Exposure
ID
PIONI.2025-03-31T07:27:35.354_1
Header ID
PIONI.2025-03-31T07:27:35.354
Date updated
2025-03-31 07:35:31 UTC+0000
Release date
2025-03-31 07:27:35 UTC+0000
UTC Start
2025-03-31 07:27:35.354
UTC End
2025-03-31 07:28:00.954
MJD Start
60765.3108258578
MJD End
60765.3111221541
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00868
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.44
Observation
ID
65976
Category
calibrator
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
49114
Name
HD139663
RA
235.070306
DEC
-23.81817
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1300 68.1430 269.5000 269.6000
K0-D0 95.6750 95.6920 248.9000 249.0000
K0-J3 56.5430 56.5450 330.9000 330.9570
G2-D0 39.9290 39.9310 212.0000 212.0000
G2-J3 64.3860 64.3920 39.1240 39.1920
D0-J3 104.1230 104.1310 36.3880 36.4550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60765.3108258578
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD139663
RA 235.070306
DEC -23.81817
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.13
HIERARCH ESO ISS PBL12 END 68.143
HIERARCH ESO ISS PBLA12 START 269.5
HIERARCH ESO ISS PBLA12 END 269.6
HIERARCH ESO ISS PBL13 START 95.675
HIERARCH ESO ISS PBL13 END 95.692
HIERARCH ESO ISS PBLA13 START 248.9
HIERARCH ESO ISS PBLA13 END 249.0
HIERARCH ESO ISS PBL14 START 56.543
HIERARCH ESO ISS PBL14 END 56.545
HIERARCH ESO ISS PBLA14 START 330.9
HIERARCH ESO ISS PBLA14 END 330.957
HIERARCH ESO ISS PBL23 START 39.929
HIERARCH ESO ISS PBL23 END 39.931
HIERARCH ESO ISS PBLA23 START 212.0
HIERARCH ESO ISS PBLA23 END 212.0
HIERARCH ESO ISS PBL24 START 64.386
HIERARCH ESO ISS PBL24 END 64.392
HIERARCH ESO ISS PBLA24 START 39.124
HIERARCH ESO ISS PBLA24 END 39.192
HIERARCH ESO ISS PBL34 START 104.123
HIERARCH ESO ISS PBL34 END 104.131
HIERARCH ESO ISS PBLA34 START 36.388
HIERARCH ESO ISS PBLA34 END 36.455
HIERARCH ESO ISS AMBI TAU0 START 0.00868
HIERARCH ESO ISS AMBI TAU0 END 0.00868
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44