DV13 Pointing System Issues and Tracking


TIP Last Update: JeffMangum - 24 February 2011

Issues Tracked

  • VERTEX-615: NA Antenna Antenna Acceptance Tests -- Antenna 9013 (DV13) Acceptance Tests -- Pointing
    • Acceptance testing.

-- JeffMangum - 2011-02-24

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  
Day 1
Completed 2011-03-10
  +  
Day 2
Completed 2011-03-11
  +  
Day 3
Completed 2011-03-12 (NPAE shift by ~4 arcsec)
  +  
Day 4
Completed 2011-03-13
  +  
Day 5
Completed 2011-03-14
  +  
Day 6
Completed 2011-03-15
  +  
Day 7
Completed 2011-03-16 (no data)
  +  
Day 8
Completed 2011-03-17
  +  
Day 9
Completed 2011-03-18
  +  
Day 10
Completed 2011-03-19
  +  
Day 11
Completed 2011-03-20
  +  
Day 12
Completed 2011-03-21
  +  
Day 13
Completed 2011-03-22
  +  
Day 14
Completed 2011-03-23
  
  

Offset Pointing

(todo - todo done - done )

 +
State Item Comment  
(Az,El) = (0,30)
Attempted 2011-03-17 at (346,29); El drift +-0.5 arcsec.
Completed 2011-03-17 at (340,27)
  +  
(Az,El) = (0,45)
Completed 2011-03-13 at (350,50)
Completed again 2011-03-13 at (341,50)
  +  
(Az,El) = (0,60)
Attempted 2011-03-18 at (353,65); Bimodal in El.
Completed 2011-03-18 at (343,64)
  +  
(Az,El) = (0,75)
Completed 2011-03-04 at (355,72)
  +  
(Az,El) = (60,30)
Completed 2011-03-14 at (52,39)
  +  
(Az,El) = (60,45)
Attempted 2011-03-18 at (68,46); El drift +-0.5 arcsec.
Completed 2011-03-18 at (65,49)
Attempted 2011-03-18 at (64,52); El drift +-0.5 arcsec.
  +  
(Az,El) = (60,60)
Attempted 2011-03-17 at (59,57); El drift +-1.0 arcsec.
Attempted 2011-03-17 at (51,59); El drift +-0.5 arcsec.
Completed 2011-03-18 at (61,56)
Attempted 2011-03-18 at (57,59); El drift +-0.5 arcsec.
Attempted 2011-03-18 at (55,60); El drift +-0.5 arcsec.
  +  
(Az,El) = (60,75)
Completed 2011-03-18 at (62,68)
Attempted 2011-03-18 at (57,71); El drift +-0.5 arcsec.
Attempted 2011-03-18 at (51,73); El drift +-0.5 arcsec and bimodal in El.
  +  
(Az,El) = (120,30)
Attempted 2011-03-06 at (136,30); El drift ~1 arcsec first 5 measurements.
Attempted 2011-03-06 at (136,32); El drift ~1 arcsec first 10 measurements.
Attempted 2011-03-17 at (125,31); El drift +-0.5 arcsec.
Completed 2011-03-17 at (127,35)
  +  
(Az,El) = (120,45)
Completed 2011-03-05 at (137,45)
Completed again 2011-03-05 at (142,48)
  +  
(Az,El) = (120,60)
Completed 2011-03-07 at (146,56)
  +  
(Az,El) = (120,75)
Attempted 2011-03-07 at (146,72); First three measurements offset.
Attempted 2011-03-17 at (134,74); El drift +-0.5 arcsec.
Completed 2011-03-17 at (145,77)
  +  
(Az,El) = (180,30)
Attempted 2011-03-04 at (160,33); El drift after measurement 40
Completed 2011-03-04 at (159,36)
  +  
(Az,El) = (180,45)
Completed 2011-03-05 at (176,44)
Completed again 2011-03-05 at (180,42)
  +  
(Az,El) = (180,60)
Attempted 2011-03-11 at (180,60); El drift +-0.5 arcsec.
Attempted 2011-03-12 at (190,58); El drift +-1 arcsec.
Completed 2011-03-12 at (195,55)
Completed again 2011-03-13 at (180,65)
Completed again 2011-03-13 at (190,65)
Completed again 2011-03-14 at (186,55)
Completed again 2011-03-14 at (190,55)
  +  
(Az,El) = (180,75)
Completed 2011-03-06 at (184,74)
Completed again 2011-03-06 at (188,75)
  +  
(Az,El) = (240,30)
Attempted 2011-03-12 at (242,29); El offset -0.75 arcsec first 15 measurements.
Completed 2011-03-12 at (241,23)
Attempted 2011-03-13 at (232,37); El drift +-1 arcsec.
Attempted 2011-03-13 at (232,33); El shift -1 arcsec first 20 measurements.
Attempted 2011-03-15 at (233,30); El wazzle +-0.5 arcsec.
Attempted 2011-03-15 at (233,25); El drift +-1 arcsec.
  +  
(Az,El) = (240,45)
Completed 2011-03-02 at (239,46)
Attempted 2011-03-07 at (261,45); First six measurements offset.
  +  
(Az,El) = (240,60)
Attempted 2011-03-14 at (256,60); El drift +-0.5 arcsec.
Attempted 2011-03-14 at (256,55); El drift +-0.5 arcsec.
Attempted 2011-03-17 at (230,65); El drift +-0.75 arcsec.
Attempted 2011-03-17 at (233,62); El drift +-0.5 arcsec.
Attempted 2011-03-18 at (229,59); El drift +-2.0 arcsec first 9 measurements.
Attempted 2011-03-18 at (230,57); Az drift +-0.5 arcsec.
Completed 2011-03-19 at (231,57)
Attempted 2011-03-19 at (323,55); El drift +-0.5 arcsec most of run, then El shift +1.0 arcsec last 6 measurements.
  +  
(Az,El) = (240,75)
Completed 2011-03-06 at (219,71)
Attempted 2011-03-06 at (226,68); Badly bimodal by +-1 pixel in Az.
  +  
(Az,El) = (300,30)
Attempted 2011-03-11 at (300,30); +1 arcsec El drift first 5 measurements.
Attempted 2011-03-15 at (302,25); El drift +-0.5 arcsec.
Completed 2011-03-15 at (298,22); Small El drift +-0.25 arcsec; Barely usable.
  +  
(Az,El) = (300,45)
Attempted 2011-03-02 at (274,50); El drift +-0.5 arcsec.
Attempted 2011-03-07 at (283,43); El drift ~0.5 arcsec.
Attempted 2011-03-17 at (293,50); El drift +-0.75 arcsec.
Completed 2011-03-17 at (290,46)
  +  
(Az,El) = (300,60)
Attempted 2011-03-04 at (282,63); El drift +-0.5 arcsec.
Completed 2011-03-04 at (279,59)
  +  
(Az,El) = (300,75)
Attempted 2011-03-19 at (299,77); El drift +-1.0 arcsec.
Attempted 2011-03-19 at (293,74); El drift +-0.5 arcsec.
Attempted 2011-03-20 at (300,77); El drift +-1.0 arcsec and Az bimodality.
Completed 2011-03-20 at (292,74)
Attempted 2011-03-20 at (288,72); El drift +-0.5 arcsec.
Attempted 2011-03-20 at (282,71); El drift +1.0 arcsec first 20 measurements.
  
  

-- 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 - 2011-02-24
Topic revision: r21 - 2011-03-23, JeffMangum
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