Exposure
ID
PIONI.2025-03-31T07:26:57.967_1
Header ID
PIONI.2025-03-31T07:26:57.967
Date updated
2025-03-31 07:35:31 UTC+0000
Release date
2025-03-31 07:26:57 UTC+0000
UTC Start
2025-03-31 07:26:57.967
UTC End
2025-03-31 07:27:23.567
MJD Start
60765.3103931388
MJD End
60765.3106894351
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0083725
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.425
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 68.1160 68.1300 269.5000 269.5000
K0-D0 95.6570 95.6740 248.9000 248.9000
K0-J3 56.5410 56.5430 330.8470 330.9040
G2-D0 39.9260 39.9280 211.9000 212.0000
G2-J3 64.3800 64.3860 39.0610 39.1290
D0-J3 104.1140 104.1230 36.3250 36.3930
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 60765.3103931388
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 68.116
HIERARCH ESO ISS PBL12 END 68.13
HIERARCH ESO ISS PBLA12 START 269.5
HIERARCH ESO ISS PBLA12 END 269.5
HIERARCH ESO ISS PBL13 START 95.657
HIERARCH ESO ISS PBL13 END 95.674
HIERARCH ESO ISS PBLA13 START 248.9
HIERARCH ESO ISS PBLA13 END 248.9
HIERARCH ESO ISS PBL14 START 56.541
HIERARCH ESO ISS PBL14 END 56.543
HIERARCH ESO ISS PBLA14 START 330.847
HIERARCH ESO ISS PBLA14 END 330.904
HIERARCH ESO ISS PBL23 START 39.926
HIERARCH ESO ISS PBL23 END 39.928
HIERARCH ESO ISS PBLA23 START 211.9
HIERARCH ESO ISS PBLA23 END 212.0
HIERARCH ESO ISS PBL24 START 64.38
HIERARCH ESO ISS PBL24 END 64.386
HIERARCH ESO ISS PBLA24 START 39.061
HIERARCH ESO ISS PBLA24 END 39.129
HIERARCH ESO ISS PBL34 START 104.114
HIERARCH ESO ISS PBL34 END 104.123
HIERARCH ESO ISS PBLA34 START 36.325
HIERARCH ESO ISS PBLA34 END 36.393
HIERARCH ESO ISS AMBI TAU0 START 0.008065
HIERARCH ESO ISS AMBI TAU0 END 0.00868
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.44