Exposure
ID
PIONI.2021-02-12T04:52:34.800_1
Header ID
PIONI.2021-02-12T04:52:34.800
Date updated
2021-09-29 14:26:24 UTC+0000
Release date
2022-02-12 05:00:47 UTC+0000
UTC Start
2021-02-12 04:52:34.800
UTC End
2021-02-12 04:55:08.400
MJD Start
59257.2031805557
MJD End
59257.2049583335
Exposure time (s)
153.6
Validation level
1
Tau 0: Coherence time (s)
0.004953
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.545
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 84.6050 84.8090 101.3000 101.9000
A0-J2 127.8240 127.9440 80.9000 81.6000
A0-J3 126.0700 125.8920 41.7200 42.2430
G1-J2 56.7360 56.6700 49.7000 50.3000
G1-J3 110.6830 110.6780 0.4880 0.8550
J2-J3 85.2330 85.4250 330.2250 330.6110
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 59257.2031805557
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 84.605
HIERARCH ESO ISS PBL12 END 84.809
HIERARCH ESO ISS PBLA12 START 101.3
HIERARCH ESO ISS PBLA12 END 101.9
HIERARCH ESO ISS PBL13 START 127.824
HIERARCH ESO ISS PBL13 END 127.944
HIERARCH ESO ISS PBLA13 START 80.9
HIERARCH ESO ISS PBLA13 END 81.6
HIERARCH ESO ISS PBL14 START 126.07
HIERARCH ESO ISS PBL14 END 125.892
HIERARCH ESO ISS PBLA14 START 41.72
HIERARCH ESO ISS PBLA14 END 42.243
HIERARCH ESO ISS PBL23 START 56.736
HIERARCH ESO ISS PBL23 END 56.67
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 50.3
HIERARCH ESO ISS PBL24 START 110.683
HIERARCH ESO ISS PBL24 END 110.678
HIERARCH ESO ISS PBLA24 START 0.488
HIERARCH ESO ISS PBLA24 END 0.855
HIERARCH ESO ISS PBL34 START 85.233
HIERARCH ESO ISS PBL34 END 85.425
HIERARCH ESO ISS PBLA34 START 330.225
HIERARCH ESO ISS PBLA34 END 330.611
HIERARCH ESO ISS AMBI TAU0 START 0.004863
HIERARCH ESO ISS AMBI TAU0 END 0.005043
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.53