Guide to Spectrograms John Menke johnmenkescientific com 082818
- Slides: 52
Guide to Spectrograms John Menke john@menkescientific. com 082818 AZCas is about mag 9 and is an eclipsing binary having an M 0 cool giant and a B 0 star (about mag 11). Period is approximately 9 years in highly eccentric orbit (0. 55). Primary eclipse was on approx 011213 Black-Averaged AZCas spectra from 031818. Provides a reference for all spectra. Wide absorption at 6495 used as initial wavelength calibration Red-Target AZCas spectrum. This spectrum shows occasional large changes which are the subject of the study. Most spectra shown are averages of 25 -50 spectra. Yellow-Wavelength reference spectrum from nearby (7 amin) star SAO 11931 B 0. After May 2018, a reference spectrum is taken after every 9 AZCas spectra. 6563 -Nominal Ha line 6495 Distinctive group of iron lines used for rough wavelength calibration 6475 Weak line in common with AZCas and Spectrometer is homebuilt R=2 -3000 on N 18 telescope. Spectra shown are normalized over region 6470 -6480 A.
Note: AZCas schematic is taken from the Cowley 1977 paper with approximate phase markings added by Menke. Calculations of phase dates above are by Menke.
Note: This slide shows 080618. Yellow is approximately one hour exposure early in evening. The system continued unattended, but lost guide star for approximately one hour, then automatically re-locked on star, yielding the red curve.
Second Group— 2018 ff.
- Bài thơ mẹ đi làm từ sáng sớm
- Cơm
- Reading spectrograms
- How do you write an informative essay
- World geography spring final review
- Upper level spelling inventory
- Local guide program
- Windermere high school curriculum guide
- Windchill bulk migrator installation and usage guide
- Wims user guide
- West b test prep
- Welcoming words for tourists
- Angie jilek
- Ja biztown citizen guide answer key
- Ja biztown citizen guide answer key
- Local guide program
- Local guide program
- Ways with words : literatures in english
- American born chinese book trailer
- To kill a mockingbird anticipation guide answer key
- Local guide program
- Drivers ed module 10 topic 1
- Module 7 topic 3 drivers ed
- Module 11 drivers ed virginia
- Module 8 topic 1
- Dystopian anticipation guide
- Family facilitator guide utah
- Calculator
- What is guide words
- Cogat score interpretation guide
- Role play tourist guide
- Unit 10 study guide answer key
- Unit 1 test 2
- Beowulf anticipation guide heroism answer key
- Pattern pieces
- Us history final exam
- Tuesday morning with morrie
- Local guide program
- Transcendentalism anticipation guide
- Calyx point user guide
- Who gave cole the at.oow blanket
- Pcg canada
- Saucer shaped rest seat
- Why did miss caroline punish scout
- What happens to tom robinson in chapter 23
- Tkam anticipation guide
- Wmo
- Food guide pyramid
- Trics good practice guide
- Chapter 19 protists study guide answers
- Pals reading assessment
- Nc paralegal certification exam study guide
- Theme of the necklace