Exposure
ID
PIONI.2022-05-04T07:37:28.107_1
Header ID
PIONI.2022-05-04T07:37:28.107
Date updated
2022-05-04 07:45:35 UTC+0000
Release date
2022-05-04 07:37:28 UTC+0000
UTC Start
2022-05-04 07:37:28.106
UTC End
2022-05-04 07:37:53.706
MJD Start
59703.3176864171
MJD End
59703.3179827134
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004911
Ambient temperature (°C)
13.47
Seeing (arcsec)
0.92
Observation
ID
50793
Category
calibrator
Program ID
109.23K5.004
Program Title
SPATIALLY RESOLVING THE CAUSE OF LONG SECONDARY PERIODS IN EVOLVED STARS
Program Type
Normal
PI / COI
COURTNEY-BARRER/ HAUBOIS/ IRELAND/ PALADINI/ HANSEN/ DEFRERE/ WOOD
Target
ID
37887
Name
HD 171042
RA
279.676507
DEC
-70.23551
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 67.9870 67.9930 257.7000 257.9000
K0-D0 94.8130 94.8020 243.5000 243.6000
K0-J3 41.6110 41.6350 313.6510 313.7540
G2-D0 33.4440 33.4340 213.3000 213.5000
G2-J3 56.4060 56.3890 40.0930 40.2070
D0-J3 89.7050 89.6770 37.5820 37.6930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23K5.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59703.3176864171
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 171042
RA 279.676507
DEC -70.23551
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 67.987
HIERARCH ESO ISS PBL12 END 67.993
HIERARCH ESO ISS PBLA12 START 257.7
HIERARCH ESO ISS PBLA12 END 257.9
HIERARCH ESO ISS PBL13 START 94.813
HIERARCH ESO ISS PBL13 END 94.802
HIERARCH ESO ISS PBLA13 START 243.5
HIERARCH ESO ISS PBLA13 END 243.6
HIERARCH ESO ISS PBL14 START 41.611
HIERARCH ESO ISS PBL14 END 41.635
HIERARCH ESO ISS PBLA14 START 313.651
HIERARCH ESO ISS PBLA14 END 313.754
HIERARCH ESO ISS PBL23 START 33.444
HIERARCH ESO ISS PBL23 END 33.434
HIERARCH ESO ISS PBLA23 START 213.3
HIERARCH ESO ISS PBLA23 END 213.5
HIERARCH ESO ISS PBL24 START 56.406
HIERARCH ESO ISS PBL24 END 56.389
HIERARCH ESO ISS PBLA24 START 40.093
HIERARCH ESO ISS PBLA24 END 40.207
HIERARCH ESO ISS PBL34 START 89.705
HIERARCH ESO ISS PBL34 END 89.677
HIERARCH ESO ISS PBLA34 START 37.582
HIERARCH ESO ISS PBLA34 END 37.693
HIERARCH ESO ISS AMBI TAU0 START 0.004911
HIERARCH ESO ISS AMBI TAU0 END 0.004911
HIERARCH ESO ISS AMBI TEMP 13.47
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.92