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C/1947 S1 (Bester)
Classification: Hyperbolic Comet          SPK-ID: 1001062
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2432557.5 (1948-Jan-07.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.00034321036687 1.6202e-05  
a -2179.79962867423 102.92 au
q .7481298302601674 8.7842e-06 au
i 140.5686763019341 0.00027976 deg
node 271.4387533597961 0.00097637 deg
peri 350.2135428095505 0.00089592 deg
M -.0003914731549105378 2.7721e-05 deg
tp 2432597.922463110507
(1948-Feb-16.42246311)
0.00071281 TDB
period n/a
n/a
n/a
n/a
d
yr
n 9.68454479976462E-6 6.8589e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      491 days (1.34 yr)  
   first obs. used      1947-10-04  
   last obs. used      1949-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .58442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:29:07  

Additional Information
 Earth MOID = .26121 au 
 Jupiter MOID = 1.82354 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.8393   .17362 1 autocmod 2.6g
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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