991 McDonalda

Summary

991 McDonalda is an asteroid^[1]. It has Wikipedia articles in 40 language editions, a strong signal of global cultural recognition.^[2]

Key Facts

• 991 McDonalda is credited with the discovery of Otto Struve^[3].
• 991 McDonalda's instance of is recorded as asteroid^[4].
• 991 McDonalda's site of astronomical discovery is recorded as Yerkes Observatory^[5].
• McDonald Observatory is named after 991 McDonalda^[6].
• 991 McDonalda followed 990 Yerkes^[7].
• 991 McDonalda was followed by Q158499^[8].
• 991 McDonalda's minor planet group is recorded as asteroid belt^[9].
• 991 McDonalda's parent astronomical body is recorded as Sun^[10].
• 991 McDonalda's provisional designation is recorded as 1922 NB^[11].
• 991 McDonalda's provisional designation is recorded as 1949 PF^[12].
• 991 McDonalda's provisional designation is recorded as 1950 WG^[13].
• 991 McDonalda's provisional designation is recorded as 1953 GT1^[14].
• 991 McDonalda's provisional designation is recorded as 1975 EE6^[15].
• 991 McDonalda's provisional designation is recorded as A922 UC^[16].
• 991 McDonalda's time of discovery or invention is recorded as +1922-10-24T00:00:00Z^[17].
• 991 McDonalda's asteroid spectral type is recorded as C-type asteroid^[18].
• 991 McDonalda's significant event is recorded as naming^[19].
• 991 McDonalda's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1624814664006529'}^[20].
• 991 McDonalda's absolute magnitude is recorded as {'unit': '1', 'amount': '+11.18'}^[21].
• 991 McDonalda's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.077'}^[22].
• 991 McDonalda's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.069301515234207'}^[23].
• 991 McDonalda's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2027.963050123615'}^[24].
• 991 McDonalda's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+63.18026652529809'}^[25].
• 991 McDonalda's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.135506754167797'}^[26].
• 991 McDonalda's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.644968489494131'}^[27].

Body

Definition and Type

991 McDonalda's instance of is recorded as asteroid^[4].

Origins

McDonald Observatory is named after 991 McDonalda^[6].

Why It Matters

991 McDonalda has Wikipedia articles in 40 language editions, a strong signal of global cultural recognition.^[2]