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Heck-Sause

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C/1973 A1 (Heck-Sause)

Orbital elements

Semi-major axis
-4,380.959 AU
Eccentricity
1.0006
Inclination
138.63°
Perihelion
2.511 AU
Longitude of ascending node
175.88°
Argument of periapsis
346.24°
Epoch · J2000
JD 2441595.97030 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 594.4 LD
1.5273 AU

Orbit quality

Observations used
190
Data arc
405 days
First observed
10 January 1973
Last observed
19 February 1974
Residual RMS
0.58 ″
Solution · Otto Matic
15 April 2021

Visual & observation

Absolute magnitude (H)
5.5
Total magnitude M₁ · K₁ 10.3
5.5

Discovery & classification

Also known as 1973 A1

Named

Sources