Exposure
ID
PIONI.2021-08-31T03:29:48.447_1
Header ID
PIONI.2021-08-31T03:29:48.447
Date updated
2021-09-29 14:28:15 UTC+0000
Release date
2022-08-31 03:36:38 UTC+0000
UTC Start
2021-08-31 03:29:48.447
UTC End
2021-08-31 03:30:14.047
MJD Start
59457.1456996179
MJD End
59457.1459959142
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002707
Ambient temperature (°C)
10.62
Seeing (arcsec)
1.715
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 24.9240 24.9160 135.5000 135.5000
A0-D0 26.2340 26.2800 76.4000 76.4000
A0-C1 22.3950 22.4030 115.9200 115.8830
B2-D0 25.2460 25.2650 18.5000 18.6000
B2-C1 8.4110 8.4170 18.4520 18.5500
D0-C1 16.8350 16.8480 198.5350 198.6330
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 59457.1456996179
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 24.924
HIERARCH ESO ISS PBL12 END 24.916
HIERARCH ESO ISS PBLA12 START 135.5
HIERARCH ESO ISS PBLA12 END 135.5
HIERARCH ESO ISS PBL13 START 26.234
HIERARCH ESO ISS PBL13 END 26.28
HIERARCH ESO ISS PBLA13 START 76.4
HIERARCH ESO ISS PBLA13 END 76.4
HIERARCH ESO ISS PBL14 START 22.395
HIERARCH ESO ISS PBL14 END 22.403
HIERARCH ESO ISS PBLA14 START 115.92
HIERARCH ESO ISS PBLA14 END 115.883
HIERARCH ESO ISS PBL23 START 25.246
HIERARCH ESO ISS PBL23 END 25.265
HIERARCH ESO ISS PBLA23 START 18.5
HIERARCH ESO ISS PBLA23 END 18.6
HIERARCH ESO ISS PBL24 START 8.411
HIERARCH ESO ISS PBL24 END 8.417
HIERARCH ESO ISS PBLA24 START 18.452
HIERARCH ESO ISS PBLA24 END 18.55
HIERARCH ESO ISS PBL34 START 16.835
HIERARCH ESO ISS PBL34 END 16.848
HIERARCH ESO ISS PBLA34 START 198.535
HIERARCH ESO ISS PBLA34 END 198.633
HIERARCH ESO ISS AMBI TAU0 START 0.002707
HIERARCH ESO ISS AMBI TAU0 END 0.002707
HIERARCH ESO ISS AMBI TEMP 10.62
HIERARCH ESO ISS AMBI FWHM START 1.73
HIERARCH ESO ISS AMBI FWHM END 1.7