Skip to content

TW Hya

Jump to bottom
kfollette edited this page Jul 19, 2016 · 29 revisions

KATE FOLLETTE TW HYA DATA APRIL 8, 2014

DATE EXPT #EXP TOTALINTIME DEG ROTATION AVG WFE MEDIAN WFE STDEV WFE Saturated Notes
8Apr14 set 1 2.273 1012 38.3 min 59.5
8Apr14 set 2 2.273 1010 38.3 min 11.5
8Apr14 merged 2.273 2022 76.6 min 82.5
16Dec15 set 1 15.00 180 45.0 min 6.76
16Dec15 set 2 15.00 100 25.0 min 9.30
16Dec15 merged 15.00 280 25.8 min 25.8

Why are my inventory numbers and Wyatt's different by 20 exposures or so?

SET DATE EXPT #EXP TOTALINTIME DEG ROTATION
set1 April 8, 2014 2.2727 993 2256.81818 59.542699
set2 April 8, 2014 2.2727 991 2252.2727 11.536903
merged April 8, 2014 2.2727 1984 4509.0909 82.546003

STAR SPECS (1)

CONST R.A. DEC MAG SPECTRAL TYPE VARIABLE
Hydra 11:01:52 -34.42.17 11.27±.09 K6Ve T Tauri
DIST MASS RADIUS TEMP AGE
180 ly 0.8M☉ 1.11R☉ 4000K 8Myr

Modeled and Actual Images from HST

![](https://www.nasa.gov/sites/default/files/images/755334main1_p1320ay-673.jpg)

Infrared Images from GPI

![](http://www.gemini.edu/images/pio/News/2015/wf2015_20/fig1.jpg)

Radial Profile of TW Hya

![](https://im1.shutterfly.com/media/47a6d808b3127cceec2f572a5e6400000030O02FZNnDlq0B7efDA/cC/f%3D0/ls%3D00400598602020160629190934647.JPG/ps%3D50/r%3D0/rx%3D550/ry%3D400/)

**Papers**

  1. [Peering into the Giant-Planet-Forming Region of the TW Hydrae Disk with the Gemini Planet Imager] (http://iopscience.iop.org/article/10.1088/2041-8205/815/2/L26/pdf)
  2. Multiple Gaps with Large Grain Deficit in the Protoplanetary Disk Around TW Hya

![](https://astrobites.org/wp-content/uploads/2016/05/Disk_from_paper.png) 3. [Ringed Substructure and a Gap at 1 AU in the Nearest Protoplanetary Disk ](http://iopscience.iop.org/article/10.3847/2041-8205/820/2/L40/pdf)

Resources

#Targets

Clone this wiki locally