Exposure
ID
PIONI.2024-07-16T02:16:55.467_1
Header ID
PIONI.2024-07-16T02:16:55.467
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 02:16:55.466
UTC End
2024-07-16 02:17:33.866
MJD Start
60507.0950864158
MJD End
60507.0955308602
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007461
Ambient temperature (°C)
14.97
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 45.8920 45.9130 148.4000 148.5000
A0-J2 129.0540 129.0710 90.6000 90.7000
A0-J6 161.5020 161.4450 26.1420 26.2370
B5-J2 111.6010 111.5780 70.2000 70.3000
B5-J6 189.9990 189.9570 14.3560 14.4420
J2-J6 157.2910 157.3450 338.4060 338.4920
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 60507.0950864158
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 45.892
HIERARCH ESO ISS PBL12 END 45.913
HIERARCH ESO ISS PBLA12 START 148.4
HIERARCH ESO ISS PBLA12 END 148.5
HIERARCH ESO ISS PBL13 START 129.054
HIERARCH ESO ISS PBL13 END 129.071
HIERARCH ESO ISS PBLA13 START 90.6
HIERARCH ESO ISS PBLA13 END 90.7
HIERARCH ESO ISS PBL14 START 161.502
HIERARCH ESO ISS PBL14 END 161.445
HIERARCH ESO ISS PBLA14 START 26.142
HIERARCH ESO ISS PBLA14 END 26.237
HIERARCH ESO ISS PBL23 START 111.601
HIERARCH ESO ISS PBL23 END 111.578
HIERARCH ESO ISS PBLA23 START 70.2
HIERARCH ESO ISS PBLA23 END 70.3
HIERARCH ESO ISS PBL24 START 189.999
HIERARCH ESO ISS PBL24 END 189.957
HIERARCH ESO ISS PBLA24 START 14.356
HIERARCH ESO ISS PBLA24 END 14.442
HIERARCH ESO ISS PBL34 START 157.291
HIERARCH ESO ISS PBL34 END 157.345
HIERARCH ESO ISS PBLA34 START 338.406
HIERARCH ESO ISS PBLA34 END 338.492
HIERARCH ESO ISS AMBI TAU0 START 0.007461
HIERARCH ESO ISS AMBI TAU0 END 0.007461
HIERARCH ESO ISS AMBI TEMP 14.97
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55