Exposure
ID
PIONI.2021-02-12T03:48:07.968_1
Header ID
PIONI.2021-02-12T03:48:07.968
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 03:48:07.968
UTC End
2021-02-12 03:50:41.568
MJD Start
59257.15842555
MJD End
59257.1602033278
Exposure time (s)
153.6
Validation level
1
Tau 0: Coherence time (s)
0.004
Ambient temperature (°C)
11.96
Seeing (arcsec)
0.63
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 79.0250 79.3120 87.8000 88.4000
A0-J2 123.8890 124.1080 66.6000 67.3000
A0-J3 129.0760 128.9780 29.7820 30.3200
G1-J2 57.7650 57.7360 37.0000 37.5000
G1-J3 110.0010 110.0650 352.2440 352.6090
J2-J3 80.0560 80.3230 321.7250 322.0950
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 59257.15842555
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 79.025
HIERARCH ESO ISS PBL12 END 79.312
HIERARCH ESO ISS PBLA12 START 87.8
HIERARCH ESO ISS PBLA12 END 88.4
HIERARCH ESO ISS PBL13 START 123.889
HIERARCH ESO ISS PBL13 END 124.108
HIERARCH ESO ISS PBLA13 START 66.6
HIERARCH ESO ISS PBLA13 END 67.3
HIERARCH ESO ISS PBL14 START 129.076
HIERARCH ESO ISS PBL14 END 128.978
HIERARCH ESO ISS PBLA14 START 29.782
HIERARCH ESO ISS PBLA14 END 30.32
HIERARCH ESO ISS PBL23 START 57.765
HIERARCH ESO ISS PBL23 END 57.736
HIERARCH ESO ISS PBLA23 START 37.0
HIERARCH ESO ISS PBLA23 END 37.5
HIERARCH ESO ISS PBL24 START 110.001
HIERARCH ESO ISS PBL24 END 110.065
HIERARCH ESO ISS PBLA24 START 352.244
HIERARCH ESO ISS PBLA24 END 352.609
HIERARCH ESO ISS PBL34 START 80.056
HIERARCH ESO ISS PBL34 END 80.323
HIERARCH ESO ISS PBLA34 START 321.725
HIERARCH ESO ISS PBLA34 END 322.095
HIERARCH ESO ISS AMBI TAU0 START 0.004101
HIERARCH ESO ISS AMBI TAU0 END 0.003899
HIERARCH ESO ISS AMBI TEMP 11.96
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.57