Exposure
ID
PIONI.2021-08-15T01:23:26.098_1
Header ID
PIONI.2021-08-15T01:23:26.098
Date updated
2021-08-15 01:35:55 UTC+0000
Release date
2022-08-15 01:35:55 UTC+0000
UTC Start
2021-08-15 01:23:26.098
UTC End
2021-08-15 01:25:08.498
MJD Start
59441.0579409469
MJD End
59441.0591261321
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.002567
Ambient temperature (°C)
8.34
Seeing (arcsec)
0.855
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 90.3440 90.3260 140.8000 141.2000
A0-J2 123.0730 122.9020 122.2000 122.6000
A0-J3 104.2440 103.8420 73.6100 73.9610
G1-J2 47.2820 47.1080 84.6000 85.0000
G1-J3 108.2740 108.1190 23.3410 23.5660
J2-J3 95.0260 95.0350 357.4830 357.7670
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 59441.0579409469
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 90.344
HIERARCH ESO ISS PBL12 END 90.326
HIERARCH ESO ISS PBLA12 START 140.8
HIERARCH ESO ISS PBLA12 END 141.2
HIERARCH ESO ISS PBL13 START 123.073
HIERARCH ESO ISS PBL13 END 122.902
HIERARCH ESO ISS PBLA13 START 122.2
HIERARCH ESO ISS PBLA13 END 122.6
HIERARCH ESO ISS PBL14 START 104.244
HIERARCH ESO ISS PBL14 END 103.842
HIERARCH ESO ISS PBLA14 START 73.61
HIERARCH ESO ISS PBLA14 END 73.961
HIERARCH ESO ISS PBL23 START 47.282
HIERARCH ESO ISS PBL23 END 47.108
HIERARCH ESO ISS PBLA23 START 84.6
HIERARCH ESO ISS PBLA23 END 85.0
HIERARCH ESO ISS PBL24 START 108.274
HIERARCH ESO ISS PBL24 END 108.119
HIERARCH ESO ISS PBLA24 START 23.341
HIERARCH ESO ISS PBLA24 END 23.566
HIERARCH ESO ISS PBL34 START 95.026
HIERARCH ESO ISS PBL34 END 95.035
HIERARCH ESO ISS PBLA34 START 357.483
HIERARCH ESO ISS PBLA34 END 357.767
HIERARCH ESO ISS AMBI TAU0 START 0.002445
HIERARCH ESO ISS AMBI TAU0 END 0.002689
HIERARCH ESO ISS AMBI TEMP 8.34
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.79