49P/Arend–Rigaux
Sign in to save49P/Arend–Rigaux is a periodic comet with a 6.75-year orbit around the Sun. It is the first of three comets discovered by Belgian astronomer Sylvain Arend and the only one for Fernand Rigaux.
In the Vinony graph
Within Vinony's link graph, 49P/Arend–Rigaux is referenced by 578 other articles, and connects out to comet, C/2020 F3 (NEOWISE) and Tempel 1.
Vinony files it under Astronomical objects discovered in 1951, Comets in 2011 and Comets in 2018.
Its subject is documented across 13 Wikipedia language editions.
Key facts
- Comet.name
- 49P/Arend–Rigaux
- Comet.image
- Comet Arend–Rigaux.jpg
- Comet.caption
- Comet Arend–Rigaux imaged by George van Biesbroeck from the Yerkes Observatory on 10 February 1951.
- Comet.discoverer
- Sylvain ArendFernand Rigaux
- Comet.discovery_site
- Royal Observatory of Belgium
- Comet.discovery_date
- 5 February 1951
- Comet.mpc_name
- P/1951 C2, P/1958 B1
- Comet.epoch
- 5 May 2025 (JD 2460800.5)
- Comet.observation_arc
- 74.31 years
- Comet.earliest_precovery_date
- 8 January 1951
- Comet.obs
- 4,700
- Comet.perihelion
- 1.431 AU
- Comet.aphelion
- 5.709 AU
- Comet.semimajor
- 3.570 AU
- Comet.eccentricity
- 0.59906
- Comet.period
- 6.745 years
- Comet.inclination
- 19.059°
- Comet.asc_node
- 118.79°
via Wikipedia infobox
Wikidata facts
- Instance of
- Jupiter-family comet
- Named after
- Fernand Rigaux
- Parent body
- Sun
- Diameter
- 8.48
- Orbital period
- 2456.112976148325
- Image
- Comet Arend–Rigaux.jpg
Show 17 more facts
- discoverer or inventor
- Fernand Rigaux
- time of discovery or invention
- 1951-02-05
- site of astronomical discovery
- Royal Observatory of Belgium
- provisional designation
- 1951b
- absolute magnitude
- 14.3
- albedo
- 0.028
- rotation period
- 13.45
- time of periapsis
- 2455853.5788903446
- epoch
- November 11, 2011
- orbital eccentricity
- 0.6003391501079076
- semi-major axis of an orbit
- 3.562596266781848
- periapsis
- 1.423830251804429
- apoapsis
- 5.701362281759268
- orbital inclination
- 19.05041403558801
- longitude of ascending node
- 118.8764387654911
- argument of periapsis
- 332.7905343593407
- mean anomaly
- 3.359606786257037
via Wikidata · CC0
~3 min read
Encyclopedic overview
12 sectionsContents
- Observational history
- Discovery
- Physical characteristics
- Nucleus size
- Rotation
- Other features
- Orbit
- References
- Notes
- Citations
- Bibliography
- External links
49P/Arend–Rigaux is a periodic comet with a 6.75-year orbit around the Sun. It is the first of three comets discovered by Belgian astronomer Sylvain Arend and the only one for Fernand Rigaux.
== Observational history == === Discovery === While on a routine search for new asteroids in the sky, Sylvain Arend and Fernand Rigaux discovered a new comet on the night of 5 February 1951. It was a diffuse 11th-magnitude object within the constellation Canis Minor.
Excerpted from Wikipedia’s “49P/Arend–Rigaux” article, available under the CC BY-SA 4.0 licence.