DV12 Pointing System Issues and Tracking


TIP Last Update: JeffMangum - 05 January 2011

Issues Tracked

  • VERTEX-615: NA Antenna Antenna Acceptance Tests -- Antenna 9012 (DV12) Acceptance Tests -- Pointing
    • Acceptance testing.

-- JeffMangum - 2011-01-05

Test Matrix Progress Tracking

Tracking Performance

(todo - todo done - done )

 +
State Item Comment ^  
15 Minute Tracking Test
 
  
  

All-Sky Pointing

(todo - todo done - done )

 +
State Item Comment v  
Day 14
Completed 2011-01-18 (no data)
  
Day 13
Completed 2011-01-17
  +  
Day 12
Completed 2011-01-16
  +  
Day 11
Completed 2011-01-15
  +  
Day 10
Completed 2011-01-14 (no data)
  +  
Day 9
Completed 2011-01-13
  +  
Day 8
Completed 2011-01-12
  +  
Day 7
Completed 2011-01-11 (no data)
  +  
Day 6
Completed 2011-01-10 (no data)
  +  
Day 5
Completed 2011-01-09
  +  
Day 4
Completed 2011-01-08
  +  
Day 3
Completed 2011-01-07
  +  
Day 2
Completed 2011-01-06
  +  
Day 1
Completed 2011-01-05
  +  
  

Offset Pointing

(todo - todo done - done )

 +
State Item Comment  
(Az,El) = (0,30)
Completed 2011-01-08 at (3,29)
  +  
(Az,El) = (0,45)
Completed 2011-01-08 at (354,48)
  +  
(Az,El) = (0,60)
Attempted 2011-01-09 at (3,67); El drift +-1 arcsec.
Completed 2011-01-16 at (351,60)
  +  
(Az,El) = (0,75)
Completed 2011-01-09 at (334,80)
  +  
(Az,El) = (60,30)
Attempted 2011-01-17 at (48,26); (Az,El) drift =+-(0.5,1.0) arcsec.
Attempted twice 2011-01-22 at (43,22); (Az,El) drift of +-(0.5,1.0) and +-(0.5,0.75) arcsec, respectively
Completed 2011-01-29 at (66,33)
  +  
(Az,El) = (60,45)
Completed 2011-01-11 at (66,47)
  +  
(Az,El) = (60,60)
Completed 2011-01-18 at (55,62)
Attempted 2011-01-21 at (38,64); (Az,El) drift =+-(0.5,2.0) arcsec.
  +  
(Az,El) = (60,75)
Attempted 2011-01-18 at (57,78); (Az,El) drift = +-(1.0,1.0) arcsec.
Attempted 2011-01-20 at (48,78); (Az,El) drift = +-(10.5,1.0) arcsec.
Attempted 2011-01-21 at (42,74); (Az,El) drift =+-(0.5,1.0) arcsec.
Completed 2011-01-21 at (42,74)
  +  
(Az,El) = (120,30)
Completed 2011-01-16 at (120,32)
  +  
(Az,El) = (120,45)
Attempted 2011-01-12 at (127,51); El drift +-1 arcsec.
Completed 2011-01-13 at (123,42)
  +  
(Az,El) = (120,60)
Attempted 2011-01-11 at (124,54); El drift +-1 arcsec.
Completed 2011-01-13 at (118,59)
  +  
(Az,El) = (120,75)
Completed 2011-01-18 at (115,76)
  +  
(Az,El) = (180,30)
Attempted 2011-01-20 at (181,33); (Az,El) drift = +-(0.5,1.0) arcsec.
Completed 2011-01-21 at (180,32)
Completed again 2011-01-21 at (180,32)
  +  
(Az,El) = (180,45)
Attempted 2011-01-17 at (170,45); El drift +-0.5 arcsec.
Attempted 2011-01-21 at (165,43); Excessive Az scatter +-2 arcsec first half of run.
Completed 2011-01-21 at (165,43)
  +  
(Az,El) = (180,60)
Attempted 2011-01-12 at (175,59); Double star in group?
Completed 2011-01-16 at (187,65)
  +  
(Az,El) = (180,75)
Attempted 2011-01-21 at (180,72); Az drift +-0.5 arcsec with El offset 1 arcsec for first 8.
Attempted again 2011-01-21 at (180,72); (Az,El) drift =+-(0.5,1.0) arcsec.
Completed 2011-01-22 at (168,73)
  +  
(Az,El) = (240,30)
Attempted 2011-01-13 at (244,35); Az offset first 6 measurements
Completed 2011-01-15 at (246,31)
  +  
(Az,El) = (240,45)
Attempted 2011-01-13 at (270,38); El drift +-1 arcsec throughout run
Completed 2011-01-18 at (255,44)
  +  
(Az,El) = (240,60)
Completed 2011-01-15 at (224,61)
  +  
(Az,El) = (240,75)
Completed 2011-01-22 at (240,72)
  +  
(Az,El) = (300,30)
Completed 2011-01-15 at (321,29)
  +  
(Az,El) = (300,45)
Completed 2011-01-15 at (313,45)
  +  
(Az,El) = (300,60)
Attempted 2011-01-17 at (290,52); El drift +-0.5 arcsec.
Completed 2011-01-20 at (328,62)
  +  
(Az,El) = (300,75)
Attempted 2011-01-16 at (300,79); El drift +-1 arcsec throughout run.
Completed 2011-01-20 at (303,78)
  
  

-- JeffMangum - 2011-01-05

Pointing Model Coefficients

All units arcsec.

Date Pad IA IE CA NPAE AN AW HECE HESE
 
SEF1
 
 
 
 
 
 
 
 

Date Pad HACA HASA HACA2 HASA2 HECA2 HESA2 HECA3 HESA3 HACA3 HASA3
 
SEF1
 
 
 
 
 
 
 
 
 
 

-- JeffMangum - 2011-01-05
Topic revision: r16 - 2011-01-29, JeffMangum
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