DV08 Pointing System Issues and Tracking


TIP Last Update: JeffMangum - 23 April 2010

Issues Tracked

  • VERTEX-489: NA Antenna Antenna Acceptance Tests -- Pointing (VERTEX-489) Antenna 9008 (DV08) Acceptance Tests -- Pointing
    • Acceptance testing.

-- JeffMangum - 2010-04-23

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 2010-06-19
  +  
Day 2
Completed 2010-06-20 (no measurements)
  +  
Day 3
Completed 2010-06-21
  +  
Day 4
Completed 2010-06-22
  +  
Day 5
Completed 2010-06-23
  +  
Day 6
Completed 2010-06-24 (no usable measurements)
  +  
Day 7
Completed 2010-06-25
  +  
Day 8
Completed 2010-06-26
  +  
Day 9
Completed 2010-06-27
  +  
Day 10
Completed 2010-06-28
  +  
Day 11
Completed 2010-06-29 (though data is suspect)
  +  
Day 12
Completed 2010-06-30 (no measurements)
  +  
Day 13
Completed 2010-07-01
  +  
Day 14
Completed 2010-07-02
  
  

Offset Pointing

(todo - todo done - done )

 +
State Item Comment  
(Az,El) = (0,30)
Completed 2010-06-22 at (9,24)
  +  
(Az,El) = (0,45)
Completed 2010-06-23 at (24,46)
  +  
(Az,El) = (0,60)
Completed 2010-06-19 at (12,60)
Completed again 2010-06-21 at (9,58)
Completed yet again 2010-06-25 at (357, 65)
  +  
(Az,El) = (0,75)
Completed 2010-06-26 at (6,78)
  +  
(Az,El) = (60,30)
Attempted 2010-06-22 at (49,30); too badly bimodal to recover.
Completed 2010-06-26 at (55,28)
  +  
(Az,El) = (60,45)
Completed 2010-06-25 at (64,42)
  +  
(Az,El) = (60,60)
Completed 2010-06-25 at (46,56)
  +  
(Az,El) = (60,75)
Completed 2010-07-03 at (61,46)
  +  
(Az,El) = (120,30)
Completed 2010-06-22 at (128,30)
  +  
(Az,El) = (120,45)
Completed 2010-06-21 at (130,45)
  +  
(Az,El) = (120,60)
Attempted 2010-06-21 at (125,56); too badly bimodal in El to recover.
Completed 2010-06-26 at (139,57)
  +  
(Az,El) = (120,75)
Completed 2010-06-19 at (138,68)
  +  
(Az,El) = (180,30)
Completed 2010-06-28 at (185,31)
  +  
(Az,El) = (180,45)
Completed 2010-06-28 at (179,42)
  +  
(Az,El) = (180,60)
Completed 2010-06-26 at (187,61)
  +  
(Az,El) = (180,75)
Completed 2010-06-19 at (154,73)
  +  
(Az,El) = (240,30)
Attempted 2010-06-23 at (234,31); clouded-out.
Completed 2010-06-25 at (233,33)
  +  
(Az,El) = (240,45)
Completed 2010-06-22 at (232,41)
  +  
(Az,El) = (240,60)
Completed 2010-06-23 at (223,60)
  +  
(Az,El) = (240,75)
Completed 2010-07-03 at (234,53)
  +  
(Az,El) = (300,30)
Attempted 2010-06-19 at (296,29); Either pixelated for first-star drift.
Completed 2010-06-22 at (291,27)
Attempted again 2010-06-24 at (302,37); cloud interference
  +  
(Az,El) = (300,45)
Completed 2010-06-23 at (313,46)
  +  
(Az,El) = (300,60)
Completed 2010-06-21 at (295,66)
  +  
(Az,El) = (300,75)
Completed 2010-06-26 at (314,74)
  
  

-- JeffMangum - 2010-04-16

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 - 2010-04-16
Topic revision: r23 - 2010-07-03, JeffMangum
This site is powered by FoswikiCopyright © by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding NRAO Public Wiki? Send feedback