Exposure
ID
PIONI.2021-08-16T23:55:50.593_1
Header ID
PIONI.2021-08-16T23:55:50.593
Date updated
2021-08-17 00:07:59 UTC+0000
Release date
2022-08-17 00:07:58 UTC+0000
UTC Start
2021-08-16 23:55:50.593
UTC End
2021-08-16 23:56:28.993
MJD Start
59442.9971133438
MJD End
59442.9975577882
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006269
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.82
Observation
ID
47846
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
35121
Name
S_Nor
RA
244.714892
DEC
-57.8998
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 89.2280 89.2520 119.4000 119.5000
A0-J2 129.0360 129.0230 100.0000 100.1000
A0-J3 118.7180 118.6260 57.4570 57.5990
G1-J2 53.7670 53.7290 66.5000 66.7000
G1-J3 109.9090 109.8810 11.7190 11.8190
J2-J3 90.3480 90.3770 342.6100 342.7220
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 59442.9971133438
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME S_Nor
RA 244.714892
DEC -57.8998
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 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 89.228
HIERARCH ESO ISS PBL12 END 89.252
HIERARCH ESO ISS PBLA12 START 119.4
HIERARCH ESO ISS PBLA12 END 119.5
HIERARCH ESO ISS PBL13 START 129.036
HIERARCH ESO ISS PBL13 END 129.023
HIERARCH ESO ISS PBLA13 START 100.0
HIERARCH ESO ISS PBLA13 END 100.1
HIERARCH ESO ISS PBL14 START 118.718
HIERARCH ESO ISS PBL14 END 118.626
HIERARCH ESO ISS PBLA14 START 57.457
HIERARCH ESO ISS PBLA14 END 57.599
HIERARCH ESO ISS PBL23 START 53.767
HIERARCH ESO ISS PBL23 END 53.729
HIERARCH ESO ISS PBLA23 START 66.5
HIERARCH ESO ISS PBLA23 END 66.7
HIERARCH ESO ISS PBL24 START 109.909
HIERARCH ESO ISS PBL24 END 109.881
HIERARCH ESO ISS PBLA24 START 11.719
HIERARCH ESO ISS PBLA24 END 11.819
HIERARCH ESO ISS PBL34 START 90.348
HIERARCH ESO ISS PBL34 END 90.377
HIERARCH ESO ISS PBLA34 START 342.61
HIERARCH ESO ISS PBLA34 END 342.722
HIERARCH ESO ISS AMBI TAU0 START 0.006269
HIERARCH ESO ISS AMBI TAU0 END 0.006269
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.82