Exposure
ID
PIONI.2021-02-14T05:50:26.737_1
Header ID
PIONI.2021-02-14T05:50:26.737
Date updated
2021-09-29 14:26:31 UTC+0000
Release date
2022-02-14 06:00:47 UTC+0000
UTC Start
2021-02-14 05:50:26.737
UTC End
2021-02-14 05:52:09.137
MJD Start
59259.243365014
MJD End
59259.2445501992
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.002172
Ambient temperature (°C)
10.36
Seeing (arcsec)
1.155
Observation
ID
46770
Category
science
Program ID
106.210F.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE/ KERVELLA/ M\XC3\XA9RAND/ PIETRZYNSKI/ PROFFITT/ EVANS/ GIEREN
Target
ID
35117
Name
BP_Cir
RA
221.673705
DEC
-61.46196
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 66.3870 66.6000 55.3000 55.9000
A0-J2 115.5270 115.6670 34.9000 35.4000
A0-J3 130.0370 130.0250 6.0790 6.4770
G1-J2 58.1180 58.1150 11.4000 11.9000
G1-J3 100.2200 100.3670 335.9700 336.2250
J2-J3 62.7230 63.0130 303.4490 303.7180
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.210F.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59259.243365014
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME BP_Cir
RA 221.673705
DEC -61.46196
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 66.387
HIERARCH ESO ISS PBL12 END 66.6
HIERARCH ESO ISS PBLA12 START 55.3
HIERARCH ESO ISS PBLA12 END 55.9
HIERARCH ESO ISS PBL13 START 115.527
HIERARCH ESO ISS PBL13 END 115.667
HIERARCH ESO ISS PBLA13 START 34.9
HIERARCH ESO ISS PBLA13 END 35.4
HIERARCH ESO ISS PBL14 START 130.037
HIERARCH ESO ISS PBL14 END 130.025
HIERARCH ESO ISS PBLA14 START 6.079
HIERARCH ESO ISS PBLA14 END 6.477
HIERARCH ESO ISS PBL23 START 58.118
HIERARCH ESO ISS PBL23 END 58.115
HIERARCH ESO ISS PBLA23 START 11.4
HIERARCH ESO ISS PBLA23 END 11.9
HIERARCH ESO ISS PBL24 START 100.22
HIERARCH ESO ISS PBL24 END 100.367
HIERARCH ESO ISS PBLA24 START 335.97
HIERARCH ESO ISS PBLA24 END 336.225
HIERARCH ESO ISS PBL34 START 62.723
HIERARCH ESO ISS PBL34 END 63.013
HIERARCH ESO ISS PBLA34 START 303.449
HIERARCH ESO ISS PBLA34 END 303.718
HIERARCH ESO ISS AMBI TAU0 START 0.002172
HIERARCH ESO ISS AMBI TAU0 END 0.002172
HIERARCH ESO ISS AMBI TEMP 10.36
HIERARCH ESO ISS AMBI FWHM START 1.27
HIERARCH ESO ISS AMBI FWHM END 1.04