Exposure
ID
PIONI.2021-09-17T04:44:34.577_1
Header ID
PIONI.2021-09-17T04:44:34.577
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 04:44:34.577
UTC End
2021-09-17 04:45:00.177
MJD Start
59474.1976224245
MJD End
59474.1979187208
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003486
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 67.1200 67.0860 269.4000 269.4000
K0-D0 95.9540 95.9590 252.7000 252.7000
K0-J3 45.7810 45.7400 331.7600 331.8270
G2-D0 37.0580 37.0840 221.4000 221.4000
G2-J3 61.2230 61.2620 47.9430 47.9480
D0-J3 98.1320 98.1970 45.4850 45.4940
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 59474.1976224245
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 67.12
HIERARCH ESO ISS PBL12 END 67.086
HIERARCH ESO ISS PBLA12 START 269.4
HIERARCH ESO ISS PBLA12 END 269.4
HIERARCH ESO ISS PBL13 START 95.954
HIERARCH ESO ISS PBL13 END 95.959
HIERARCH ESO ISS PBLA13 START 252.7
HIERARCH ESO ISS PBLA13 END 252.7
HIERARCH ESO ISS PBL14 START 45.781
HIERARCH ESO ISS PBL14 END 45.74
HIERARCH ESO ISS PBLA14 START 331.76
HIERARCH ESO ISS PBLA14 END 331.827
HIERARCH ESO ISS PBL23 START 37.058
HIERARCH ESO ISS PBL23 END 37.084
HIERARCH ESO ISS PBLA23 START 221.4
HIERARCH ESO ISS PBLA23 END 221.4
HIERARCH ESO ISS PBL24 START 61.223
HIERARCH ESO ISS PBL24 END 61.262
HIERARCH ESO ISS PBLA24 START 47.943
HIERARCH ESO ISS PBLA24 END 47.948
HIERARCH ESO ISS PBL34 START 98.132
HIERARCH ESO ISS PBL34 END 98.197
HIERARCH ESO ISS PBLA34 START 45.485
HIERARCH ESO ISS PBLA34 END 45.494
HIERARCH ESO ISS AMBI TAU0 START 0.003569
HIERARCH ESO ISS AMBI TAU0 END 0.003403
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53