Exposure
ID
PIONI.2024-07-14T23:03:16.961_1
Header ID
PIONI.2024-07-14T23:03:16.961
Date updated
2024-07-14 23:10:38 UTC+0000
Release date
2025-07-14 23:10:37 UTC+0000
UTC Start
2024-07-14 23:03:16.961
UTC End
2024-07-14 23:03:55.361
MJD Start
60505.9606129723
MJD End
60505.9610574167
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002041
Ambient temperature (°C)
12.21
Seeing (arcsec)
0.76
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 35.7190 35.7830 127.7000 127.8000
A0-J2 105.5880 105.7270 50.0000 50.2000
A0-J6 166.8850 166.8870 358.3020 358.4200
B5-J2 104.0240 104.0760 30.3000 30.5000
B5-J6 191.5460 191.5730 350.0170 350.1140
J2-J6 130.8960 131.0650 319.0640 319.1220
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 60505.9606129723
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 35.719
HIERARCH ESO ISS PBL12 END 35.783
HIERARCH ESO ISS PBLA12 START 127.7
HIERARCH ESO ISS PBLA12 END 127.8
HIERARCH ESO ISS PBL13 START 105.588
HIERARCH ESO ISS PBL13 END 105.727
HIERARCH ESO ISS PBLA13 START 50.0
HIERARCH ESO ISS PBLA13 END 50.2
HIERARCH ESO ISS PBL14 START 166.885
HIERARCH ESO ISS PBL14 END 166.887
HIERARCH ESO ISS PBLA14 START 358.302
HIERARCH ESO ISS PBLA14 END 358.42
HIERARCH ESO ISS PBL23 START 104.024
HIERARCH ESO ISS PBL23 END 104.076
HIERARCH ESO ISS PBLA23 START 30.3
HIERARCH ESO ISS PBLA23 END 30.5
HIERARCH ESO ISS PBL24 START 191.546
HIERARCH ESO ISS PBL24 END 191.573
HIERARCH ESO ISS PBLA24 START 350.017
HIERARCH ESO ISS PBLA24 END 350.114
HIERARCH ESO ISS PBL34 START 130.896
HIERARCH ESO ISS PBL34 END 131.065
HIERARCH ESO ISS PBLA34 START 319.064
HIERARCH ESO ISS PBLA34 END 319.122
HIERARCH ESO ISS AMBI TAU0 START 0.002041
HIERARCH ESO ISS AMBI TAU0 END 0.002041
HIERARCH ESO ISS AMBI TEMP 12.21
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76