Exposure
ID
PIONI.2024-07-15T05:11:38.686_1
Header ID
PIONI.2024-07-15T05:11:38.686
Date updated
2024-07-15 05:20:46 UTC+0000
Release date
2025-07-15 05:20:46 UTC+0000
UTC Start
2024-07-15 05:11:38.686
UTC End
2024-07-15 05:12:17.086
MJD Start
60506.2164199818
MJD End
60506.2168644262
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001918
Ambient temperature (°C)
11.94
Seeing (arcsec)
0.83
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 34.6750 34.6170 150.1000 150.2000
A0-J2 123.3510 123.2190 87.2000 87.1000
A0-J6 149.7590 149.9210 36.5810 36.6030
B5-J2 111.9020 111.8870 71.2000 71.1000
B5-J6 166.6660 166.8340 25.5830 25.6420
J2-J6 119.1930 119.0790 343.4450 343.5700
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 60506.2164199818
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 34.675
HIERARCH ESO ISS PBL12 END 34.617
HIERARCH ESO ISS PBLA12 START 150.1
HIERARCH ESO ISS PBLA12 END 150.2
HIERARCH ESO ISS PBL13 START 123.351
HIERARCH ESO ISS PBL13 END 123.219
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 87.1
HIERARCH ESO ISS PBL14 START 149.759
HIERARCH ESO ISS PBL14 END 149.921
HIERARCH ESO ISS PBLA14 START 36.581
HIERARCH ESO ISS PBLA14 END 36.603
HIERARCH ESO ISS PBL23 START 111.902
HIERARCH ESO ISS PBL23 END 111.887
HIERARCH ESO ISS PBLA23 START 71.2
HIERARCH ESO ISS PBLA23 END 71.1
HIERARCH ESO ISS PBL24 START 166.666
HIERARCH ESO ISS PBL24 END 166.834
HIERARCH ESO ISS PBLA24 START 25.583
HIERARCH ESO ISS PBLA24 END 25.642
HIERARCH ESO ISS PBL34 START 119.193
HIERARCH ESO ISS PBL34 END 119.079
HIERARCH ESO ISS PBLA34 START 343.445
HIERARCH ESO ISS PBLA34 END 343.57
HIERARCH ESO ISS AMBI TAU0 START 0.001918
HIERARCH ESO ISS AMBI TAU0 END 0.001918
HIERARCH ESO ISS AMBI TEMP 11.94
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83