Exposure
ID
PIONI.2024-07-16T02:29:34.133_1
Header ID
PIONI.2024-07-16T02:29:34.133
Date updated
2024-07-16 02:40:48 UTC+0000
Release date
2025-07-16 02:40:48 UTC+0000
UTC Start
2024-07-16 02:29:34.133
UTC End
2024-07-16 02:30:12.533
MJD Start
60507.1038672812
MJD End
60507.1043117256
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007461
Ambient temperature (°C)
14.82
Seeing (arcsec)
0.55
Observation
ID
60074
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
44586
Name
V636 Sco
RA
260.692855
DEC
-45.61429
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 46.2030 46.2220 150.0000 150.1000
A0-J2 129.2220 129.2270 92.8000 93.0000
A0-J6 160.5640 160.5000 27.7420 27.8560
B5-J2 111.1840 111.1520 72.4000 72.5000
B5-J6 189.3010 189.2530 15.8320 15.9380
J2-J6 158.0870 158.1360 339.9020 340.0100
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 60507.1038672812
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V636 Sco
RA 260.692855
DEC -45.61429
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 46.203
HIERARCH ESO ISS PBL12 END 46.222
HIERARCH ESO ISS PBLA12 START 150.0
HIERARCH ESO ISS PBLA12 END 150.1
HIERARCH ESO ISS PBL13 START 129.222
HIERARCH ESO ISS PBL13 END 129.227
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 160.564
HIERARCH ESO ISS PBL14 END 160.5
HIERARCH ESO ISS PBLA14 START 27.742
HIERARCH ESO ISS PBLA14 END 27.856
HIERARCH ESO ISS PBL23 START 111.184
HIERARCH ESO ISS PBL23 END 111.152
HIERARCH ESO ISS PBLA23 START 72.4
HIERARCH ESO ISS PBLA23 END 72.5
HIERARCH ESO ISS PBL24 START 189.301
HIERARCH ESO ISS PBL24 END 189.253
HIERARCH ESO ISS PBLA24 START 15.832
HIERARCH ESO ISS PBLA24 END 15.938
HIERARCH ESO ISS PBL34 START 158.087
HIERARCH ESO ISS PBL34 END 158.136
HIERARCH ESO ISS PBLA34 START 339.902
HIERARCH ESO ISS PBLA34 END 340.01
HIERARCH ESO ISS AMBI TAU0 START 0.007461
HIERARCH ESO ISS AMBI TAU0 END 0.007461
HIERARCH ESO ISS AMBI TEMP 14.82
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55