Exposure
ID
PIONI.2021-02-13T01:57:46.802_1
Header ID
PIONI.2021-02-13T01:57:46.802
Date updated
2021-09-29 14:26:26 UTC+0000
Release date
2022-02-13 02:11:28 UTC+0000
UTC Start
2021-02-13 01:57:46.802
UTC End
2021-02-13 02:01:11.602
MJD Start
59258.0817916933
MJD End
59258.0841620637
Exposure time (s)
204.8
Validation level
1
Tau 0: Coherence time (s)
0.007452
Ambient temperature (°C)
11.48
Seeing (arcsec)
0.525
Observation
ID
46750
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
35097
Name
FN_Vel
RA
147.171837
DEC
-55.51953
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 71.3930 71.8860 75.9000 76.8000
A0-J2 116.8390 117.2430 52.9000 53.8000
A0-J3 131.4920 131.4460 17.8530 18.5570
G1-J2 58.2280 58.2260 24.3000 25.1000
G1-J3 111.5780 111.7450 344.9790 345.4190
J2-J3 76.0790 76.5280 315.9690 316.3820
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 59258.0817916933
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME FN_Vel
RA 147.171837
DEC -55.51953
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 204.8
HIERARCH ESO DET DIT 0.002
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 71.393
HIERARCH ESO ISS PBL12 END 71.886
HIERARCH ESO ISS PBLA12 START 75.9
HIERARCH ESO ISS PBLA12 END 76.8
HIERARCH ESO ISS PBL13 START 116.839
HIERARCH ESO ISS PBL13 END 117.243
HIERARCH ESO ISS PBLA13 START 52.9
HIERARCH ESO ISS PBLA13 END 53.8
HIERARCH ESO ISS PBL14 START 131.492
HIERARCH ESO ISS PBL14 END 131.446
HIERARCH ESO ISS PBLA14 START 17.853
HIERARCH ESO ISS PBLA14 END 18.557
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 24.3
HIERARCH ESO ISS PBLA23 END 25.1
HIERARCH ESO ISS PBL24 START 111.578
HIERARCH ESO ISS PBL24 END 111.745
HIERARCH ESO ISS PBLA24 START 344.979
HIERARCH ESO ISS PBLA24 END 345.419
HIERARCH ESO ISS PBL34 START 76.079
HIERARCH ESO ISS PBL34 END 76.528
HIERARCH ESO ISS PBLA34 START 315.969
HIERARCH ESO ISS PBLA34 END 316.382
HIERARCH ESO ISS AMBI TAU0 START 0.009013
HIERARCH ESO ISS AMBI TAU0 END 0.005891
HIERARCH ESO ISS AMBI TEMP 11.48
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.53