WASP-17b
Sign in to saveAlso known as CD-27 10695b, WASP-17 b, TOI-1050.01, TOI-1050b, TIC 66818296b
太陽系外行星
Astronomical data · SIMBAD
- Object type
- Pl
- Distance
- 1,315 light-years
- Coordinates
- RA 239.9623° · Dec -28.0618°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Planet.name
- WASP-17b / Ditsö̀
- Planet.image
- WASP-17b.jpg
- Planet.caption
- Artist impression of Ditsö̀
- Planet.discoverer
- David R. Anderson et al
- Planet.discovered
- 11 August 2009
- Planet.discovery_method
- Transit (including secondary eclipse)
- Planet.apsis
- astron
- Planet.eccentricity
- <0.020
- Planet.arg_peri
- −70 or 210
- Planet.star
- WASP-17
via Wikipedia infobox
Wikidata facts
- Instance of
- star
- Named after
- Bribri people
- Constellation
- Scorpius
- Parent body
- Dìwö
- Radius
- 1.71
- Mass
- 0.453
- Orbital period
- 3.735438
- Image
- Exoplanet Comparison WASP-17 b.png
Show 15 more facts
- catalog code
- TIC 66818296b
- Commons category
- WASP-17 b
- time of discovery or invention
- 2010-01-00
- right ascension
- 239.96228737752210
- declination
- -28.06175262012028
- epoch
- J2000.0
- name
- Ditsö̀
- orbital eccentricity
- 0.11
- semi-major axis of an orbit
- 0.0515
- argument of periapsis
- 277.4
- orbital inclination
- 86.83
- discovery method
- transit method
- right ascension component of proper motion
- -8.100
- declination component of proper motion
- -9.639
- parallax
- 2.4366
via Wikidata · CC0
Article · 中文
WASP-17b是一個位於天蠍座，環繞恆星WASP-17的太陽系外行星。該行星發現於2009年8月11日。該行星是首顆被發現的逆行軌道的行星，即行星公轉方向和所屬恆星自轉方向相反。這個發現也因此改變了行星系的理論。WASP-17b可能是目前發現半徑最大的系外行星，但質量只有木星的一半，是一顆蓬鬆行星
Abstract from DBpedia / Wikipedia · CC BY-SA