Exposure
ID
PIONI.2024-07-15T07:09:26.017_1
Header ID
PIONI.2024-07-15T07:09:26.017
Date updated
2024-07-15 07:15:39 UTC+0000
Release date
2025-07-15 07:15:39 UTC+0000
UTC Start
2024-07-15 07:09:26.017
UTC End
2024-07-15 07:10:04.417
MJD Start
60506.2982177865
MJD End
60506.2986622309
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001789
Ambient temperature (°C)
11.38
Seeing (arcsec)
1.1
Observation
ID
60080
Category
science
Program ID
113.26BT.002
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44592
Name
V350 Sgr
RA
281.322302
DEC
-20.6474
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.7130 46.7110 177.8000 177.9000
A0-J2 92.1510 91.8840 115.9000 116.1000
A0-J6 157.8730 157.7480 37.8370 37.8490
B5-J2 81.3260 81.0740 85.5000 85.5000
B5-J6 195.9490 195.8710 29.0110 29.0410
J2-J6 165.5540 165.5620 4.8320 4.9350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60506.2982177865
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V350 Sgr
RA 281.322302
DEC -20.6474
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.713
HIERARCH ESO ISS PBL12 END 46.711
HIERARCH ESO ISS PBLA12 START 177.8
HIERARCH ESO ISS PBLA12 END 177.9
HIERARCH ESO ISS PBL13 START 92.151
HIERARCH ESO ISS PBL13 END 91.884
HIERARCH ESO ISS PBLA13 START 115.9
HIERARCH ESO ISS PBLA13 END 116.1
HIERARCH ESO ISS PBL14 START 157.873
HIERARCH ESO ISS PBL14 END 157.748
HIERARCH ESO ISS PBLA14 START 37.837
HIERARCH ESO ISS PBLA14 END 37.849
HIERARCH ESO ISS PBL23 START 81.326
HIERARCH ESO ISS PBL23 END 81.074
HIERARCH ESO ISS PBLA23 START 85.5
HIERARCH ESO ISS PBLA23 END 85.5
HIERARCH ESO ISS PBL24 START 195.949
HIERARCH ESO ISS PBL24 END 195.871
HIERARCH ESO ISS PBLA24 START 29.011
HIERARCH ESO ISS PBLA24 END 29.041
HIERARCH ESO ISS PBL34 START 165.554
HIERARCH ESO ISS PBL34 END 165.562
HIERARCH ESO ISS PBLA34 START 4.832
HIERARCH ESO ISS PBLA34 END 4.935
HIERARCH ESO ISS AMBI TAU0 START 0.001775
HIERARCH ESO ISS AMBI TAU0 END 0.001803
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.06