Exposure
ID
PIONI.2024-07-15T05:09:58.443_1
Header ID
PIONI.2024-07-15T05:09:58.443
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 05:09:58.443
UTC End
2024-07-15 05:10:36.843
MJD Start
60506.2152597564
MJD End
60506.2157042008
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.00216
Ambient temperature (°C)
11.9
Seeing (arcsec)
0.795
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 34.7940 34.7360 149.9000 150.0000
A0-J2 123.6160 123.4870 87.3000 87.3000
A0-J6 149.4270 149.5900 36.5340 36.5570
B5-J2 111.9280 111.9160 71.3000 71.3000
B5-J6 166.3240 166.4920 25.4610 25.5210
J2-J6 119.4290 119.3130 343.1910 343.3150
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 60506.2152597564
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 34.794
HIERARCH ESO ISS PBL12 END 34.736
HIERARCH ESO ISS PBLA12 START 149.9
HIERARCH ESO ISS PBLA12 END 150.0
HIERARCH ESO ISS PBL13 START 123.616
HIERARCH ESO ISS PBL13 END 123.487
HIERARCH ESO ISS PBLA13 START 87.3
HIERARCH ESO ISS PBLA13 END 87.3
HIERARCH ESO ISS PBL14 START 149.427
HIERARCH ESO ISS PBL14 END 149.59
HIERARCH ESO ISS PBLA14 START 36.534
HIERARCH ESO ISS PBLA14 END 36.557
HIERARCH ESO ISS PBL23 START 111.928
HIERARCH ESO ISS PBL23 END 111.916
HIERARCH ESO ISS PBLA23 START 71.3
HIERARCH ESO ISS PBLA23 END 71.3
HIERARCH ESO ISS PBL24 START 166.324
HIERARCH ESO ISS PBL24 END 166.492
HIERARCH ESO ISS PBLA24 START 25.461
HIERARCH ESO ISS PBLA24 END 25.521
HIERARCH ESO ISS PBL34 START 119.429
HIERARCH ESO ISS PBL34 END 119.313
HIERARCH ESO ISS PBLA34 START 343.191
HIERARCH ESO ISS PBLA34 END 343.315
HIERARCH ESO ISS AMBI TAU0 START 0.002464
HIERARCH ESO ISS AMBI TAU0 END 0.001856
HIERARCH ESO ISS AMBI TEMP 11.9
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.82