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 IASorted ascending 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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