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C/1900 O1 (Borrelly-Brooks)
Classification: Hyperbolic Comet          SPK-ID: 1000571
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2415247.5 (1900-Aug-16.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000298892153415 7.9329e-05  
a -3395.318208246248 901.14 au
q 1.014833970792062 2.6798e-06 au
i 62.53267369667099 0.00087304 deg
node 329.4123405415896 0.00071807 deg
peri 12.42288981442381 0.00029403 deg
M 6.127101963715473E-5 2.4392e-05 deg
tp 2415235.200944607466
(1900-Aug-03.70094461)
0.00012248 TDB
period n/a
n/a
n/a
n/a
d
yr
n 4.981766296812403E-6 1.9833e-06 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      94 days  
   first obs. used      1900-07-25  
   last obs. used      1900-10-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      1.0229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:57  

Additional Information
 Earth MOID = .0154042 au 
 Jupiter MOID = 3.06198 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 7.9   2. 6 2 parameter fit from 3 observations, autocmod 2.9c
comet total magnitude slope K1 14.   n/a 6 autocmod 2.9c

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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