Exposure
ID
PIONI.2021-09-03T02:12:13.346_1
Header ID
PIONI.2021-09-03T02:12:13.346
Date updated
2021-09-29 14:28:22 UTC+0000
Release date
2022-09-03 02:21:29 UTC+0000
UTC Start
2021-09-03 02:12:13.346
UTC End
2021-09-03 02:12:38.946
MJD Start
59460.0918211308
MJD End
59460.0921174271
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005902
Ambient temperature (°C)
12.47
Seeing (arcsec)
0.71
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 25.2930 25.2940 137.6000 137.6000
A0-D0 20.2780 20.3400 75.8000 75.8000
A0-C1 20.9150 20.9340 121.1150 121.0550
B2-D0 23.8010 23.8080 6.3000 6.4000
B2-C1 7.9320 7.9340 6.2600 6.3810
D0-C1 15.8690 15.8740 186.3350 186.4570
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 59460.0918211308
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 25.293
HIERARCH ESO ISS PBL12 END 25.294
HIERARCH ESO ISS PBLA12 START 137.6
HIERARCH ESO ISS PBLA12 END 137.6
HIERARCH ESO ISS PBL13 START 20.278
HIERARCH ESO ISS PBL13 END 20.34
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 20.915
HIERARCH ESO ISS PBL14 END 20.934
HIERARCH ESO ISS PBLA14 START 121.115
HIERARCH ESO ISS PBLA14 END 121.055
HIERARCH ESO ISS PBL23 START 23.801
HIERARCH ESO ISS PBL23 END 23.808
HIERARCH ESO ISS PBLA23 START 6.3
HIERARCH ESO ISS PBLA23 END 6.4
HIERARCH ESO ISS PBL24 START 7.932
HIERARCH ESO ISS PBL24 END 7.934
HIERARCH ESO ISS PBLA24 START 6.26
HIERARCH ESO ISS PBLA24 END 6.381
HIERARCH ESO ISS PBL34 START 15.869
HIERARCH ESO ISS PBL34 END 15.874
HIERARCH ESO ISS PBLA34 START 186.335
HIERARCH ESO ISS PBLA34 END 186.457
HIERARCH ESO ISS AMBI TAU0 START 0.005902
HIERARCH ESO ISS AMBI TAU0 END 0.005902
HIERARCH ESO ISS AMBI TEMP 12.47
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.72