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Comet

Mueller

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C/1991 X2 (Mueller)

Orbital elements

Semi-major axis
-987.134 AU
Eccentricity
1.0002
Inclination
95.57°
Perihelion
0.199 AU
Longitude of ascending node
288.78°
Argument of periapsis
306.99°
Epoch · J2000
JD 2448702.70037 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 2.6 LD
0.0067 AU

Orbit quality

Observations used
149
Data arc
81 days
First observed
13 December 1991
Last observed
3 March 1992
Residual RMS
0.93 ″
Solution · Otto Matic
15 April 2021

Visual & observation

Absolute magnitude (H)
12.1
Total magnitude M₁ · K₁ 16.8
12.1

Discovery & classification

Also known as 1991 X2

Named

Sources