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ATLAS

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C/2025 L1 (ATLAS)

Orbital elements

Semi-major axis
-1,134.522 AU
Eccentricity
1.0015
Inclination
114.14°
Perihelion
1.68 AU
Longitude of ascending node
208.11°
Argument of periapsis
341.25°
Epoch · J2000
JD 2461053.23437 (perihelion)
Orbit class · HYP
Hyperbolic comet
Earth MOID · 274.6 LD
0.7056 AU

Orbit quality

Observations used
137
Data arc
597 days
First observed
1 October 2024
Last observed
21 May 2026
Residual RMS
0.74 ″
Solution · Otto Matic
8 September 2026

Visual & observation

Absolute magnitude (H)
14.3
Total magnitude M₁ · K₁ 4.5
14.3

Discovery & classification

Also known as 2025 L1

Named

Sources