Discovery[1] | |
---|---|
Discovery site | Winer Observatory in Sonoita, Arizona (KELTNorth) |
Discovery date | February 6, 2017 |
Transit | |
Orbital characteristics | |
0.0455 ± 0.00069 AU (6,807,000 ± 103,000 km)[1] | |
Eccentricity | 0[1] |
2.87±0.00 d[2] | |
Inclination | 82.90°+0.62° −0.54°[2] |
2,457,542.53±0.00 JD[2] | |
Semi-amplitude | 127±11 m/s[1] |
Star | KELT-18 |
Physical characteristics | |
1.57±0.04 RJ[1] | |
Mass | 1.18±0.11 MJ[1] |
Mean density | 0.380 ± 0.040 g/cm3[1] |
Temperature | 2,085+39 −38 K[1] |
KELT-18b is a hot Jupiter orbiting the F-type main sequence star KELT-18 approximately 1,058 light years away in the northern circumpolar constellation Ursa Major.[3] The planet was discovered using the transit method, and was announced in June 2017.
McLeod2017
was invoked but never defined (see the help page).Maciejewski2020
was invoked but never defined (see the help page).GaiaDR2
was invoked but never defined (see the help page).