Exposure
ID
PIONI.2024-07-14T23:34:17.348_1
Header ID
PIONI.2024-07-14T23:34:17.348
Date updated
2024-07-14 23:40:36 UTC+0000
Release date
2025-07-14 23:40:36 UTC+0000
UTC Start
2024-07-14 23:34:17.348
UTC End
2024-07-14 23:34:55.748
MJD Start
60505.9821452321
MJD End
60505.9825896765
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001795
Ambient temperature (°C)
12.13
Seeing (arcsec)
0.88
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 38.0550 38.1120 130.3000 130.4000
A0-J2 110.9720 111.1120 57.6000 57.8000
A0-J6 166.8550 166.8510 2.8570 2.9770
B5-J2 106.0740 106.1290 37.6000 37.8000
B5-J6 192.3800 192.3960 353.8230 353.9240
J2-J6 137.0350 137.1860 321.4650 321.5320
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 60505.9821452321
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 38.055
HIERARCH ESO ISS PBL12 END 38.112
HIERARCH ESO ISS PBLA12 START 130.3
HIERARCH ESO ISS PBLA12 END 130.4
HIERARCH ESO ISS PBL13 START 110.972
HIERARCH ESO ISS PBL13 END 111.112
HIERARCH ESO ISS PBLA13 START 57.6
HIERARCH ESO ISS PBLA13 END 57.8
HIERARCH ESO ISS PBL14 START 166.855
HIERARCH ESO ISS PBL14 END 166.851
HIERARCH ESO ISS PBLA14 START 2.857
HIERARCH ESO ISS PBLA14 END 2.977
HIERARCH ESO ISS PBL23 START 106.074
HIERARCH ESO ISS PBL23 END 106.129
HIERARCH ESO ISS PBLA23 START 37.6
HIERARCH ESO ISS PBLA23 END 37.8
HIERARCH ESO ISS PBL24 START 192.38
HIERARCH ESO ISS PBL24 END 192.396
HIERARCH ESO ISS PBLA24 START 353.823
HIERARCH ESO ISS PBLA24 END 353.924
HIERARCH ESO ISS PBL34 START 137.035
HIERARCH ESO ISS PBL34 END 137.186
HIERARCH ESO ISS PBLA34 START 321.465
HIERARCH ESO ISS PBLA34 END 321.532
HIERARCH ESO ISS AMBI TAU0 START 0.001795
HIERARCH ESO ISS AMBI TAU0 END 0.001795
HIERARCH ESO ISS AMBI TEMP 12.13
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.88