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C/1885 Y1 (Brooks)
Classification: Hyperbolic Comet          SPK-ID: 1000894
Ephemeris | Orbit Diagram | Orbital Elements ]

[ show orbit diagram ]
Orbital Elements at Epoch 2409920.5 (1886-Jan-14.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000008804227581 0.0089633  
a -122600.9664829005 1.2482e+08 au
q 1.079406810563923 0.0031039 au
i 42.44237071788757 0.019092 deg
node 263.812522043317 0.045598 deg
peri 35.57422387075344 0.27401 deg
M 1.125115747142683E-6 0.0017182 deg
tp 2409871.495724821254
(1885-Nov-25.99572482)
0.21069 TDB
period n/a
n/a
n/a
n/a
d
yr
n 2.295954267334342E-8 3.5062e-05 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      6  
   data-arc span      37 days  
   first obs. used      1885-12-29  
   last obs. used      1886-02-04  
   two-body model      T  
   norm. resid. RMS      1.3653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:53  

Additional Information
 Earth MOID = .157961 au 
 Jupiter MOID = 1.174 au 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 8.034110212674336E-5 2.776792173187957E-5 .001885757333836114 -.0004070879374901622 .002451320911440974 -.000171077683764118
q 2.776792173187957E-5 9.634311365759586E-6 .0006538802231319762 -.0001402109606330336 .0008504547993067116 -5.912908821855077E-5
tp .001885757333836114 .0006538802231319762 .04438923943183763 -.009525381652470237 .05772575357828568 -.004015000425705986
node -.0004070879374901622 -.0001402109606330336 -.009525381652470237 .002079195420329361 -.01238389967915642 .0008675693576989453
peri .002451320911440974 .0008504547993067116 .05772575357828568 -.01238389967915642 .07508189226339143 -.005219833476338801
i -.000171077683764118 -5.912908821855077E-5 -.004015000425705986 .0008675693576989453 -.005219833476338801 .000364493470642707

Ephemeris | Orbit Diagram | Orbital Elements ]

no physical parameters available
Ephemeris | Orbit Diagram | Orbital Elements ]
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