Exposure
ID
PIONI.2024-07-03T00:03:08.990_1
Header ID
PIONI.2024-07-03T00:03:08.990
Date updated
2024-07-03 00:10:44 UTC+0000
Release date
2025-07-03 00:10:43 UTC+0000
UTC Start
2024-07-03 00:03:08.990
UTC End
2024-07-03 00:03:47.390
MJD Start
60494.0021873876
MJD End
60494.002631832
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0061335
Ambient temperature (°C)
16.34
Seeing (arcsec)
0.94
Observation
ID
59835
Category
science
Program ID
113.26BT.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44391
Name
S Mus
RA
183.192519
DEC
-70.1518
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.0780 89.0920 134.3000 134.5000
A0-J2 128.2380 128.2210 118.8000 119.0000
A0-K0 117.8700 117.8120 103.2230 103.4180
G1-J2 48.6140 48.5760 89.5000 89.7000
G1-K0 62.0230 61.9590 55.3440 55.4920
J2-K0 34.9610 34.9580 3.9490 4.0720
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60494.0021873876
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME S Mus
RA 183.192519
DEC -70.1518
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 89.078
HIERARCH ESO ISS PBL12 END 89.092
HIERARCH ESO ISS PBLA12 START 134.3
HIERARCH ESO ISS PBLA12 END 134.5
HIERARCH ESO ISS PBL13 START 128.238
HIERARCH ESO ISS PBL13 END 128.221
HIERARCH ESO ISS PBLA13 START 118.8
HIERARCH ESO ISS PBLA13 END 119.0
HIERARCH ESO ISS PBL14 START 117.87
HIERARCH ESO ISS PBL14 END 117.812
HIERARCH ESO ISS PBLA14 START 103.223
HIERARCH ESO ISS PBLA14 END 103.418
HIERARCH ESO ISS PBL23 START 48.614
HIERARCH ESO ISS PBL23 END 48.576
HIERARCH ESO ISS PBLA23 START 89.5
HIERARCH ESO ISS PBLA23 END 89.7
HIERARCH ESO ISS PBL24 START 62.023
HIERARCH ESO ISS PBL24 END 61.959
HIERARCH ESO ISS PBLA24 START 55.344
HIERARCH ESO ISS PBLA24 END 55.492
HIERARCH ESO ISS PBL34 START 34.961
HIERARCH ESO ISS PBL34 END 34.958
HIERARCH ESO ISS PBLA34 START 3.949
HIERARCH ESO ISS PBLA34 END 4.072
HIERARCH ESO ISS AMBI TAU0 START 0.006284
HIERARCH ESO ISS AMBI TAU0 END 0.005983
HIERARCH ESO ISS AMBI TEMP 16.34
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.93