Exposure
ID
PIONI.2024-07-02T00:38:36.432_1
Header ID
PIONI.2024-07-02T00:38:36.432
Date updated
2024-07-02 00:50:37 UTC+0000
Release date
2025-07-02 00:50:37 UTC+0000
UTC Start
2024-07-02 00:38:36.432
UTC End
2024-07-02 00:39:53.232
MJD Start
60493.0268105594
MJD End
60493.0276994483
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.010376
Ambient temperature (°C)
14.31
Seeing (arcsec)
0.54
Observation
ID
59831
Category
science
Program ID
113.26BT.001
Program Title
MULTIPLICITY OF GALACTIC CEPHEIDS FROM LONG-BASELINE INTERFEROMETRY
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / MÉRAND / PIETRZYNSKI / PROFFITT / EVANS / GIEREN
Target
ID
44387
Name
Y Car
RA
158.292985
DEC
-58.49862
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.9010 89.8920 164.1000 164.4000
A0-J2 117.1130 117.0210 149.3000 149.7000
A0-K0 97.2440 97.0370 130.9730 131.3920
G1-J2 37.9240 37.7890 112.1000 112.5000
G1-K0 53.8150 53.5970 65.0630 65.2680
J2-K0 39.3880 39.3550 20.2840 20.4670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60493.0268105594
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Y Car
RA 158.292985
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 K0
EXPTIME 76.8
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 89.901
HIERARCH ESO ISS PBL12 END 89.892
HIERARCH ESO ISS PBLA12 START 164.1
HIERARCH ESO ISS PBLA12 END 164.4
HIERARCH ESO ISS PBL13 START 117.113
HIERARCH ESO ISS PBL13 END 117.021
HIERARCH ESO ISS PBLA13 START 149.3
HIERARCH ESO ISS PBLA13 END 149.7
HIERARCH ESO ISS PBL14 START 97.244
HIERARCH ESO ISS PBL14 END 97.037
HIERARCH ESO ISS PBLA14 START 130.973
HIERARCH ESO ISS PBLA14 END 131.392
HIERARCH ESO ISS PBL23 START 37.924
HIERARCH ESO ISS PBL23 END 37.789
HIERARCH ESO ISS PBLA23 START 112.1
HIERARCH ESO ISS PBLA23 END 112.5
HIERARCH ESO ISS PBL24 START 53.815
HIERARCH ESO ISS PBL24 END 53.597
HIERARCH ESO ISS PBLA24 START 65.063
HIERARCH ESO ISS PBLA24 END 65.268
HIERARCH ESO ISS PBL34 START 39.388
HIERARCH ESO ISS PBL34 END 39.355
HIERARCH ESO ISS PBLA34 START 20.284
HIERARCH ESO ISS PBLA34 END 20.467
HIERARCH ESO ISS AMBI TAU0 START 0.010989
HIERARCH ESO ISS AMBI TAU0 END 0.009763
HIERARCH ESO ISS AMBI TEMP 14.31
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.56