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Comet

PANSTARRS

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C/2026 O1 (PANSTARRS)

Orbital elements

Semi-major axis
-1,870.198 AU
Eccentricity
1.0008
Inclination
137.25°
Perihelion
1.499 AU
Longitude of ascending node
177.92°
Argument of periapsis
304.42°
Epoch · J2000
JD 2461604.91761 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 277.9 LD
0.7142 AU

Orbit quality

Observations used
233
Data arc
85 days
First observed
19 July 2026
Last observed
12 October 2026
Residual RMS
0.42 ″
Solution · Otto Matic
14 October 2026

Visual & observation

Absolute magnitude (H)
5
Total magnitude M₁ · K₁ 18
5

Discovery & classification

Also known as 2026 O1

Named

Sources