Presentation list by number list by name list by date ASCII files

Note number : 0094 P/Finlay : 15P

Introduction

The following improved orbital elements, are from 1238 observations 2002 January 27 to 2015 April 20, including full planetary and non-gravitational effect of type II, and relativity effect of the sun.

The mean residual is 0.54 arc second.

Elements

Orbital elements given with respect to the mean ecliptic and equinox of J2000.
Epoch : 2014 December 27 at 0h TT, julian day 2457018.5.

Perihelion passage (T) 2014 December 27.05500 TT ±0.00000 TT
Argument of perihelion (ω) 347.5540433° ±0.0000662°
>Longitude of the node (Ω) 13.7769573° ۪.0000696°
Inclinaison (i) 6.7991151° ±0.0000069°
Perihelion distance (q) 0.9758935 ua ±0.0000001 ua
Eccentricity (e) 0.7201848 ±0.0000005
Semimajor axis (a) 3.4876353 ua ±0.0000070 ua
Mean motion (n) 0.15132388°/jour ±0.00000046°/jour
Period (P) 6.513 years ±0.0000196 (0.0072 day)

Non-gravitational parameters :

A1 = 0.24361 .10-8 ±0.00698 .10-8
A2 = 0.00622 .10-8 ±0.00004 .10-8

Formulæ for magnitudes

Total magnitude :
m1 = H1 + 5log(Δ) + 10 log(r) with H1 = 12.18± 0.13 calculated using 146 observation(s).
Nuclear magnitude :
m2 = H2 + 5log(Δ) + 5 log(r) with H2 = 13.96±0.03 calculated using 840 observation(s).

Elements for the next transit through perihelion

Epoch :2021 July 13 at 0h TT, julian day 2459408.5 TT.

T =2021 July 13.54205 TT.
q :0.9919905 ua (J2000) P Q
n : 0.15015381°/jour ω : 347.8238059° +0.99928846 -0.02520347
a : 3.5057301 ua Ω : 13.7137647° +0.03587012 +0.86500504
e : 0.7170374 i : 6.7975237° -0.01165826 +0.50112980
P =6.56 years

Elements for the previous transit(s) through perihelion

Epoch :2008 June 22 at 0h TT, julian day 2454639.5 TT.

T =2008 June 22.56141 TT.
q :0.9699722 ua (J2000) P Q
n : 0.15174622°/jour ω : 347.4851043° +0.99937834 -0.02097576
a : 3.4811612 ua Ω : 13.8112303° +0.03235280 +0.86500417
e : 0.7213653 i : 6.8170293° -0.01400802 +0.50132605
P =6.50 years

Epoch :2002 February 7 at 0h TT, julian day 2452312.5 TT.

T =2002 February 7.20024 TT.
q :1.0340533 ua (J2000) P Q
n : 0.14598117°/jour ω : 323.6260745° +0.99441076 -0.09649004
a : 3.5722197 ua Ω : 41.9747313° +0.10549232 +0.89144882
e : 0.7105292 i : 3.6742268° +0.00431355 +0.44272867
P =6.75 years

Contact

Send your suggestion to the author of the notes : Patrick Rocher

Presentation list by number list by name list by date ASCII files
Caution : This Website was created with the Ministère de l'Education Nationale, the CNRS and the CNES support. Any use of the data published on this website requires the IMCCE agreement..