Exposure
ID
PIONI.2021-02-12T03:45:13.675_1
Header ID
PIONI.2021-02-12T03:45:13.675
Date updated
2021-09-29 14:26:24 UTC+0000
Release date
2022-02-12 03:55:54 UTC+0000
UTC Start
2021-02-12 03:45:13.675
UTC End
2021-02-12 03:47:47.275
MJD Start
59257.1564082718
MJD End
59257.1581860496
Exposure time (s)
153.6
Validation level
1
Tau 0: Coherence time (s)
0.0041435
Ambient temperature (°C)
12.02
Seeing (arcsec)
0.65
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 78.7320 79.0220 87.2000 87.8000
A0-J2 123.6640 123.8870 65.9000 66.6000
A0-J3 129.1710 129.0770 29.2370 29.7760
G1-J2 57.7940 57.7650 36.4000 37.0000
G1-J3 109.9340 110.0010 351.8750 352.2400
J2-J3 79.7830 80.0530 321.3520 321.7210
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 59257.1564082718
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 78.732
HIERARCH ESO ISS PBL12 END 79.022
HIERARCH ESO ISS PBLA12 START 87.2
HIERARCH ESO ISS PBLA12 END 87.8
HIERARCH ESO ISS PBL13 START 123.664
HIERARCH ESO ISS PBL13 END 123.887
HIERARCH ESO ISS PBLA13 START 65.9
HIERARCH ESO ISS PBLA13 END 66.6
HIERARCH ESO ISS PBL14 START 129.171
HIERARCH ESO ISS PBL14 END 129.077
HIERARCH ESO ISS PBLA14 START 29.237
HIERARCH ESO ISS PBLA14 END 29.776
HIERARCH ESO ISS PBL23 START 57.794
HIERARCH ESO ISS PBL23 END 57.765
HIERARCH ESO ISS PBLA23 START 36.4
HIERARCH ESO ISS PBLA23 END 37.0
HIERARCH ESO ISS PBL24 START 109.934
HIERARCH ESO ISS PBL24 END 110.001
HIERARCH ESO ISS PBLA24 START 351.875
HIERARCH ESO ISS PBLA24 END 352.24
HIERARCH ESO ISS PBL34 START 79.783
HIERARCH ESO ISS PBL34 END 80.053
HIERARCH ESO ISS PBLA34 START 321.352
HIERARCH ESO ISS PBLA34 END 321.721
HIERARCH ESO ISS AMBI TAU0 START 0.004186
HIERARCH ESO ISS AMBI TAU0 END 0.004101
HIERARCH ESO ISS AMBI TEMP 12.02
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.69