Forum der Vereinigung der Sternfreunde

Orbital elements:
    C/2021 P2 (PANSTARRS)                                                       
Epoch 2023 Jan. 16.0 TT = JDT 2459960.5                                         
T 2023 Jan. 23.07158 TT                                 Rudenko                 
q   5.0724910            (2000.0)            P               Q                  
z  +0.0011260      Peri.   76.65014     +0.64337928     -0.71820645             
 +/-0.0003725      Node    32.07504     -0.73614615     -0.67543500             
e   0.9942884      Incl.  150.05998     +0.21012364     -0.16723353             
From 27 observations 2021 June 19-Aug. 11, mean residual 0".2.                  
                                                                                
    C/2021 P2 (PANSTARRS)                                                       
Epoch 2021 July 5.0 TT = JDT 2459400.5                                          
T 2023 Jan. 22.26392 TT                                 Rudenko                 
q   5.0757324            (2000.0)            P               Q                  
z  +0.0011934      Peri.   76.45140     +0.64478191     -0.71704920             
 +/-0.0003725      Node    31.98920     -0.73465256     -0.67699152             
e   0.9939426      Incl.  150.01522     +0.21104955     -0.16590035             
From 27 observations 2021 June 19-Aug. 11, mean residual 0".2.     

    T = 2023 Jan. 21.64146 TT        Peri. =  76.52684
                                     Node  =  31.99640 2000.0
    q = 5.0690412 AU                 Incl. = 150.02256