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Comet

PANSTARRS

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C/2025 R3 (PANSTARRS)

Orbital elements

Semi-major axis
-1,424.073 AU
Eccentricity
1.0004
Inclination
124.73°
Perihelion
0.499 AU
Longitude of ascending node
38.69°
Argument of periapsis
162.23°
Epoch · J2000
JD 2461150.39429 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 189.8 LD
0.4877 AU
Tisserand (Jupiter)
-0.498

Orbit quality

Observations used
899
Data arc
291 days
First observed
7 September 2025
Last observed
25 June 2026
Residual RMS
0.65 ″
Solution · Otto Matic
6 July 2026

Visual & observation

Absolute magnitude (H)
11.7
Total magnitude M₁ · K₁ 11.3
11.7

Discovery & classification

Also known as 2025 R3

Named

Sources