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

Note number : 0095 P/Forbes : 37P

Introduction

The following improved orbital elements, are from 747 observations 1999 April 14 to 2012 December 9, including full planetary and non-gravitational effect of type II, and relativity effect of the sun.

The mean residual is 0.47 arc second.

Elements

Orbital elements given with respect to the mean ecliptic and equinox of J2000.
Epoch : 2011 December 11 at 0h TT, julian day 2455906.5.

Perihelion passage (T) 2011 December 11.01970 TT ±0.00000 TT
Argument of perihelion (ω) 329.3879750° ±0.0002806°
>Longitude of the node (Ω) 315.0308116° ۪.0003009°
Inclinaison (i) 8.9558926° ±0.0000477°
Perihelion distance (q) 1.5753123 ua ±0.0000012 ua
Eccentricity (e) 0.5407071 ±0.0000022
Semimajor axis (a) 3.4298647 ua ±0.0000189 ua
Mean motion (n) 0.15516315°/jour ±0.00000128°/jour
Period (P) 6.352 years ±0.0000525 (0.0192 day)

Non-gravitational parameters :

A1 = 0.68451 .10-8 ±0.00552 .10-8
A2 = -0.03360 .10-8 ±0.00017 .10-8
A3 = 0.07997 .10-8 ±0.00253 .10-8

Formulæ for magnitudes

Total magnitude :
m1 = H1 + 5log(Δ) + 10 log(r) avec H1 = 13.00± 0.06 calculé à l'aide de 191 observation(s).
Nuclear magnitude :
m2 = H2 + 5log(Δ) + 5 log(r) avec H2 = 14.51±0.04 calculé à l'aide de 355 observation(s).

Elements for the next transit through perihelion

Epoch :2018 May 4 at 0h TT, julian day 2458242.5 TT.

T =2018 May 4.10006 TT.
q :1.6102775 ua (J2000) P Q
n : 0.15337510°/jour ω : 329.9783126° +0.25587883 +0.96032987
a : 3.4564701 ua Ω : 314.5900042° -0.85306954 +0.17035810
e : 0.5341266 i : 8.9566057° -0.45475090 +0.22078191
P =6.43 years

Elements for the previous transit(s) through perihelion

Epoch :2005 August 1 at 0h TT, julian day 2453583.5 TT.

T =2005 August 1.74885 TT.
q :1.5723902 ua (J2000) P Q
n : 0.15526888°/jour ω : 329.2563898° +0.25234591 +0.96137408
a : 3.4283075 ua Ω : 315.0995148° -0.85311721 +0.16743642
e : 0.5413509 i : 8.9582468° -0.45663176 +0.21846034
P =6.35 years

Epoch :1999 May 4 at 0h TT, julian day 2451302.5 TT.

T =1999 May 4.18892 TT.
q :1.4460216 ua (J2000) P Q
n : 0.16087693°/jour ω : 310.7044623° +0.26258351 +0.96340043
a : 3.3481651 ua Ω : 334.3670385° -0.84342998 +0.20201241
e : 0.5681152 i : 7.1626545° -0.46869581 +0.17621182
P =6.13 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..