9990 Niiyaeki

Summary

9990 Niiyaeki is an asteroid^[1]. It ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).^[2]

Key Facts

• 9990 Niiyaeki is credited with the discovery of Tomimaru Okuni^[3].
• 9990 Niiyaeki's image is recorded as AnimatedOrbitOf99901997SO17.gif^[4].
• 9990 Niiyaeki's instance of is recorded as asteroid^[5].
• 9990 Niiyaeki's site of astronomical discovery is recorded as Nanyo Observatory^[6].
• Niiya Station is named after 9990 Niiyaeki^[7].
• 9990 Niiyaeki's follows is recorded as (9989) 1997 SG16^[8].
• 9990 Niiyaeki's followed by is recorded as 9991 Anežka^[9].
• 9990 Niiyaeki's minor planet group is recorded as asteroid belt^[10].
• 9990 Niiyaeki's parent astronomical body is recorded as Sun^[11].
• 9990 Niiyaeki's provisional designation is recorded as 1997 SO17^[12].
• 9990 Niiyaeki's provisional designation is recorded as 1978 TC5^[13].
• 9990 Niiyaeki's provisional designation is recorded as 1995 ES8^[14].
• 9990 Niiyaeki's time of discovery or invention is recorded as +1997-09-30T00:00:00Z^[15].
• 9990 Niiyaeki's Freebase ID is recorded as /m/03gz9nh^[16].
• 9990 Niiyaeki's JPL Small-Body Database SPK-ID is recorded as 20009990^[17].
• 9990 Niiyaeki's significant event is recorded as naming^[18].
• 9990 Niiyaeki's orbital eccentricity is recorded as {'amount': '+0.09'}^[19].
• 9990 Niiyaeki's orbital eccentricity is recorded as {'amount': '+0.0879462'}^[20].
• 9990 Niiyaeki's orbital eccentricity is recorded as {'amount': '+0.08544554594448826'}^[21].
• 9990 Niiyaeki's absolute magnitude is recorded as {'amount': '+13.5'}^[22].
• 9990 Niiyaeki's absolute magnitude is recorded as {'amount': '+13.76'}^[23].
• 9990 Niiyaeki's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.0927'}^[24].
• 9990 Niiyaeki's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.09472'}^[25].
• 9990 Niiyaeki's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.097465525385097'}^[26].
• 9990 Niiyaeki's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.76'}^[27].

Body

Designation and Status

9990 Niiyaeki's instance of is recorded as asteroid^[5].

History and Context

Niiya Station is named after 9990 Niiyaeki^[7].

Why It Matters

9990 Niiyaeki ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).^[2] It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.^[28] It is known by 12 alternative names across languages and contexts.^[29]