Exposure
ID
PIONI.2021-08-17T00:15:28.449_1
Header ID
PIONI.2021-08-17T00:15:28.449
Date updated
2021-08-17 00:26:29 UTC+0000
Release date
2022-08-17 00:26:29 UTC+0000
UTC Start
2021-08-17 00:15:28.449
UTC End
2021-08-17 00:16:45.249
MJD Start
59443.0107459412
MJD End
59443.0116348301
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.007471
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.62
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 89.7500 89.7860 123.3000 123.7000
A0-J2 128.5880 128.5410 104.2000 104.5000
A0-J3 116.3320 116.1260 60.9340 61.2170
G1-J2 52.7720 52.6850 70.3000 70.6000
G1-J3 109.1500 109.0810 14.1600 14.3580
J2-J3 90.9880 91.0350 345.3700 345.5960
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 59443.0107459412
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 76.8
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 89.75
HIERARCH ESO ISS PBL12 END 89.786
HIERARCH ESO ISS PBLA12 START 123.3
HIERARCH ESO ISS PBLA12 END 123.7
HIERARCH ESO ISS PBL13 START 128.588
HIERARCH ESO ISS PBL13 END 128.541
HIERARCH ESO ISS PBLA13 START 104.2
HIERARCH ESO ISS PBLA13 END 104.5
HIERARCH ESO ISS PBL14 START 116.332
HIERARCH ESO ISS PBL14 END 116.126
HIERARCH ESO ISS PBLA14 START 60.934
HIERARCH ESO ISS PBLA14 END 61.217
HIERARCH ESO ISS PBL23 START 52.772
HIERARCH ESO ISS PBL23 END 52.685
HIERARCH ESO ISS PBLA23 START 70.3
HIERARCH ESO ISS PBLA23 END 70.6
HIERARCH ESO ISS PBL24 START 109.15
HIERARCH ESO ISS PBL24 END 109.081
HIERARCH ESO ISS PBLA24 START 14.16
HIERARCH ESO ISS PBLA24 END 14.358
HIERARCH ESO ISS PBL34 START 90.988
HIERARCH ESO ISS PBL34 END 91.035
HIERARCH ESO ISS PBLA34 START 345.37
HIERARCH ESO ISS PBLA34 END 345.596
HIERARCH ESO ISS AMBI TAU0 START 0.007246
HIERARCH ESO ISS AMBI TAU0 END 0.007696
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.6