Exposure
ID
PIONI.2024-07-15T06:23:17.342_1
Header ID
PIONI.2024-07-15T06:23:17.342
Date updated
2024-07-15 06:30:46 UTC+0000
Release date
2025-07-15 06:30:46 UTC+0000
UTC Start
2024-07-15 06:23:17.342
UTC End
2024-07-15 06:23:55.742
MJD Start
60506.2661729441
MJD End
60506.2666173885
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001826
Ambient temperature (°C)
11.7
Seeing (arcsec)
0.875
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 30.2390 30.1990 162.4000 162.5000
A0-J2 106.6400 106.3930 80.9000 80.9000
A0-J6 161.6340 161.7400 37.0140 37.0020
B5-J2 106.4170 106.3090 64.6000 64.5000
B5-J6 180.8190 180.9680 29.1720 29.1950
J2-J6 112.5590 112.5300 355.9150 356.0700
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 60506.2661729441
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 30.239
HIERARCH ESO ISS PBL12 END 30.199
HIERARCH ESO ISS PBLA12 START 162.4
HIERARCH ESO ISS PBLA12 END 162.5
HIERARCH ESO ISS PBL13 START 106.64
HIERARCH ESO ISS PBL13 END 106.393
HIERARCH ESO ISS PBLA13 START 80.9
HIERARCH ESO ISS PBLA13 END 80.9
HIERARCH ESO ISS PBL14 START 161.634
HIERARCH ESO ISS PBL14 END 161.74
HIERARCH ESO ISS PBLA14 START 37.014
HIERARCH ESO ISS PBLA14 END 37.002
HIERARCH ESO ISS PBL23 START 106.417
HIERARCH ESO ISS PBL23 END 106.309
HIERARCH ESO ISS PBLA23 START 64.6
HIERARCH ESO ISS PBLA23 END 64.5
HIERARCH ESO ISS PBL24 START 180.819
HIERARCH ESO ISS PBL24 END 180.968
HIERARCH ESO ISS PBLA24 START 29.172
HIERARCH ESO ISS PBLA24 END 29.195
HIERARCH ESO ISS PBL34 START 112.559
HIERARCH ESO ISS PBL34 END 112.53
HIERARCH ESO ISS PBLA34 START 355.915
HIERARCH ESO ISS PBLA34 END 356.07
HIERARCH ESO ISS AMBI TAU0 START 0.001846
HIERARCH ESO ISS AMBI TAU0 END 0.001806
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.9