Exposure
ID
PIONI.2021-02-12T04:46:46.459_1
Header ID
PIONI.2021-02-12T04:46:46.459
Date updated
2021-09-29 14:26:24 UTC+0000
Release date
2022-02-12 04:56:38 UTC+0000
UTC Start
2021-02-12 04:46:46.459
UTC End
2021-02-12 04:49:20.059
MJD Start
59257.1991488282
MJD End
59257.200926606
Exposure time (s)
153.6
Validation level
1
Tau 0: Coherence time (s)
0.0057545
Ambient temperature (°C)
11.55
Seeing (arcsec)
0.46
Observation
ID
46736
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
35084
Name
Y Car
RA
158.29406
DEC
-58.49862
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 84.1800 84.3920 100.1000 100.7000
A0-J2 127.5650 127.6950 79.7000 80.3000
A0-J3 126.4180 126.2480 40.6600 41.1840
G1-J2 56.8640 56.8020 48.6000 49.1000
G1-J3 110.6850 110.6860 359.7440 0.1120
J2-J3 84.8350 85.0340 329.4450 329.8300
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 59257.1991488282
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Y Car
RA 158.29406
DEC -58.49862
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 153.6
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 102400
HIERARCH ESO ISS PBL12 START 84.18
HIERARCH ESO ISS PBL12 END 84.392
HIERARCH ESO ISS PBLA12 START 100.1
HIERARCH ESO ISS PBLA12 END 100.7
HIERARCH ESO ISS PBL13 START 127.565
HIERARCH ESO ISS PBL13 END 127.695
HIERARCH ESO ISS PBLA13 START 79.7
HIERARCH ESO ISS PBLA13 END 80.3
HIERARCH ESO ISS PBL14 START 126.418
HIERARCH ESO ISS PBL14 END 126.248
HIERARCH ESO ISS PBLA14 START 40.66
HIERARCH ESO ISS PBLA14 END 41.184
HIERARCH ESO ISS PBL23 START 56.864
HIERARCH ESO ISS PBL23 END 56.802
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 49.1
HIERARCH ESO ISS PBL24 START 110.685
HIERARCH ESO ISS PBL24 END 110.686
HIERARCH ESO ISS PBLA24 START 359.744
HIERARCH ESO ISS PBLA24 END 0.112
HIERARCH ESO ISS PBL34 START 84.835
HIERARCH ESO ISS PBL34 END 85.034
HIERARCH ESO ISS PBLA34 START 329.445
HIERARCH ESO ISS PBLA34 END 329.83
HIERARCH ESO ISS AMBI TAU0 START 0.005999
HIERARCH ESO ISS AMBI TAU0 END 0.00551
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.47