1. Limovie for Lunar Occultations - 1 1 Analysis of a Double Star Occultation Video using LIMOVIE Light Curve, Event Times, Magnitudes. Limovie is written by Kazuhisa Myashita Presentation by Brian Loader, Occultation Section, RASNZ, IOTA

2. 2 Reappearance of a Double Star X146551+X43112, mag 9.01, 2013 February 11

3. 3 Reappearance of X 43112, mag 10.0

4. 4 Reappearance of X146651, mag 9.1

5. Set measuring tool 5

6. 6 Light Curve

7. 7 Select Points for times Final no star 16:28:27.950 1616 Start step 16:28:27.990 Last of step 16:28:29.229 First full star 16:28:29.269 Times: R1: 16:28:27.97 R2: 16:28:29.255

8. More from the Light Curve 8

9. Choose point range 9

10. Points before and after 10

11. Step also selected 11

12. Add identification 12

13. Magnitude Calculation 13

14. Magnitudes displayed, Text to Graph 14

15. Position text on Graph 15

16. Text in Position 16

17. SAVE 17

18. Questions? 18 Questions?

19. Occult Observation Editor 19 Time Difference is - 1.285 seconds Forming the double star report using Occult’s Observations editor

20. Select brighter star 20

21. Click “Create Report …” 21

22. Double Report add Time 22

23. Report retrieve Limovie Plot 23

24. Email Report 24 Add any additional message here

25. 2013 Feb 6 at 16h 28m Star = X146651 Observer = B. Loader Telescope = 25.0cm at 172 6 24.4 -43 28 52.9 Double star details from the XZ catalogue Star is the primary of the following pair A 2255 1910 2002: 293.0 298.0: 1.200 1.200: 9.11 10.02: X146651 X 43112 Observation details Star Mag = 9.05 Event = R D PA = 242.025 AA = 240.755 CA = 59S %Illum = 17% Alt = 25 l = -0.106 b = -4.533 RV = 0.4794 CCT = -150.02 T1 = 29.255 T2-T1 = -1.285 * * * * * This was a clear stepped reappearance. Email Text Received 25

26. 26 Email attachment

27. 2013 Feb 6 at 16h 28m Star = X146651 Observer = B. Loader Telescope = 25.0cm at 172 6 24.4 -43 28 52.9 Double star details from the XZ catalogue Star is the primary of the following pair A 2255 1910 2002: 293.0 298.0: 1.200 1.200: 9.11 10.02: X146651 X 43112 Observation details Star Mag = 9.05 Event = R D PA = 242.025 AA = 240.755 CA = 59S %Illum = 17% Alt = 25 l = -0.106 b = -4.533 RV = 0.4794 CCT = -150.02 T1 = 29.255 T2-T1 = -1.285 * * * * * This was a clear stepped reappearance. That’s it! Questions? 27