Exposure
ID
PIONI.2021-11-03T01:22:22.979_1
Header ID
PIONI.2021-11-03T01:22:22.979
Date updated
2021-11-03 01:31:06 UTC+0000
Release date
2022-11-03 01:31:06 UTC+0000
UTC Start
2021-11-03 01:22:22.980
UTC End
2021-11-03 01:22:48.580
MJD Start
59521.0572104133
MJD End
59521.0575067096
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007471
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.45
Observation
ID
48715
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
36485
Name
R Peg
RA
346.662117
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 21.6520 21.6290 138.1000 138.2000
A0-D0 31.8640 31.8710 73.5000 73.5000
A0-C1 21.2630 21.2450 111.3180 111.3100
B2-D0 29.8840 29.9060 32.6000 32.6000
B2-C1 9.9530 9.9610 32.5350 32.5740
D0-C1 19.9310 19.9460 212.6010 212.6400
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 59521.0572104133
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662117
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 21.652
HIERARCH ESO ISS PBL12 END 21.629
HIERARCH ESO ISS PBLA12 START 138.1
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 31.864
HIERARCH ESO ISS PBL13 END 31.871
HIERARCH ESO ISS PBLA13 START 73.5
HIERARCH ESO ISS PBLA13 END 73.5
HIERARCH ESO ISS PBL14 START 21.263
HIERARCH ESO ISS PBL14 END 21.245
HIERARCH ESO ISS PBLA14 START 111.318
HIERARCH ESO ISS PBLA14 END 111.31
HIERARCH ESO ISS PBL23 START 29.884
HIERARCH ESO ISS PBL23 END 29.906
HIERARCH ESO ISS PBLA23 START 32.6
HIERARCH ESO ISS PBLA23 END 32.6
HIERARCH ESO ISS PBL24 START 9.953
HIERARCH ESO ISS PBL24 END 9.961
HIERARCH ESO ISS PBLA24 START 32.535
HIERARCH ESO ISS PBLA24 END 32.574
HIERARCH ESO ISS PBL34 START 19.931
HIERARCH ESO ISS PBL34 END 19.946
HIERARCH ESO ISS PBLA34 START 212.601
HIERARCH ESO ISS PBLA34 END 212.64
HIERARCH ESO ISS AMBI TAU0 START 0.007471
HIERARCH ESO ISS AMBI TAU0 END 0.007471
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45