Matches in DBpedia 2016-04 for { ?s ?p "18D/Perrine–Mrkos is a periodic comet in the Solar System, originally discovered by the American-Argentine astronomer Charles Dillon Perrine (Lick Observatory, California, USA) on December 9, 1896. For some time it was thought to be a fragment of Biela's Comet.It was considered lost after the 1909 appearance, but was rediscovered by the Czech astronomer Antonín Mrkos (Skalnate Pleso Observatory, Slovakia) on October 19, 1955 using ordinary binoculars, it was later confirmed as 18D by Leland E. Cunningham (Leuschner Observatory, University of California, Berkeley).The comet was last observed during the 1968 perihelion passage when it passed 0.3144 AU (47,030,000 km; 29,230,000 mi) from the Earth. The comet has not been observed during the following perihelion passages:1975 Aug. 21982 May 161989 Feb. 281995 Dec. 62002 Sept.102009 Apr. 17The next predicted perihelion passage would be on 2017 Feb. 26, but the comet is currently considered lost."@en }
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- Perrine–Mrkos abstract "18D/Perrine–Mrkos is a periodic comet in the Solar System, originally discovered by the American-Argentine astronomer Charles Dillon Perrine (Lick Observatory, California, USA) on December 9, 1896. For some time it was thought to be a fragment of Biela's Comet.It was considered lost after the 1909 appearance, but was rediscovered by the Czech astronomer Antonín Mrkos (Skalnate Pleso Observatory, Slovakia) on October 19, 1955 using ordinary binoculars, it was later confirmed as 18D by Leland E. Cunningham (Leuschner Observatory, University of California, Berkeley).The comet was last observed during the 1968 perihelion passage when it passed 0.3144 AU (47,030,000 km; 29,230,000 mi) from the Earth. The comet has not been observed during the following perihelion passages:1975 Aug. 21982 May 161989 Feb. 281995 Dec. 62002 Sept.102009 Apr. 17The next predicted perihelion passage would be on 2017 Feb. 26, but the comet is currently considered lost.".
- Q749549 abstract "18D/Perrine–Mrkos is a periodic comet in the Solar System, originally discovered by the American-Argentine astronomer Charles Dillon Perrine (Lick Observatory, California, USA) on December 9, 1896. For some time it was thought to be a fragment of Biela's Comet.It was considered lost after the 1909 appearance, but was rediscovered by the Czech astronomer Antonín Mrkos (Skalnate Pleso Observatory, Slovakia) on October 19, 1955 using ordinary binoculars, it was later confirmed as 18D by Leland E. Cunningham (Leuschner Observatory, University of California, Berkeley).The comet was last observed during the 1968 perihelion passage when it passed 0.3144 AU (47,030,000 km; 29,230,000 mi) from the Earth. The comet has not been observed during the following perihelion passages:1975 Aug. 21982 May 161989 Feb. 281995 Dec. 62002 Sept.102009 Apr. 17The next predicted perihelion passage would be on 2017 Feb. 26, but the comet is currently considered lost.".