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C/1975 N1 (Kobayashi-Berger-Milon)
Classification: Hyperbolic Comet          SPK-ID: 1001161
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2442633.5 (1975-Aug-09.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000091759247564 2.0437e-06  
a -4637.8336055843 103.3 au
q .4255641219754202 6.5043e-07 au
i 80.78130071232948 0.00012733 deg
node 296.3520166072005 3.1894e-05 deg
peri 116.9694683844184 7.8573e-05 deg
M -8.529976587228573E-5 2.8496e-06 deg
tp 2442660.834838348957
(1975-Sep-05.33483835)
4.8953e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 3.120551319285211E-6 1.0425e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      178 days  
   first obs. used      1975-07-06  
   last obs. used      1975-12-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .64525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:29:24  

Additional Information
 Earth MOID = .258689 au 
 Jupiter MOID = 2.23613 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   1. 2 2 parameter fit from 65 observations, autocmod 2.9c
comet total magnitude slope K1 11.25   n/a 2 autocmod 2.9c
comet nuclear magnitude M2 14.7   2. 2 from 3 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 2 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 2 autocmod 2.9c

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