Exposure
ID
PIONI.2021-09-17T04:43:56.446_1
Header ID
PIONI.2021-09-17T04:43:56.446
Date updated
2021-09-29 14:28:42 UTC+0000
Release date
2022-09-17 04:50:45 UTC+0000
UTC Start
2021-09-17 04:43:56.446
UTC End
2021-09-17 04:44:22.046
MJD Start
59474.1971810935
MJD End
59474.1974773898
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003569
Ambient temperature (°C)
11.53
Seeing (arcsec)
0.53
Observation
ID
48252
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
36188
Name
R Peg
RA
346.663253
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.1540 67.1210 269.5000 269.4000
K0-D0 95.9490 95.9540 252.8000 252.7000
K0-J3 45.8230 45.7830 331.6900 331.7560
G2-D0 37.0310 37.0570 221.4000 221.4000
G2-J3 61.1820 61.2210 47.9370 47.9420
D0-J3 98.0640 98.1290 45.4750 45.4840
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 59474.1971810935
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.663253
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 67.154
HIERARCH ESO ISS PBL12 END 67.121
HIERARCH ESO ISS PBLA12 START 269.5
HIERARCH ESO ISS PBLA12 END 269.4
HIERARCH ESO ISS PBL13 START 95.949
HIERARCH ESO ISS PBL13 END 95.954
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.7
HIERARCH ESO ISS PBL14 START 45.823
HIERARCH ESO ISS PBL14 END 45.783
HIERARCH ESO ISS PBLA14 START 331.69
HIERARCH ESO ISS PBLA14 END 331.756
HIERARCH ESO ISS PBL23 START 37.031
HIERARCH ESO ISS PBL23 END 37.057
HIERARCH ESO ISS PBLA23 START 221.4
HIERARCH ESO ISS PBLA23 END 221.4
HIERARCH ESO ISS PBL24 START 61.182
HIERARCH ESO ISS PBL24 END 61.221
HIERARCH ESO ISS PBLA24 START 47.937
HIERARCH ESO ISS PBLA24 END 47.942
HIERARCH ESO ISS PBL34 START 98.064
HIERARCH ESO ISS PBL34 END 98.129
HIERARCH ESO ISS PBLA34 START 45.475
HIERARCH ESO ISS PBLA34 END 45.484
HIERARCH ESO ISS AMBI TAU0 START 0.003569
HIERARCH ESO ISS AMBI TAU0 END 0.003569
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53