Exposure
ID
PIONI.2024-07-16T02:16:05.008_1
Header ID
PIONI.2024-07-16T02:16:05.008
Date updated
2024-07-16 02:25:33 UTC+0000
Release date
2025-07-16 02:25:33 UTC+0000
UTC Start
2024-07-16 02:16:05.009
UTC End
2024-07-16 02:16:43.409
MJD Start
60507.0945024136
MJD End
60507.094946858
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007461
Ambient temperature (°C)
15.03
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 45.8700 45.8910 148.3000 148.4000
A0-J2 129.0360 129.0540 90.4000 90.5000
A0-J6 161.5610 161.5040 26.0350 26.1300
B5-J2 111.6230 111.6010 70.0000 70.2000
B5-J6 190.0420 190.0000 14.2580 14.3440
J2-J6 157.2360 157.2900 338.3080 338.3930
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 60507.0945024136
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 45.87
HIERARCH ESO ISS PBL12 END 45.891
HIERARCH ESO ISS PBLA12 START 148.3
HIERARCH ESO ISS PBLA12 END 148.4
HIERARCH ESO ISS PBL13 START 129.036
HIERARCH ESO ISS PBL13 END 129.054
HIERARCH ESO ISS PBLA13 START 90.4
HIERARCH ESO ISS PBLA13 END 90.5
HIERARCH ESO ISS PBL14 START 161.561
HIERARCH ESO ISS PBL14 END 161.504
HIERARCH ESO ISS PBLA14 START 26.035
HIERARCH ESO ISS PBLA14 END 26.13
HIERARCH ESO ISS PBL23 START 111.623
HIERARCH ESO ISS PBL23 END 111.601
HIERARCH ESO ISS PBLA23 START 70.0
HIERARCH ESO ISS PBLA23 END 70.2
HIERARCH ESO ISS PBL24 START 190.042
HIERARCH ESO ISS PBL24 END 190.0
HIERARCH ESO ISS PBLA24 START 14.258
HIERARCH ESO ISS PBLA24 END 14.344
HIERARCH ESO ISS PBL34 START 157.236
HIERARCH ESO ISS PBL34 END 157.29
HIERARCH ESO ISS PBLA34 START 338.308
HIERARCH ESO ISS PBLA34 END 338.393
HIERARCH ESO ISS AMBI TAU0 START 0.007461
HIERARCH ESO ISS AMBI TAU0 END 0.007461
HIERARCH ESO ISS AMBI TEMP 15.03
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55