Academic Ancestry

a person in the record

Jacques Laskar

French astronomerborn 1955

Supervised 24 doctoral students at Université Paris sciences et lettres, Observatoire de Paris, and Université Pierre et Marie Curie - Paris VI between 1993 and 2025; doctorate at Observatoire de Paris in 1984 under J. Chapront; Wikidata names Jean Chapront as doctoral advisor, lists 4 doctoral students, and lists 1 person they taught. Linked to Wikidata, ORCID, and 7 other registers.

Open the full sheetCiteData

Two steps up and one down. Dashed lines come from thesis records, solid lines from Wikidata. The full sheet opens at four up and two down.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred

Theses1

Advisors1

The thesis record names J. Chapront; Wikidata names Jean Chapront.

  • cited by a thesis record

    J. Chapront“Théorie Générale Planétaire. Eléments orbitaux des planètes sur 1 million d'années”

    1984 · Observatoire de Paris · doctoral

Students24

Advisors on Wikidata1

From Wikidata, shown separately from the thesis records.

Students on Wikidata4

From Wikidata, shown separately from the thesis records.

Taught1

Wikidata's "student of" and "student" statements: a line of training beside the lineage, never a thesis supervision and never counted with one.

The line above and below1 step

The advisors of their advisors, four steps up at most, in the thesis records and on Wikidata, each kind marked; a person in both is listed once.

Below them, within 3 steps, the record reaches 49 people: 42 cited by thesis records, 7 stated by Wikidata.

Education and career2

From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.

Works1

1984 · held from 1 repository · a work missing?

What their ORCID record lists

The works their own ORCID record lists, as they claim them: shown apart from the record's works, never checked or counted with them.

ORCID is asked for the list when this part is opened.

Sat beside the lineage10

jury president or jury member, not advisor