Exposure
ID
PIONI.2024-07-15T05:40:45.523_1
Header ID
PIONI.2024-07-15T05:40:45.523
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 05:40:45.523
UTC End
2024-07-15 05:41:23.923
MJD Start
60506.2366379988
MJD End
60506.2370824432
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001865
Ambient temperature (°C)
11.84
Seeing (arcsec)
0.8
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 32.6830 32.6300 154.4000 154.5000
A0-J2 117.7830 117.6020 84.8000 84.8000
A0-J6 155.1770 155.3180 37.1150 37.1230
B5-J2 110.6690 110.6140 68.8000 68.7000
B5-J6 172.6060 172.7700 27.4220 27.4660
J2-J6 115.6050 115.5210 348.1810 348.3210
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 60506.2366379988
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 32.683
HIERARCH ESO ISS PBL12 END 32.63
HIERARCH ESO ISS PBLA12 START 154.4
HIERARCH ESO ISS PBLA12 END 154.5
HIERARCH ESO ISS PBL13 START 117.783
HIERARCH ESO ISS PBL13 END 117.602
HIERARCH ESO ISS PBLA13 START 84.8
HIERARCH ESO ISS PBLA13 END 84.8
HIERARCH ESO ISS PBL14 START 155.177
HIERARCH ESO ISS PBL14 END 155.318
HIERARCH ESO ISS PBLA14 START 37.115
HIERARCH ESO ISS PBLA14 END 37.123
HIERARCH ESO ISS PBL23 START 110.669
HIERARCH ESO ISS PBL23 END 110.614
HIERARCH ESO ISS PBLA23 START 68.8
HIERARCH ESO ISS PBLA23 END 68.7
HIERARCH ESO ISS PBL24 START 172.606
HIERARCH ESO ISS PBL24 END 172.77
HIERARCH ESO ISS PBLA24 START 27.422
HIERARCH ESO ISS PBLA24 END 27.466
HIERARCH ESO ISS PBL34 START 115.605
HIERARCH ESO ISS PBL34 END 115.521
HIERARCH ESO ISS PBLA34 START 348.181
HIERARCH ESO ISS PBLA34 END 348.321
HIERARCH ESO ISS AMBI TAU0 START 0.001865
HIERARCH ESO ISS AMBI TAU0 END 0.001865
HIERARCH ESO ISS AMBI TEMP 11.84
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.8