Exposure
ID
PIONI.2022-05-04T09:35:24.109_1
Header ID
PIONI.2022-05-04T09:35:24.109
Date updated
2022-05-04 09:46:09 UTC+0000
Release date
2022-05-04 09:35:24 UTC+0000
UTC Start
2022-05-04 09:35:24.109
UTC End
2022-05-04 09:35:49.709
MJD Start
59703.399584597
MJD End
59703.3998808933
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006302
Ambient temperature (°C)
12.86
Seeing (arcsec)
0.68
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 68.1800 68.1760 285.6000 285.7000
K0-D0 90.9680 90.9420 270.8000 270.9000
K0-J3 45.2760 45.2890 334.8100 334.9110
G2-D0 30.5340 30.5150 235.9000 236.0000
G2-J3 51.6200 51.5890 63.9970 64.1220
D0-J3 81.9630 81.9130 61.0000 61.1220
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 59703.399584597
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 68.18
HIERARCH ESO ISS PBL12 END 68.176
HIERARCH ESO ISS PBLA12 START 285.6
HIERARCH ESO ISS PBLA12 END 285.7
HIERARCH ESO ISS PBL13 START 90.968
HIERARCH ESO ISS PBL13 END 90.942
HIERARCH ESO ISS PBLA13 START 270.8
HIERARCH ESO ISS PBLA13 END 270.9
HIERARCH ESO ISS PBL14 START 45.276
HIERARCH ESO ISS PBL14 END 45.289
HIERARCH ESO ISS PBLA14 START 334.81
HIERARCH ESO ISS PBLA14 END 334.911
HIERARCH ESO ISS PBL23 START 30.534
HIERARCH ESO ISS PBL23 END 30.515
HIERARCH ESO ISS PBLA23 START 235.9
HIERARCH ESO ISS PBLA23 END 236.0
HIERARCH ESO ISS PBL24 START 51.62
HIERARCH ESO ISS PBL24 END 51.589
HIERARCH ESO ISS PBLA24 START 63.997
HIERARCH ESO ISS PBLA24 END 64.122
HIERARCH ESO ISS PBL34 START 81.963
HIERARCH ESO ISS PBL34 END 81.913
HIERARCH ESO ISS PBLA34 START 61.0
HIERARCH ESO ISS PBLA34 END 61.122
HIERARCH ESO ISS AMBI TAU0 START 0.006302
HIERARCH ESO ISS AMBI TAU0 END 0.006302
HIERARCH ESO ISS AMBI TEMP 12.86
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68