Exposure
ID
PIONI.2022-05-04T07:38:06.041_1
Header ID
PIONI.2022-05-04T07:38:06.041
Date updated
2022-05-04 07:45:35 UTC+0000
Release date
2022-05-04 07:38:06 UTC+0000
UTC Start
2022-05-04 07:38:06.041
UTC End
2022-05-04 07:38:31.641
MJD Start
59703.3181254696
MJD End
59703.3184217659
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005317
Ambient temperature (°C)
13.47
Seeing (arcsec)
0.87
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 67.9930 67.9990 257.9000 258.0000
K0-D0 94.8010 94.7890 243.6000 243.7000
K0-J3 41.6370 41.6610 313.7660 313.8690
G2-D0 33.4330 33.4230 213.5000 213.6000
G2-J3 56.3870 56.3700 40.2200 40.3340
D0-J3 89.6740 89.6460 37.7060 37.8170
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 59703.3181254696
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 67.993
HIERARCH ESO ISS PBL12 END 67.999
HIERARCH ESO ISS PBLA12 START 257.9
HIERARCH ESO ISS PBLA12 END 258.0
HIERARCH ESO ISS PBL13 START 94.801
HIERARCH ESO ISS PBL13 END 94.789
HIERARCH ESO ISS PBLA13 START 243.6
HIERARCH ESO ISS PBLA13 END 243.7
HIERARCH ESO ISS PBL14 START 41.637
HIERARCH ESO ISS PBL14 END 41.661
HIERARCH ESO ISS PBLA14 START 313.766
HIERARCH ESO ISS PBLA14 END 313.869
HIERARCH ESO ISS PBL23 START 33.433
HIERARCH ESO ISS PBL23 END 33.423
HIERARCH ESO ISS PBLA23 START 213.5
HIERARCH ESO ISS PBLA23 END 213.6
HIERARCH ESO ISS PBL24 START 56.387
HIERARCH ESO ISS PBL24 END 56.37
HIERARCH ESO ISS PBLA24 START 40.22
HIERARCH ESO ISS PBLA24 END 40.334
HIERARCH ESO ISS PBL34 START 89.674
HIERARCH ESO ISS PBL34 END 89.646
HIERARCH ESO ISS PBLA34 START 37.706
HIERARCH ESO ISS PBLA34 END 37.817
HIERARCH ESO ISS AMBI TAU0 START 0.004911
HIERARCH ESO ISS AMBI TAU0 END 0.005723
HIERARCH ESO ISS AMBI TEMP 13.47
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.82