Exposure
ID
PIONI.2021-09-06T06:24:57.054_1
Header ID
PIONI.2021-09-06T06:24:57.054
Date updated
2021-09-29 14:28:28 UTC+0000
Release date
2022-09-06 06:31:21 UTC+0000
UTC Start
2021-09-06 06:24:57.054
UTC End
2021-09-06 06:25:22.654
MJD Start
59463.267327013
MJD End
59463.2676233093
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005485
Ambient temperature (°C)
12.38
Seeing (arcsec)
0.475
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 72.2060 72.0780 111.5000 111.5000
A0-J2 116.4880 116.3470 87.7000 87.7000
A0-J3 131.9650 131.9860 51.0280 51.0030
G1-J2 58.2120 58.2090 57.7000 57.7000
G1-J3 115.0460 115.0970 17.9230 17.9690
J2-J3 79.5740 79.5450 350.0060 350.0940
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 59463.267327013
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 72.206
HIERARCH ESO ISS PBL12 END 72.078
HIERARCH ESO ISS PBLA12 START 111.5
HIERARCH ESO ISS PBLA12 END 111.5
HIERARCH ESO ISS PBL13 START 116.488
HIERARCH ESO ISS PBL13 END 116.347
HIERARCH ESO ISS PBLA13 START 87.7
HIERARCH ESO ISS PBLA13 END 87.7
HIERARCH ESO ISS PBL14 START 131.965
HIERARCH ESO ISS PBL14 END 131.986
HIERARCH ESO ISS PBLA14 START 51.028
HIERARCH ESO ISS PBLA14 END 51.003
HIERARCH ESO ISS PBL23 START 58.212
HIERARCH ESO ISS PBL23 END 58.209
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 115.046
HIERARCH ESO ISS PBL24 END 115.097
HIERARCH ESO ISS PBLA24 START 17.923
HIERARCH ESO ISS PBLA24 END 17.969
HIERARCH ESO ISS PBL34 START 79.574
HIERARCH ESO ISS PBL34 END 79.545
HIERARCH ESO ISS PBLA34 START 350.006
HIERARCH ESO ISS PBLA34 END 350.094
HIERARCH ESO ISS AMBI TAU0 START 0.005485
HIERARCH ESO ISS AMBI TAU0 END 0.005485
HIERARCH ESO ISS AMBI TEMP 12.38
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.51