Comet Swift–Tuttle
periodic comet and parent body of the Perseid meteor shower
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Summary
Comet Swift–Tuttle is a Halley-type comet[1]. It draws 1,234 Wikipedia views per month (halley type comet category, ranking #2 of 5).[2]
Key Facts
- Discoverer or inventor: Horace Parnell Tuttle[3], Lewis A. Swift[4]
- Instance of: near-Earth object[5]
- Commons category: 109P/Swift–Tuttle[6]
- Parent astronomical body: Sun[7]
- Child astronomical body: Perseids[8]
- Provisional designation: 109P/1992 S2[9], 1992t[10], 109P/1862 O1[11], 1862 III[12], 109P/1737 N1[13], 1737 II[14], 109P/188 O1[15], 188[16], 109P/-68 universe[17], -68[18], 1992 XXVIII[19]
- Time of discovery or invention: July 16, 1862[20]
- Orbital eccentricity: 0.963225755046038[21]
- Absolute magnitude: 4.5[22]
- Orbital inclination: 113.453816997171 degree[23]
- Orbital period: 48681.19346262312 day[24]
- Longitude of ascending node: 139.3811920815948 degree[25]
- Semi-major axis of an orbit: 26.0920694978266 astronomical unit[26]
- Apoapsis: 51.22462284058444 astronomical unit[27]
- Periapsis: 0.959516155068868 astronomical unit[28]
- Argument of periapsis: 152.9821676305871 degree[29]
- Periapsis date (DEPRECATED): December 11, 1992[30], July 12, 2126[31]
- Mean anomaly: 7.631696167124212 degree[32]
- Diameter: 26.0 km[33]
- Epoch: October 10, 1995[34]
- Time of periapsis: 2448968.499784556 Julian day[35]
Why It Matters
Comet Swift–Tuttle has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[36] It is known by 17 alternative names across languages and contexts.[37]