Exposure
ID
PIONI.2024-07-16T01:47:10.409_1
Header ID
PIONI.2024-07-16T01:47:10.409
Date updated
2024-07-16 02:05:40 UTC+0000
Release date
2025-07-16 02:05:40 UTC+0000
UTC Start
2024-07-16 01:47:10.409
UTC End
2024-07-16 01:47:48.809
MJD Start
60507.0744260331
MJD End
60507.0748704775
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005311
Ambient temperature (°C)
15.13
Seeing (arcsec)
0.64
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 45.0230 45.0490 144.7000 144.8000
A0-J2 127.8990 127.9450 85.2000 85.4000
A0-J6 163.3320 163.2880 22.2350 22.3530
B5-J2 111.9890 111.9890 64.9000 65.1000
B5-J6 191.3140 191.2840 10.7840 10.8930
J2-J6 155.0660 155.1340 334.9560 335.0580
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 60507.0744260331
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 45.023
HIERARCH ESO ISS PBL12 END 45.049
HIERARCH ESO ISS PBLA12 START 144.7
HIERARCH ESO ISS PBLA12 END 144.8
HIERARCH ESO ISS PBL13 START 127.899
HIERARCH ESO ISS PBL13 END 127.945
HIERARCH ESO ISS PBLA13 START 85.2
HIERARCH ESO ISS PBLA13 END 85.4
HIERARCH ESO ISS PBL14 START 163.332
HIERARCH ESO ISS PBL14 END 163.288
HIERARCH ESO ISS PBLA14 START 22.235
HIERARCH ESO ISS PBLA14 END 22.353
HIERARCH ESO ISS PBL23 START 111.989
HIERARCH ESO ISS PBL23 END 111.989
HIERARCH ESO ISS PBLA23 START 64.9
HIERARCH ESO ISS PBLA23 END 65.1
HIERARCH ESO ISS PBL24 START 191.314
HIERARCH ESO ISS PBL24 END 191.284
HIERARCH ESO ISS PBLA24 START 10.784
HIERARCH ESO ISS PBLA24 END 10.893
HIERARCH ESO ISS PBL34 START 155.066
HIERARCH ESO ISS PBL34 END 155.134
HIERARCH ESO ISS PBLA34 START 334.956
HIERARCH ESO ISS PBLA34 END 335.058
HIERARCH ESO ISS AMBI TAU0 START 0.005311
HIERARCH ESO ISS AMBI TAU0 END 0.005311
HIERARCH ESO ISS AMBI TEMP 15.13
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64