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Comet

MASTER

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C/2026 M3 (MASTER)

Orbital elements

Semi-major axis
-15,444.461 AU
Eccentricity
1.0008
Inclination
93.89°
Perihelion
12.05 AU
Longitude of ascending node
282.36°
Argument of periapsis
51.22°
Epoch · J2000
JD 2461454.12208 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 4,431.6 LD
11.3872 AU

Orbit quality

Observations used
238
Data arc
111 days
First observed
19 June 2026
Last observed
8 October 2026
Residual RMS
0.51 ″
Solution · Otto Matic
14 October 2026

Visual & observation

Absolute magnitude (H)
9.3
Total magnitude M₁ · K₁ 4.8
9.3

Discovery & classification

Also known as 2026 M3

Named

Sources