Jonckheere

(2003 YY21 )
CURRENT POSITION: 2 ARI 45
Incl: 1.93855
Eccent: 0.1000205
Period: 4.9047366072539 years
AU 2.8866695
Type: 0000

Discovery Chart

18.12.2003 00:00 Uccle 4e21 50n48 observations 0

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Robert Louis Charles Jonckheere (1888-1974) was a French amateur astronomer who observed visual double stars. He discovered more than 1300 systems with his private 0.35-m refractor at Hem and performed more than 15 000 measurements. Name suggested by P. Lampens and P. Van Cauteren.

Avastatud: 18-12-2003 Avastamiskoht: Uccle Avastajad: Pauwels, T., De Cat, P.

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