Exposure
ID
PIONI.2021-08-31T03:07:15.356_1
Header ID
PIONI.2021-08-31T03:07:15.356
Date updated
2021-09-29 14:28:15 UTC+0000
Release date
2022-08-31 03:16:20 UTC+0000
UTC Start
2021-08-31 03:07:15.355
UTC End
2021-08-31 03:07:40.955
MJD Start
59457.1300388351
MJD End
59457.1303351314
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003903
Ambient temperature (°C)
10.66
Seeing (arcsec)
0.97
Observation
ID
48038
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
36050
Name
R Peg
RA
346.662116
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 25.1600 25.1560 136.0000 135.9000
A0-D0 24.3930 24.4450 76.4000 76.4000
A0-C1 22.0340 22.0450 117.4330 117.3900
B2-D0 24.6090 24.6240 14.6000 14.7000
B2-C1 8.2000 8.2050 14.5750 14.6830
D0-C1 16.4100 16.4200 194.6570 194.7650
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 59457.1300388351
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662116
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 25.16
HIERARCH ESO ISS PBL12 END 25.156
HIERARCH ESO ISS PBLA12 START 136.0
HIERARCH ESO ISS PBLA12 END 135.9
HIERARCH ESO ISS PBL13 START 24.393
HIERARCH ESO ISS PBL13 END 24.445
HIERARCH ESO ISS PBLA13 START 76.4
HIERARCH ESO ISS PBLA13 END 76.4
HIERARCH ESO ISS PBL14 START 22.034
HIERARCH ESO ISS PBL14 END 22.045
HIERARCH ESO ISS PBLA14 START 117.433
HIERARCH ESO ISS PBLA14 END 117.39
HIERARCH ESO ISS PBL23 START 24.609
HIERARCH ESO ISS PBL23 END 24.624
HIERARCH ESO ISS PBLA23 START 14.6
HIERARCH ESO ISS PBLA23 END 14.7
HIERARCH ESO ISS PBL24 START 8.2
HIERARCH ESO ISS PBL24 END 8.205
HIERARCH ESO ISS PBLA24 START 14.575
HIERARCH ESO ISS PBLA24 END 14.683
HIERARCH ESO ISS PBL34 START 16.41
HIERARCH ESO ISS PBL34 END 16.42
HIERARCH ESO ISS PBLA34 START 194.657
HIERARCH ESO ISS PBLA34 END 194.765
HIERARCH ESO ISS AMBI TAU0 START 0.003903
HIERARCH ESO ISS AMBI TAU0 END 0.003903
HIERARCH ESO ISS AMBI TEMP 10.66
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97