e-06 deg
node 204.235680377356 2.3501e-05 deg
peri 163.1108545629749 2.5377e-05 deg
M 90.93878685231333 1.018e-05 deg
tp 2458585.002815287451
(2019-Apr-11.50281529)
4.5403e-05 TDB
period 1644.831558391443
4.50
1.0681e-05
2.924e-08
d
yr
n .2188673959733972 1.4212e-09 deg/d
Q 3.216801996184748 1.3926e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1496  
   data-arc span      21942 days (60.07 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:04:55  

Additional Information
 Earth MOID = 1.23811 au 
 Jupiter MOID = 2.26012 au 
 T_jup = 3.316 
[ 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 14.0   n/a MPO412260  

10648 Plancius           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Petrus Plancius (Pieter Platevoet, 1552-1622) was a Dutch theologian, astronomer, navigator and appointed cartographer to the new Dutch East India Company. Plancius depicted the 12 new southern constellations on a globe he constructed in 1598.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 4089 P-L = 1987 QX3 = 1987 SM20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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