Exposure
ID
PIONI.2024-07-15T05:42:26.336_1
Header ID
PIONI.2024-07-15T05:42:26.336
Date updated
2024-07-15 05:55:42 UTC+0000
Release date
2025-07-15 05:55:42 UTC+0000
UTC Start
2024-07-15 05:42:26.336
UTC End
2024-07-15 05:43:04.736
MJD Start
60506.2378048096
MJD End
60506.238249254
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001642
Ambient temperature (°C)
11.79
Seeing (arcsec)
0.89
Observation
ID
60090
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
44602
Name
FF Aql
RA
284.560859
DEC
17.36086
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 32.5740 32.5220 154.6000 154.8000
A0-J2 117.4080 117.2240 84.7000 84.6000
A0-J6 155.4670 155.6070 37.1300 37.1370
B5-J2 110.5540 110.4970 68.6000 68.6000
B5-J6 172.9440 173.1080 27.5120 27.5550
J2-J6 115.4320 115.3490 348.4710 348.6120
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 60506.2378048096
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME FF Aql
RA 284.560859
DEC 17.36086
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 32.574
HIERARCH ESO ISS PBL12 END 32.522
HIERARCH ESO ISS PBLA12 START 154.6
HIERARCH ESO ISS PBLA12 END 154.8
HIERARCH ESO ISS PBL13 START 117.408
HIERARCH ESO ISS PBL13 END 117.224
HIERARCH ESO ISS PBLA13 START 84.7
HIERARCH ESO ISS PBLA13 END 84.6
HIERARCH ESO ISS PBL14 START 155.467
HIERARCH ESO ISS PBL14 END 155.607
HIERARCH ESO ISS PBLA14 START 37.13
HIERARCH ESO ISS PBLA14 END 37.137
HIERARCH ESO ISS PBL23 START 110.554
HIERARCH ESO ISS PBL23 END 110.497
HIERARCH ESO ISS PBLA23 START 68.6
HIERARCH ESO ISS PBLA23 END 68.6
HIERARCH ESO ISS PBL24 START 172.944
HIERARCH ESO ISS PBL24 END 173.108
HIERARCH ESO ISS PBLA24 START 27.512
HIERARCH ESO ISS PBLA24 END 27.555
HIERARCH ESO ISS PBL34 START 115.432
HIERARCH ESO ISS PBL34 END 115.349
HIERARCH ESO ISS PBLA34 START 348.471
HIERARCH ESO ISS PBLA34 END 348.612
HIERARCH ESO ISS AMBI TAU0 START 0.001689
HIERARCH ESO ISS AMBI TAU0 END 0.001595
HIERARCH ESO ISS AMBI TEMP 11.79
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.94