Exposure
ID
PIONI.2021-08-15T02:12:16.810_1
Header ID
PIONI.2021-08-15T02:12:16.810
Date updated
2021-08-15 02:21:04 UTC+0000
Release date
2022-08-15 02:21:04 UTC+0000
UTC Start
2021-08-15 02:12:16.810
UTC End
2021-08-15 02:13:59.210
MJD Start
59441.0918612285
MJD End
59441.0930464137
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0021335
Ambient temperature (°C)
8.25
Seeing (arcsec)
1.03
Observation
ID
47822
Category
science
Program ID
105.207E.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE/ KERVELLA/ MERAND/ EVANS/ PROFFITT/ PIETRZYNSKI/ GIEREN
Target
ID
35109
Name
SY_Nor
RA
238.677418
DEC
-54.56644
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.7540 89.7250 151.3000 151.8000
A0-J2 118.6570 118.4660 133.8000 134.3000
A0-J3 93.6460 93.1670 82.2920 82.6690
G1-J2 42.7360 42.5330 94.5000 94.9000
G1-J3 103.9880 103.7850 28.5840 28.7950
J2-J3 94.9430 94.9260 4.3160 4.6000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207E.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59441.0918612285
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME SY_Nor
RA 238.677418
DEC -54.56644
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 J3
EXPTIME 102.4
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 89.754
HIERARCH ESO ISS PBL12 END 89.725
HIERARCH ESO ISS PBLA12 START 151.3
HIERARCH ESO ISS PBLA12 END 151.8
HIERARCH ESO ISS PBL13 START 118.657
HIERARCH ESO ISS PBL13 END 118.466
HIERARCH ESO ISS PBLA13 START 133.8
HIERARCH ESO ISS PBLA13 END 134.3
HIERARCH ESO ISS PBL14 START 93.646
HIERARCH ESO ISS PBL14 END 93.167
HIERARCH ESO ISS PBLA14 START 82.292
HIERARCH ESO ISS PBLA14 END 82.669
HIERARCH ESO ISS PBL23 START 42.736
HIERARCH ESO ISS PBL23 END 42.533
HIERARCH ESO ISS PBLA23 START 94.5
HIERARCH ESO ISS PBLA23 END 94.9
HIERARCH ESO ISS PBL24 START 103.988
HIERARCH ESO ISS PBL24 END 103.785
HIERARCH ESO ISS PBLA24 START 28.584
HIERARCH ESO ISS PBLA24 END 28.795
HIERARCH ESO ISS PBL34 START 94.943
HIERARCH ESO ISS PBL34 END 94.926
HIERARCH ESO ISS PBLA34 START 4.316
HIERARCH ESO ISS PBLA34 END 4.6
HIERARCH ESO ISS AMBI TAU0 START 0.002101
HIERARCH ESO ISS AMBI TAU0 END 0.002166
HIERARCH ESO ISS AMBI TEMP 8.25
HIERARCH ESO ISS AMBI FWHM START 1.03
HIERARCH ESO ISS AMBI FWHM END 1.03