Exposure
ID
PIONI.2024-07-15T06:09:37.718_1
Header ID
PIONI.2024-07-15T06:09:37.718
Date updated
2024-07-15 06:15:40 UTC+0000
Release date
2025-07-15 06:15:40 UTC+0000
UTC Start
2024-07-15 06:09:37.718
UTC End
2024-07-15 06:10:16.118
MJD Start
60506.2566865482
MJD End
60506.2571309926
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001655
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.99
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 30.9430 30.8980 159.6000 159.7000
A0-J2 110.5880 110.3610 82.3000 82.2000
A0-J6 159.7610 159.8790 37.1540 37.1480
B5-J2 108.0810 107.9900 66.1000 66.0000
B5-J6 178.2710 178.4260 28.7250 28.7550
J2-J6 113.2220 113.1740 353.3530 353.5040
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 60506.2566865482
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 30.943
HIERARCH ESO ISS PBL12 END 30.898
HIERARCH ESO ISS PBLA12 START 159.6
HIERARCH ESO ISS PBLA12 END 159.7
HIERARCH ESO ISS PBL13 START 110.588
HIERARCH ESO ISS PBL13 END 110.361
HIERARCH ESO ISS PBLA13 START 82.3
HIERARCH ESO ISS PBLA13 END 82.2
HIERARCH ESO ISS PBL14 START 159.761
HIERARCH ESO ISS PBL14 END 159.879
HIERARCH ESO ISS PBLA14 START 37.154
HIERARCH ESO ISS PBLA14 END 37.148
HIERARCH ESO ISS PBL23 START 108.081
HIERARCH ESO ISS PBL23 END 107.99
HIERARCH ESO ISS PBLA23 START 66.1
HIERARCH ESO ISS PBLA23 END 66.0
HIERARCH ESO ISS PBL24 START 178.271
HIERARCH ESO ISS PBL24 END 178.426
HIERARCH ESO ISS PBLA24 START 28.725
HIERARCH ESO ISS PBLA24 END 28.755
HIERARCH ESO ISS PBL34 START 113.222
HIERARCH ESO ISS PBL34 END 113.174
HIERARCH ESO ISS PBLA34 START 353.353
HIERARCH ESO ISS PBLA34 END 353.504
HIERARCH ESO ISS AMBI TAU0 START 0.001655
HIERARCH ESO ISS AMBI TAU0 END 0.001655
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99