Exposure
ID
PIONI.2024-07-15T01:11:05.946_1
Header ID
PIONI.2024-07-15T01:11:05.946
Date updated
2024-07-15 01:20:35 UTC+0000
Release date
2025-07-15 01:20:35 UTC+0000
UTC Start
2024-07-15 01:11:05.946
UTC End
2024-07-15 01:11:57.146
MJD Start
60506.0493743708
MJD End
60506.0499669634
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.0022505
Ambient temperature (°C)
11.93
Seeing (arcsec)
0.73
Observation
ID
60080
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
44592
Name
V350 Sgr
RA
281.322302
DEC
-20.6474
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 46.1900 46.2300 140.8000 140.8000
A0-J2 102.0520 102.3720 76.6000 76.7000
A0-J6 164.4740 164.4900 5.1040 5.2540
B5-J2 91.9040 92.1070 49.7000 49.9000
B5-J6 200.1450 200.1380 355.8290 355.9500
J2-J6 163.7230 163.8030 328.8780 328.9210
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 60506.0493743708
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V350 Sgr
RA 281.322302
DEC -20.6474
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 51.2
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.19
HIERARCH ESO ISS PBL12 END 46.23
HIERARCH ESO ISS PBLA12 START 140.8
HIERARCH ESO ISS PBLA12 END 140.8
HIERARCH ESO ISS PBL13 START 102.052
HIERARCH ESO ISS PBL13 END 102.372
HIERARCH ESO ISS PBLA13 START 76.6
HIERARCH ESO ISS PBLA13 END 76.7
HIERARCH ESO ISS PBL14 START 164.474
HIERARCH ESO ISS PBL14 END 164.49
HIERARCH ESO ISS PBLA14 START 5.104
HIERARCH ESO ISS PBLA14 END 5.254
HIERARCH ESO ISS PBL23 START 91.904
HIERARCH ESO ISS PBL23 END 92.107
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 49.9
HIERARCH ESO ISS PBL24 START 200.145
HIERARCH ESO ISS PBL24 END 200.138
HIERARCH ESO ISS PBLA24 START 355.829
HIERARCH ESO ISS PBLA24 END 355.95
HIERARCH ESO ISS PBL34 START 163.723
HIERARCH ESO ISS PBL34 END 163.803
HIERARCH ESO ISS PBLA34 START 328.878
HIERARCH ESO ISS PBLA34 END 328.921
HIERARCH ESO ISS AMBI TAU0 START 0.00244
HIERARCH ESO ISS AMBI TAU0 END 0.002061
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.77