Exposure
ID
PIONI.2021-02-12T01:11:43.291_1
Header ID
PIONI.2021-02-12T01:11:43.291
Date updated
2021-09-29 14:26:23 UTC+0000
Release date
2022-02-12 01:19:14 UTC+0000
UTC Start
2021-02-12 01:11:43.291
UTC End
2021-02-12 01:13:00.091
MJD Start
59257.0498066097
MJD End
59257.0506954986
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0031755
Ambient temperature (°C)
11.93
Seeing (arcsec)
1.125
Observation
ID
46732
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
35080
Name
V_Car
RA
127.180904
DEC
-60.12256
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 75.8640 76.0300 79.7000 80.1000
A0-J2 121.8790 122.0050 58.7000 59.0000
A0-J3 129.2910 129.2500 23.8740 24.1810
G1-J2 57.8780 57.8670 30.6000 30.9000
G1-J3 107.0070 107.0620 347.9710 348.1770
J2-J3 75.4060 75.5750 316.6540 316.8640
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 59257.0498066097
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V_Car
RA 127.180904
DEC -60.12256
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 75.864
HIERARCH ESO ISS PBL12 END 76.03
HIERARCH ESO ISS PBLA12 START 79.7
HIERARCH ESO ISS PBLA12 END 80.1
HIERARCH ESO ISS PBL13 START 121.879
HIERARCH ESO ISS PBL13 END 122.005
HIERARCH ESO ISS PBLA13 START 58.7
HIERARCH ESO ISS PBLA13 END 59.0
HIERARCH ESO ISS PBL14 START 129.291
HIERARCH ESO ISS PBL14 END 129.25
HIERARCH ESO ISS PBLA14 START 23.874
HIERARCH ESO ISS PBLA14 END 24.181
HIERARCH ESO ISS PBL23 START 57.878
HIERARCH ESO ISS PBL23 END 57.867
HIERARCH ESO ISS PBLA23 START 30.6
HIERARCH ESO ISS PBLA23 END 30.9
HIERARCH ESO ISS PBL24 START 107.007
HIERARCH ESO ISS PBL24 END 107.062
HIERARCH ESO ISS PBLA24 START 347.971
HIERARCH ESO ISS PBLA24 END 348.177
HIERARCH ESO ISS PBL34 START 75.406
HIERARCH ESO ISS PBL34 END 75.575
HIERARCH ESO ISS PBLA34 START 316.654
HIERARCH ESO ISS PBLA34 END 316.864
HIERARCH ESO ISS AMBI TAU0 START 0.003502
HIERARCH ESO ISS AMBI TAU0 END 0.002849
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.24