JCMT Pointing Reports - 1999

• 990104 - Comparison of Leica data and radial-arm inclinometry (by RJSG)
• 990104 - Comparison of changes in inclinometry with diametrically-opposed track features (by RJSG)
• 990105 - Further Left- + Spare- Inclinometry
• 990106 - Analysis of 1998 SCUBA pointing data for signs of az-track errors
• 981231 - Strain Gauge Measurements of the Azimuth Roller Wheel Loads (by IP)
• 990108 - New Conventional Inclinometry - including doors open -vs- doors closed
• 990111 - CCW inclinometry
• 990113 - Generation of LY and RY data sets from Radial-arm inclinometry (by RJSG)
• 990114 - Effect of track profile and temperature on JCMT wheel loadings (by RJSG)
• 990120 - Central Bearing Measurement
• 990121 - Azimuthal stationarity : 3c111 at azimuith = 303
• 990122 - The relationship between inclinometry spikes and temperature gradients
• 990124 - Two Central Bearing Measurements
• 990125 - The "wheel lift-off" theory of the origin of "spikes" in inclinometry difference plots (by RJSG)
• 990126 - An explanation of the LY -vs- SY inclinometry differences (by RSJG)
• 990127 - Correlation between asymmetry and delta T - better than was thought ? (by RSJG)
• 990127 - Installation of new empirical correction for c.b. defect (by RPT)
• 990128 - Check on new empirical correction for central bearing defect
• 990128 - First use of inclinometry calibration shim
• 990129 - Inclinometer Calibration shim tests of Jan 28 1999 (by RSJG)
• 990212 - Central Bearing Measurement
• 990219 - Time history of various features of inclinometry (by RJSG)
• 990220 - Central Bearing Measurement - increase in amplitude
• 990228 - New Inclinometry - minimal change since last time (990107)
• 990304 - Central Bearing Measurement - higher amplitude confirmed
• 990305 - Central Bearing Measurements - new empirical corrections check out OK
• 990306 - Allsky pointing
• 990307 - New Inclinometry - change in the amplitude of F3 ( = TMU-Y)
• 990308 - TMU inclinometer problem solved
• 990312 - C.B. load adjustments and inclinometry : a test of the theory
• 990313 - New inclinometry and pointing models
• 990313 - Central bearing check (OK)
• 990322 - Inclinometry and strain gauge measures done simultaneously
• 990322 - New inclinometry - model installed
• 990405 - Pointing: update central bearing solution (19990405) (by rpt)
• 990416 - Inclinometry during the last 2 weeks
• 990427 - Central bearing check
• 990430 - Central bearing check
• 990501 - Inclinometry & strain gauge measures
• 990502 - Inclinometry done, new model installed; new c.b. characterization.
• 990508 - Inclinometry & strain gauge measures following c.b. replacement
• 990512 - Inclinometry following addition of 3t to antenna
• 990513 - First pointing & tracking following the central bearing replacement
• 990513 - Additional tracking
• 990516 - Inclinometry, CW & CCW
• 990516 - Additional tracking
• 990521 - New Inclinometry
• 990523 - More CW & CCW Inclinometry - but problematic
• 990527 - Recent pointing problems
• 990530 - New Inclinometry - connection to pointing problems ?
• 990611 - New Inclinometry - OK
• 990612 - Tracking in southwest looks OK
• 990618 - Tracking in south
• 990726 - First Inclinometry for 6 weeks - OK
• 990729 - Pointing with the new Telescope Control Software
• 990830 - First Inclinometry for 5 weeks - OK
• 990923 - Tracking experiment : yaw factor = 1.0 ?
• 991013 - First Inclinometry for 6 weeks - some changes
• 991022 - Comparison of FIT9 and TPOINT.
• 991029 - Inclinometry - minor changes
• 991104 - Inclinometry - v. minor changes
• 991115 - Pointing with the new catalog
• 991122 - Inclinometry - model updated - no significant change from last time
• 991129 - Pointing with the new TCS
• 991201 - Inclinometry - OK
• 991228 - Tracking - better than 1" in periods of 1^h.

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