Exposure
ID
PIONI.2021-11-03T01:23:39.167_1
Header ID
PIONI.2021-11-03T01:23:39.167
Date updated
2021-11-03 01:31:06 UTC+0000
Release date
2022-11-03 01:31:06 UTC+0000
UTC Start
2021-11-03 01:23:39.167
UTC End
2021-11-03 01:24:04.767
MJD Start
59521.0580922095
MJD End
59521.0583885058
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007471
Ambient temperature (°C)
13.39
Seeing (arcsec)
0.45
Observation
ID
48715
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
36485
Name
R Peg
RA
346.662117
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 21.6030 21.5810 138.2000 138.2000
A0-D0 31.8790 31.8860 73.4000 73.4000
A0-C1 21.2230 21.2050 111.3040 111.2930
B2-D0 29.9320 29.9530 32.7000 32.7000
B2-C1 9.9690 9.9760 32.6220 32.6560
D0-C1 19.9630 19.9770 212.6880 212.7220
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 59521.0580922095
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662117
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 21.603
HIERARCH ESO ISS PBL12 END 21.581
HIERARCH ESO ISS PBLA12 START 138.2
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 31.879
HIERARCH ESO ISS PBL13 END 31.886
HIERARCH ESO ISS PBLA13 START 73.4
HIERARCH ESO ISS PBLA13 END 73.4
HIERARCH ESO ISS PBL14 START 21.223
HIERARCH ESO ISS PBL14 END 21.205
HIERARCH ESO ISS PBLA14 START 111.304
HIERARCH ESO ISS PBLA14 END 111.293
HIERARCH ESO ISS PBL23 START 29.932
HIERARCH ESO ISS PBL23 END 29.953
HIERARCH ESO ISS PBLA23 START 32.7
HIERARCH ESO ISS PBLA23 END 32.7
HIERARCH ESO ISS PBL24 START 9.969
HIERARCH ESO ISS PBL24 END 9.976
HIERARCH ESO ISS PBLA24 START 32.622
HIERARCH ESO ISS PBLA24 END 32.656
HIERARCH ESO ISS PBL34 START 19.963
HIERARCH ESO ISS PBL34 END 19.977
HIERARCH ESO ISS PBLA34 START 212.688
HIERARCH ESO ISS PBLA34 END 212.722
HIERARCH ESO ISS AMBI TAU0 START 0.007471
HIERARCH ESO ISS AMBI TAU0 END 0.007471
HIERARCH ESO ISS AMBI TEMP 13.39
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45