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Note number : 0053 P/Russell 4 : 94P

Introduction

The following improved orbital elements, are from 1091 observations 1984 March 2 to 2014 September 19, including full planetary and non-gravitational effect of type II, and relativity effect of the sun.

The mean residual is 0.43 arc second.

Elements

Orbital elements given with respect to the mean ecliptic and equinox of J2000.
Epoch : 2010 March 29 at 0h TT, julian day 2455284.5.

Perihelion passage (T) 2010 March 29.74479 TT ±0.00000 TT
Argument of perihelion (ω) 92.8431898° ±0.0000439°
>Longitude of the node (Ω) 70.9154314° ۪.0000415°
Inclinaison (i) 6.1823015° ±0.0000032°
Perihelion distance (q) 2.2402709 ua ±0.0000001 ua
Eccentricity (e) 0.3631086 ±0.0000003
Semimajor axis (a) 3.5175086 ua ±0.0000018 ua
Mean motion (n) 0.14940025°/jour ±0.00000012°/jour
Period (P) 6.597 years ±0.0000052 (0.0019 day)

Non-gravitational parameters :

A1 = -0.00957 .10-8 ±0.00779 .10-8
A2 = 0.00270 .10-8 ±0.00011 .10-8

Formulæ for magnitudes

Total magnitude :
m1 = H1 + 5log(Δ) + 10 log(r) with H1 = 12.82± 0.03 calculated using 315 observation(s).
Nuclear magnitude :
m2 = H2 + 5log(Δ) + 5 log(r) with H2 = 14.48±0.01 calculated using 489 observation(s).

Elements for the next transit through perihelion

Epoch :2016 October 27 at 0h TT, julian day 2457688.5 TT.

T =2016 October 27.66632 TT.
q :2.2299897 ua (J2000) P Q
n : 0.14981888°/jour ω : 92.7727598° -0.95408384 -0.28170872
a : 3.5109530 ua Ω : 70.8809162° +0.21366151 -0.87823769
e : 0.3648478 i : 6.1855288° +0.20993520 -0.38644374
P =6.58 years

Elements for the previous transit(s) through perihelion

Epoch :2003 August 29 at 0h TT, julian day 2452880.5 TT.

T =2003 August 29.23241 TT.
q :2.2311478 ua (J2000) P Q
n : 0.14970409°/jour ω : 92.9404742° -0.95518371 -0.27794755
a : 3.5127476 ua Ω : 70.9386118° +0.21021246 -0.87911684
e : 0.3648425 i : 6.1848632° +0.20841015 -0.38716759
P =6.58 years

Epoch :1997 February 3 at 0h TT, julian day 2450482.5 TT.

T =1997 February 3.49807 TT.
q :2.2292775 ua (J2000) P Q
n : 0.14980300°/jour ω : 93.2697068° -0.95690690 -0.27192852
a : 3.5112012 ua Ω : 70.9699404° +0.20465309 -0.88044540
e : 0.3650955 i : 6.1881290° +0.20602498 -0.38842088
P =6.58 years

Epoch :1990 July 6 at 0h TT, julian day 2448078.5 TT.

T =1990 July 6.82632 TT.
q :2.2222116 ua (J2000) P Q
n : 0.15008455°/jour ω : 93.0426072° -0.95613926 -0.27458018
a : 3.5068085 ua Ω : 71.0378413° +0.20707753 -0.87992520
e : 0.3663151 i : 6.1913859° +0.20716325 -0.38773364
P =6.57 years

Epoch :1984 January 5 at 0h TT, julian day 2445704.5 TT.

T =1984 January 5.95395 TT.
q :2.1246321 ua (J2000) P Q
n : 0.15413988°/jour ω : 91.2886198° -0.95475236 -0.27869464
a : 3.4450276 ua Ω : 72.5366694° +0.21066656 -0.88015481
e : 0.3832757 i : 6.2478450° +0.20992269 -0.38426137
P =6.39 years

Contact

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

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