Exposure
ID
PIONI.2024-07-16T01:16:51.063_1
Header ID
PIONI.2024-07-16T01:16:51.063
Date updated
2024-07-16 01:25:42 UTC+0000
Release date
2025-07-16 01:25:42 UTC+0000
UTC Start
2024-07-16 01:16:51.064
UTC End
2024-07-16 01:17:29.464
MJD Start
60507.0533687929
MJD End
60507.0538132373
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004761
Ambient temperature (°C)
14.13
Seeing (arcsec)
0.8
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 43.9220 43.9540 141.2000 141.3000
A0-J2 125.6590 125.7310 79.6000 79.8000
A0-J6 164.7210 164.6890 18.1270 18.2380
B5-J2 111.6060 111.6250 59.4000 59.5000
B5-J6 192.2230 192.2040 7.0840 7.1830
J2-J6 152.2400 152.3220 331.6230 331.7090
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 60507.0533687929
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 43.922
HIERARCH ESO ISS PBL12 END 43.954
HIERARCH ESO ISS PBLA12 START 141.2
HIERARCH ESO ISS PBLA12 END 141.3
HIERARCH ESO ISS PBL13 START 125.659
HIERARCH ESO ISS PBL13 END 125.731
HIERARCH ESO ISS PBLA13 START 79.6
HIERARCH ESO ISS PBLA13 END 79.8
HIERARCH ESO ISS PBL14 START 164.721
HIERARCH ESO ISS PBL14 END 164.689
HIERARCH ESO ISS PBLA14 START 18.127
HIERARCH ESO ISS PBLA14 END 18.238
HIERARCH ESO ISS PBL23 START 111.606
HIERARCH ESO ISS PBL23 END 111.625
HIERARCH ESO ISS PBLA23 START 59.4
HIERARCH ESO ISS PBLA23 END 59.5
HIERARCH ESO ISS PBL24 START 192.223
HIERARCH ESO ISS PBL24 END 192.204
HIERARCH ESO ISS PBLA24 START 7.084
HIERARCH ESO ISS PBLA24 END 7.183
HIERARCH ESO ISS PBL34 START 152.24
HIERARCH ESO ISS PBL34 END 152.322
HIERARCH ESO ISS PBLA34 START 331.623
HIERARCH ESO ISS PBLA34 END 331.709
HIERARCH ESO ISS AMBI TAU0 START 0.004447
HIERARCH ESO ISS AMBI TAU0 END 0.005075
HIERARCH ESO ISS AMBI TEMP 14.13
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.84