Execution Block ID uid://A001/X15a0/X194 Sgr_A_st_ao_03_TP

[keflavich]

Sgr_A_st_ao_03_TP uid://A001/X15a0/X194

• [x] Observations completed?
• [x] Delivered?
• [x] Downloaded? (specify where)
  • [x] hipergator
  • [ ] hipergator pipeline run
  • Pipeline Run 20220226T050328
  • Pipeline Run 20220223T052403
  • [x] UConn
• [x] Weblog unpacked
• [x] Weblog Quality Assessment?
• [ ] Imaging: Continuum
• [x] Imaging: Lines
  • [x] HCO+
  • [x] HNCO
  • [x] H13CN
  • [x] H13CO+/SiO
  • [x] Cont 1
  • [x] Cont 2

Product Links:

• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw25.cube.I.sd.fits
• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw21.cube.I.sd.fits
• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw17.cube.I.sd.fits
• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw19.cube.I.sd.fits
• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw27.cube.I.sd.fits
• member.uid___A001_X15a0_X194.Sgr_A_star_sci.spw23.cube.I.sd.fits

[d-l-walker]

Warnings

• Poor baseline flatness in ... [many]
• Elevation difference between ON and OFF for uid___A002_Xf49cca_X23809.ms field Sgr_A_star antenna PM01 spw 17 was 4.914941141454065deg exceeding the threshold 3.0deg
  • This warning is repeated many times for all MSs/SPWs. Always ~ 4-5 deg.
• Fraction of masked pixels in image uid___A001_X15a0_X194.s13_42.Sgr_A_star_sci.spw21.cube.I.iter0.image.sd is 0.006139%.
• Fraction of masked pixels in image uid___A001_X15a0_X194.s13_57.Sgr_A_star_sci.spw23.cube.I.iter0.image.sd is 7.032e-05%.
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_Xcd1a.ms.atmcor.atmtype1_bl (SPW 17, FIELD 2, ANT 1). Possibly all data flagged
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_X23809.ms.atmcor.atmtype1_bl (SPW 17, FIELD 2, ANT 1). Possibly all data flagged
• Failed to detect gaps between raster scans. Fall back to time domain analysis. Result might not be correct.
• Raster scan analysis failed. Skipping further calculation.
• Field Sgr_A_star Spw 17: Absorption feature is detected in the lower S/N area. Please check calibration result in detail.
• Field Sgr_A_star Spw 19: Absorption feature is detected in the lower S/N area. Please check calibration result in detail.
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_X23809.ms.atmcor.atmtype1_bl (SPW 21, FIELD 2, ANT 1). Possibly all data flagged
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_X23809.ms.atmcor.atmtype1_bl (SPW 23, FIELD 2, ANT 1). Possibly all data flagged
• Field Sgr_A_star Spw 23: Absorption feature is detected in the lower S/N area. Please check calibration result in detail.
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_Xcd1a.ms.atmcor.atmtype1_bl (SPW 27, FIELD 2, ANT 1). Possibly all data flagged
• Ignoring DEVIATION MASK of uid___A002_Xf49cca_X23809.ms.atmcor.atmtype1_bl (SPW 27, FIELD 2, ANT 1). Possibly all data flagged

Baseline ripples

Below image is for SPW 27, but problem affects all SPWs.

Some emission close to SPW edges. Probably OK though.

SPW 21:

SPW 23:

Misc

PWV was > 5mm for uid_A002_Xf53eebX93cd.ms and uidA002_Xf53eeb_Xa0e6.ms. Other executions are better.

[eacmills]

A few bad HCO+/SPW 21 baseline fits

Before subtraction:

After subtraction: