Exposure
ID
PIONI.2024-07-03T02:59:05.729_1
Header ID
PIONI.2024-07-03T02:59:05.729
Date updated
2024-07-03 03:05:34 UTC+0000
Release date
2025-07-03 03:05:34 UTC+0000
UTC Start
2024-07-03 02:59:05.728
UTC End
2024-07-03 02:59:44.128
MJD Start
60494.1243718551
MJD End
60494.1248162995
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006055
Ambient temperature (°C)
17.43
Seeing (arcsec)
0.69
Observation
ID
59857
Category
science
Program ID
113.26BT.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44412
Name
V636 Sco
RA
260.692057
DEC
-45.61429
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.4100 88.4550 111.1000 111.2000
A0-J2 128.8180 128.8440 89.0000 89.1000
A0-K0 127.7680 127.7510 68.6250 68.7690
G1-J2 57.5300 57.5120 53.6000 53.7000
G1-K0 86.4380 86.4090 24.9700 25.0760
J2-K0 45.2910 45.3010 347.4860 347.5780
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60494.1243718551
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V636 Sco
RA 260.692057
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 88.41
HIERARCH ESO ISS PBL12 END 88.455
HIERARCH ESO ISS PBLA12 START 111.1
HIERARCH ESO ISS PBLA12 END 111.2
HIERARCH ESO ISS PBL13 START 128.818
HIERARCH ESO ISS PBL13 END 128.844
HIERARCH ESO ISS PBLA13 START 89.0
HIERARCH ESO ISS PBLA13 END 89.1
HIERARCH ESO ISS PBL14 START 127.768
HIERARCH ESO ISS PBL14 END 127.751
HIERARCH ESO ISS PBLA14 START 68.625
HIERARCH ESO ISS PBLA14 END 68.769
HIERARCH ESO ISS PBL23 START 57.53
HIERARCH ESO ISS PBL23 END 57.512
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 53.7
HIERARCH ESO ISS PBL24 START 86.438
HIERARCH ESO ISS PBL24 END 86.409
HIERARCH ESO ISS PBLA24 START 24.97
HIERARCH ESO ISS PBLA24 END 25.076
HIERARCH ESO ISS PBL34 START 45.291
HIERARCH ESO ISS PBL34 END 45.301
HIERARCH ESO ISS PBLA34 START 347.486
HIERARCH ESO ISS PBLA34 END 347.578
HIERARCH ESO ISS AMBI TAU0 START 0.00571
HIERARCH ESO ISS AMBI TAU0 END 0.0064
HIERARCH ESO ISS AMBI TEMP 17.43
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.67