Exposure
ID
PIONI.2021-02-12T00:30:57.733_1
Header ID
PIONI.2021-02-12T00:30:57.733
Date updated
2021-09-29 14:26:23 UTC+0000
Release date
2022-02-12 00:41:15 UTC+0000
UTC Start
2021-02-12 00:30:57.733
UTC End
2021-02-12 00:32:14.533
MJD Start
59257.0215015351
MJD End
59257.022390424
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0020545
Ambient temperature (°C)
11.66
Seeing (arcsec)
1.7
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 71.3740 71.5560 69.9000 70.3000
A0-J2 118.5070 118.6410 48.6000 49.0000
A0-J3 130.0960 130.0720 15.9860 16.2980
G1-J2 58.0840 58.0790 22.1000 22.5000
G1-J3 105.2330 105.3150 342.7670 342.9700
J2-J3 70.6910 70.8900 311.3550 311.5610
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 59257.0215015351
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 71.374
HIERARCH ESO ISS PBL12 END 71.556
HIERARCH ESO ISS PBLA12 START 69.9
HIERARCH ESO ISS PBLA12 END 70.3
HIERARCH ESO ISS PBL13 START 118.507
HIERARCH ESO ISS PBL13 END 118.641
HIERARCH ESO ISS PBLA13 START 48.6
HIERARCH ESO ISS PBLA13 END 49.0
HIERARCH ESO ISS PBL14 START 130.096
HIERARCH ESO ISS PBL14 END 130.072
HIERARCH ESO ISS PBLA14 START 15.986
HIERARCH ESO ISS PBLA14 END 16.298
HIERARCH ESO ISS PBL23 START 58.084
HIERARCH ESO ISS PBL23 END 58.079
HIERARCH ESO ISS PBLA23 START 22.1
HIERARCH ESO ISS PBLA23 END 22.5
HIERARCH ESO ISS PBL24 START 105.233
HIERARCH ESO ISS PBL24 END 105.315
HIERARCH ESO ISS PBLA24 START 342.767
HIERARCH ESO ISS PBLA24 END 342.97
HIERARCH ESO ISS PBL34 START 70.691
HIERARCH ESO ISS PBL34 END 70.89
HIERARCH ESO ISS PBLA34 START 311.355
HIERARCH ESO ISS PBLA34 END 311.561
HIERARCH ESO ISS AMBI TAU0 START 0.001277
HIERARCH ESO ISS AMBI TAU0 END 0.002832
HIERARCH ESO ISS AMBI TEMP 11.66
HIERARCH ESO ISS AMBI FWHM START 1.83
HIERARCH ESO ISS AMBI FWHM END 1.57