Exposure
ID
PIONI.2021-09-17T04:28:55.713_1
Header ID
PIONI.2021-09-17T04:28:55.713
Date updated
2021-09-29 14:28:42 UTC+0000
Release date
2022-09-17 04:35:52 UTC+0000
UTC Start
2021-09-17 04:28:55.713
UTC End
2021-09-17 04:29:21.313
MJD Start
59474.1867559389
MJD End
59474.1870522352
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002764
Ambient temperature (°C)
11.6
Seeing (arcsec)
0.58
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 67.8350 67.8130 270.1000 270.1000
K0-D0 95.6190 95.6390 253.4000 253.4000
K0-J3 46.8420 46.8010 330.1220 330.1810
G2-D0 36.3570 36.3850 220.9000 220.9000
G2-J3 60.1340 60.1790 47.7360 47.7470
D0-J3 96.3300 96.4030 45.1590 45.1750
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 59474.1867559389
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 67.835
HIERARCH ESO ISS PBL12 END 67.813
HIERARCH ESO ISS PBLA12 START 270.1
HIERARCH ESO ISS PBLA12 END 270.1
HIERARCH ESO ISS PBL13 START 95.619
HIERARCH ESO ISS PBL13 END 95.639
HIERARCH ESO ISS PBLA13 START 253.4
HIERARCH ESO ISS PBLA13 END 253.4
HIERARCH ESO ISS PBL14 START 46.842
HIERARCH ESO ISS PBL14 END 46.801
HIERARCH ESO ISS PBLA14 START 330.122
HIERARCH ESO ISS PBLA14 END 330.181
HIERARCH ESO ISS PBL23 START 36.357
HIERARCH ESO ISS PBL23 END 36.385
HIERARCH ESO ISS PBLA23 START 220.9
HIERARCH ESO ISS PBLA23 END 220.9
HIERARCH ESO ISS PBL24 START 60.134
HIERARCH ESO ISS PBL24 END 60.179
HIERARCH ESO ISS PBLA24 START 47.736
HIERARCH ESO ISS PBLA24 END 47.747
HIERARCH ESO ISS PBL34 START 96.33
HIERARCH ESO ISS PBL34 END 96.403
HIERARCH ESO ISS PBLA34 START 45.159
HIERARCH ESO ISS PBLA34 END 45.175
HIERARCH ESO ISS AMBI TAU0 START 0.002764
HIERARCH ESO ISS AMBI TAU0 END 0.002764
HIERARCH ESO ISS AMBI TEMP 11.6
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58