99942 Apophis

Summary

99942 Apophis is a potentially hazardous asteroid^[1]. It ranks in the top 0.68% of potentially_hazardous_asteroid entities by monthly Wikipedia readership (2,880 views/month, #1 of 147).^[2]

Key Facts

• 99942 Apophis is credited with the discovery of David J. Tholen^[3].
• 99942 Apophis is credited with the discovery of Fabrizio Bernardi^[4].
• 99942 Apophis is credited with the discovery of Roy A. Tucker^[5].
• 99942 Apophis's image is recorded as PIA24168-Asteroid-99942Apophis-RadarImages-20210326.jpg^[6].
• 99942 Apophis's instance of is recorded as potentially hazardous asteroid^[7].
• 99942 Apophis's instance of is recorded as near-Earth asteroid^[8].
• 99942 Apophis's instance of is recorded as near-Earth object^[9].
• 99942 Apophis's site of astronomical discovery is recorded as Kitt Peak National Observatory^[10].
• Apophis is named after 99942 Apophis^[11].
• 99942 Apophis's follows is recorded as 99941 Lonniewege^[12].
• 99942 Apophis's followed by is recorded as (99943) 2005 AS2^[13].
• 99942 Apophis's minor planet group is recorded as Aten asteroid^[14].
• 99942 Apophis's astronomic symbol image is recorded as Apophis symbol (fixed width).svg^[15].
• 99942 Apophis's Commons category is recorded as 99942 Apophis^[16].
• 99942 Apophis's parent astronomical body is recorded as Sun^[17].
• 99942 Apophis's provisional designation is recorded as 2004 MN4^[18].
• 99942 Apophis's orbit diagram is recorded as Apohorb1.jpg^[19].
• 99942 Apophis's catalog code is recorded as 2004 MN4^[20].
• 99942 Apophis's time of discovery or invention is recorded as +2004-06-19T00:00:00Z^[21].
• 99942 Apophis's Freebase ID is recorded as /m/04snh6^[22].
• 99942 Apophis's JPL Small-Body Database SPK-ID is recorded as 20099942^[23].
• 99942 Apophis's asteroid spectral type is recorded as S-type asteroid^[24].
• 99942 Apophis's significant event is recorded as naming^[25].
• 99942 Apophis's topic's main category is recorded as Category:99942 Apophis^[26].
• 99942 Apophis's Commons gallery is recorded as (99942) Apophis^[27].

Body

Designation and Status

Recorded instance of include potentially hazardous asteroid^[7], near-Earth asteroid^[8], and near-Earth object^[9].

History and Context

99942 Apophis's catalog code is recorded as 2004 MN4^[20]. Apophis is named after it^[11].

Why It Matters

99942 Apophis ranks in the top 0.68% of potentially_hazardous_asteroid entities by monthly Wikipedia readership (2,880 views/month, #1 of 147).^[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.^[28] It is known by 66 alternative names across languages and contexts.^[29]