Exposure
ID
PIONI.2021-08-31T03:05:21.043_1
Header ID
PIONI.2021-08-31T03:05:21.043
Date updated
2021-09-29 14:28:15 UTC+0000
Release date
2022-08-31 03:11:17 UTC+0000
UTC Start
2021-08-31 03:05:21.043
UTC End
2021-08-31 03:05:46.643
MJD Start
59457.1287157726
MJD End
59457.1290120689
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003334
Ambient temperature (°C)
10.63
Seeing (arcsec)
1.09
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 25.1750 25.1700 136.0000 136.0000
A0-D0 24.2270 24.2800 76.4000 76.4000
A0-C1 21.9960 22.0080 117.5720 117.5280
B2-D0 24.5610 24.5760 14.3000 14.4000
B2-C1 8.1840 8.1890 14.2320 14.3410
D0-C1 16.3780 16.3880 194.3140 194.4230
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 59457.1287157726
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 25.175
HIERARCH ESO ISS PBL12 END 25.17
HIERARCH ESO ISS PBLA12 START 136.0
HIERARCH ESO ISS PBLA12 END 136.0
HIERARCH ESO ISS PBL13 START 24.227
HIERARCH ESO ISS PBL13 END 24.28
HIERARCH ESO ISS PBLA13 START 76.4
HIERARCH ESO ISS PBLA13 END 76.4
HIERARCH ESO ISS PBL14 START 21.996
HIERARCH ESO ISS PBL14 END 22.008
HIERARCH ESO ISS PBLA14 START 117.572
HIERARCH ESO ISS PBLA14 END 117.528
HIERARCH ESO ISS PBL23 START 24.561
HIERARCH ESO ISS PBL23 END 24.576
HIERARCH ESO ISS PBLA23 START 14.3
HIERARCH ESO ISS PBLA23 END 14.4
HIERARCH ESO ISS PBL24 START 8.184
HIERARCH ESO ISS PBL24 END 8.189
HIERARCH ESO ISS PBLA24 START 14.232
HIERARCH ESO ISS PBLA24 END 14.341
HIERARCH ESO ISS PBL34 START 16.378
HIERARCH ESO ISS PBL34 END 16.388
HIERARCH ESO ISS PBLA34 START 194.314
HIERARCH ESO ISS PBLA34 END 194.423
HIERARCH ESO ISS AMBI TAU0 START 0.003334
HIERARCH ESO ISS AMBI TAU0 END 0.003334
HIERARCH ESO ISS AMBI TEMP 10.63
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.09