Exposure
ID
PIONI.2021-09-09T06:37:14.869_1
Header ID
PIONI.2021-09-09T06:37:14.869
Date updated
2021-09-29 14:28:33 UTC+0000
Release date
2022-09-09 06:44:07 UTC+0000
UTC Start
2021-09-09 06:37:14.869
UTC End
2021-09-09 06:37:40.469
MJD Start
59466.2758665355
MJD End
59466.2761628318
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00819
Ambient temperature (°C)
11.7
Seeing (arcsec)
0.395
Observation
ID
48143
Category
science
Program ID
105.2047.001
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: ALMA SIO AND VLTI IMAGING OF AGB STARS
Program Type
Normal
PI / COI
WITTKOWSKI/ HUMPHREYS/ CHIAVASSA/ PALADINI/ H\XC3\XB6FNER/ GRAY/ BLADH/ FREYTAG
Target
ID
36127
Name
R Peg
RA
346.662684
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 66.6340 66.4880 112.2000 112.2000
A0-J2 110.0880 109.9130 86.4000 86.4000
A0-J3 132.4200 132.4210 50.0700 50.0430
G1-J2 57.8710 57.8570 56.4000 56.3000
G1-J3 117.1820 117.2370 19.8800 19.9250
J2-J3 78.5950 78.5760 353.9080 354.0070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.2047.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59466.2758665355
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662684
DEC 10.54331
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 66.634
HIERARCH ESO ISS PBL12 END 66.488
HIERARCH ESO ISS PBLA12 START 112.2
HIERARCH ESO ISS PBLA12 END 112.2
HIERARCH ESO ISS PBL13 START 110.088
HIERARCH ESO ISS PBL13 END 109.913
HIERARCH ESO ISS PBLA13 START 86.4
HIERARCH ESO ISS PBLA13 END 86.4
HIERARCH ESO ISS PBL14 START 132.42
HIERARCH ESO ISS PBL14 END 132.421
HIERARCH ESO ISS PBLA14 START 50.07
HIERARCH ESO ISS PBLA14 END 50.043
HIERARCH ESO ISS PBL23 START 57.871
HIERARCH ESO ISS PBL23 END 57.857
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 117.182
HIERARCH ESO ISS PBL24 END 117.237
HIERARCH ESO ISS PBLA24 START 19.88
HIERARCH ESO ISS PBLA24 END 19.925
HIERARCH ESO ISS PBL34 START 78.595
HIERARCH ESO ISS PBL34 END 78.576
HIERARCH ESO ISS PBLA34 START 353.908
HIERARCH ESO ISS PBLA34 END 354.007
HIERARCH ESO ISS AMBI TAU0 START 0.008224
HIERARCH ESO ISS AMBI TAU0 END 0.008156
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.4