21821 Billryan

Summary

21821 Billryan is an asteroid^[1]. It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.^[2]

Key Facts

• 21821 Billryan is credited with the discovery of Lowell Observatory Near-Earth-Object Search^[3].
• 21821 Billryan's instance of is recorded as asteroid^[4].
• 21821 Billryan's site of astronomical discovery is recorded as Anderson Mesa Station^[5].
• 21821 Billryan's follows is recorded as (21820) 1999 TQ34^[6].
• 21821 Billryan's followed by is recorded as 21822 Degiorgi^[7].
• 21821 Billryan's minor planet group is recorded as asteroid belt^[8].
• 21821 Billryan's parent astronomical body is recorded as Sun^[9].
• 21821 Billryan's provisional designation is recorded as 1997 HL12^[10].
• 21821 Billryan's provisional designation is recorded as 1999 TN36^[11].
• 21821 Billryan's time of discovery or invention is recorded as +1999-10-12T00:00:00Z^[12].
• 21821 Billryan's Freebase ID is recorded as /m/0cc57yj^[13].
• 21821 Billryan's JPL Small-Body Database SPK-ID is recorded as 20021821^[14].
• 21821 Billryan's significant event is recorded as naming^[15].
• 21821 Billryan's orbital eccentricity is recorded as {'amount': '+0.08'}^[16].
• 21821 Billryan's orbital eccentricity is recorded as {'amount': '+0.0874994'}^[17].
• 21821 Billryan's orbital eccentricity is recorded as {'amount': '+0.0902014225891848'}^[18].
• 21821 Billryan's absolute magnitude is recorded as {'amount': '+14.6'}^[19].
• 21821 Billryan's absolute magnitude is recorded as {'amount': '+14.7'}^[20].
• 21821 Billryan's absolute magnitude is recorded as {'amount': '+14.84'}^[21].
• 21821 Billryan's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.88481'}^[22].
• 21821 Billryan's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.886154429437028'}^[23].
• 21821 Billryan's orbital period is recorded as {'unit': 'Q577', 'amount': '+5.04'}^[24].
• 21821 Billryan's orbital period is recorded as {'unit': 'Q573', 'amount': '+1842.323056839687'}^[25].
• 21821 Billryan's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+127.58719'}^[26].
• 21821 Billryan's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+127.546960255059'}^[27].

Body

Designation and Status

21821 Billryan's instance of is recorded as asteroid^[4].

Why It Matters

21821 Billryan has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.^[2] It is known by 6 alternative names across languages and contexts.^[28]