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C/1975 V1-A (West)
Classification: Hyperbolic Comet          SPK-ID: 1001163
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2442908.5 (1976-May-10.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000016087612074 5.6629e-06  
a -12220.27033136355 4302 au
q .1965949685310734 8.4333e-06 au
i 43.07404350452942 0.0014356 deg
node 118.9175346769632 0.0012624 deg
peri 358.4317208087168 0.00056739 deg
M 5.455779729386018E-5 2.8809e-05 deg
tp 2442833.721977874700
(1976-Feb-25.22197787)
0.00015767 TDB
period n/a
n/a
n/a
n/a
d
yr
n 7.29596688214643E-7 3.8526e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      199 days  
   first obs. used      1976-03-10  
   last obs. used      1976-09-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .7206  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:29:24  

Additional Information
 Earth MOID = .554741 au 
 Jupiter MOID = 1.19411 au 
 T_jup = 0.402 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 4.4   0.7 2 2 parameter fit from 25 observations, autocmod 2.9c
comet total magnitude slope K1 8.25   n/a 2 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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