Exposure
ID
PIONI.2021-02-13T01:54:00.951_1
Header ID
PIONI.2021-02-13T01:54:00.951
Date updated
2021-09-29 14:26:26 UTC+0000
Release date
2022-02-13 02:05:46 UTC+0000
UTC Start
2021-02-13 01:54:00.951
UTC End
2021-02-13 01:57:25.751
MJD Start
59258.0791776711
MJD End
59258.0815480415
Exposure time (s)
204.8
Validation level
1
Tau 0: Coherence time (s)
0.0080515
Ambient temperature (°C)
11.55
Seeing (arcsec)
0.535
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 70.8890 71.3860 75.0000 75.9000
A0-J2 116.4290 116.8340 52.0000 52.9000
A0-J3 131.5350 131.4920 17.1340 17.8390
G1-J2 58.2290 58.2280 23.5000 24.3000
G1-J3 111.4030 111.5760 344.5300 344.9690
J2-J3 75.6170 76.0720 315.5480 315.9590
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 59258.0791776711
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 70.889
HIERARCH ESO ISS PBL12 END 71.386
HIERARCH ESO ISS PBLA12 START 75.0
HIERARCH ESO ISS PBLA12 END 75.9
HIERARCH ESO ISS PBL13 START 116.429
HIERARCH ESO ISS PBL13 END 116.834
HIERARCH ESO ISS PBLA13 START 52.0
HIERARCH ESO ISS PBLA13 END 52.9
HIERARCH ESO ISS PBL14 START 131.535
HIERARCH ESO ISS PBL14 END 131.492
HIERARCH ESO ISS PBLA14 START 17.134
HIERARCH ESO ISS PBLA14 END 17.839
HIERARCH ESO ISS PBL23 START 58.229
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 23.5
HIERARCH ESO ISS PBLA23 END 24.3
HIERARCH ESO ISS PBL24 START 111.403
HIERARCH ESO ISS PBL24 END 111.576
HIERARCH ESO ISS PBLA24 START 344.53
HIERARCH ESO ISS PBLA24 END 344.969
HIERARCH ESO ISS PBL34 START 75.617
HIERARCH ESO ISS PBL34 END 76.072
HIERARCH ESO ISS PBLA34 START 315.548
HIERARCH ESO ISS PBLA34 END 315.959
HIERARCH ESO ISS AMBI TAU0 START 0.00709
HIERARCH ESO ISS AMBI TAU0 END 0.009013
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.52