12-19-2020, 07:27 PM
(This post was last modified: 12-19-2020, 07:27 PM by The Astronomer.)
Yesterday an interesting paper dropped on ArXiv. It contains a boatload of companions, both stellar (and brown dwarf) and planetary. It contains huge walls of data, so I’ll grab a summary of new planets provided by a user on another Forums here:
![[Image: Screenshot_2020-12-19-11-11-32-719_com.a...chrome.png]](https://cdn.discordapp.com/attachments/558643891759349780/789706680308334602/Screenshot_2020-12-19-11-11-32-719_com.android.chrome.png)
I don’t know about the HD stars, but you might be able to recognize that 20 Leonis Minoris is Halcyon, and Lambda Serpentis is Orinoco’s system. Omicron2 Eridani A is Keid, by the way.
=====
20 Leonis Minoris b
Semi-major axis: 0.2003 AU
Orbital period: 31.15 days
Eccentricity: 0.2
Mass: 10 Earths
Irradiance: ~35 Earths
Lambda Serpentis b
Semi-major axis: 0.123611 AU
Orbital period: 15.508 days
Eccentricity: 0.2
Mass: 14 Earths
Irradiance: ~140 Earths
![[Image: Screenshot_2020-12-19-11-11-32-719_com.a...chrome.png]](https://cdn.discordapp.com/attachments/558643891759349780/789706680308334602/Screenshot_2020-12-19-11-11-32-719_com.android.chrome.png)
I don’t know about the HD stars, but you might be able to recognize that 20 Leonis Minoris is Halcyon, and Lambda Serpentis is Orinoco’s system. Omicron2 Eridani A is Keid, by the way.
=====
20 Leonis Minoris b
Semi-major axis: 0.2003 AU
Orbital period: 31.15 days
Eccentricity: 0.2
Mass: 10 Earths
Irradiance: ~35 Earths
Lambda Serpentis b
Semi-major axis: 0.123611 AU
Orbital period: 15.508 days
Eccentricity: 0.2
Mass: 14 Earths
Irradiance: ~140 Earths