Exposure
ID
PIONI.2024-07-15T00:18:57.613_1
Header ID
PIONI.2024-07-15T00:18:57.613
Date updated
2024-07-15 00:25:44 UTC+0000
Release date
2025-07-15 00:25:44 UTC+0000
UTC Start
2024-07-15 00:18:57.613
UTC End
2024-07-15 00:19:36.013
MJD Start
60506.0131668202
MJD End
60506.0136112646
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.001758
Ambient temperature (°C)
11.91
Seeing (arcsec)
0.95
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 40.9150 40.9620 134.5000 134.6000
A0-J2 118.1640 118.2850 67.5000 67.7000
A0-J6 166.3880 166.3740 9.3710 9.4890
B5-J2 108.9280 108.9760 47.2000 47.4000
B5-J6 192.8700 192.8720 359.3840 359.4860
J2-J6 144.4850 144.6060 325.3940 325.4710
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 60506.0131668202
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 40.915
HIERARCH ESO ISS PBL12 END 40.962
HIERARCH ESO ISS PBLA12 START 134.5
HIERARCH ESO ISS PBLA12 END 134.6
HIERARCH ESO ISS PBL13 START 118.164
HIERARCH ESO ISS PBL13 END 118.285
HIERARCH ESO ISS PBLA13 START 67.5
HIERARCH ESO ISS PBLA13 END 67.7
HIERARCH ESO ISS PBL14 START 166.388
HIERARCH ESO ISS PBL14 END 166.374
HIERARCH ESO ISS PBLA14 START 9.371
HIERARCH ESO ISS PBLA14 END 9.489
HIERARCH ESO ISS PBL23 START 108.928
HIERARCH ESO ISS PBL23 END 108.976
HIERARCH ESO ISS PBLA23 START 47.2
HIERARCH ESO ISS PBLA23 END 47.4
HIERARCH ESO ISS PBL24 START 192.87
HIERARCH ESO ISS PBL24 END 192.872
HIERARCH ESO ISS PBLA24 START 359.384
HIERARCH ESO ISS PBLA24 END 359.486
HIERARCH ESO ISS PBL34 START 144.485
HIERARCH ESO ISS PBL34 END 144.606
HIERARCH ESO ISS PBLA34 START 325.394
HIERARCH ESO ISS PBLA34 END 325.471
HIERARCH ESO ISS AMBI TAU0 START 0.001729
HIERARCH ESO ISS AMBI TAU0 END 0.001787
HIERARCH ESO ISS AMBI TEMP 11.91
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95