Exposure
ID
PIONI.2025-03-31T07:59:19.570_1
Header ID
PIONI.2025-03-31T07:59:19.570
Date updated
2025-03-31 08:05:45 UTC+0000
Release date
2025-03-31 07:59:19 UTC+0000
UTC Start
2025-03-31 07:59:19.569
UTC End
2025-03-31 07:59:45.169
MJD Start
60765.3328653858
MJD End
60765.333161682094
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0094585
Ambient temperature (°C)
13.97
Seeing (arcsec)
0.375
Observation
ID
65980
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
49118
Name
HD149934
RA
249.6447
DEC
-18.82576
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 67.1260 67.1580 267.8000 267.8000
K0-D0 93.8300 93.8760 246.9000 246.9000
K0-J3 56.5630 56.5630 328.6160 328.6650
G2-D0 39.3100 39.3190 209.2000 209.3000
G2-J3 63.2680 63.2870 36.4850 36.5560
D0-J3 102.3840 102.4120 33.7080 33.7800
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 60765.3328653858
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD149934
RA 249.6447
DEC -18.82576
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 67.126
HIERARCH ESO ISS PBL12 END 67.158
HIERARCH ESO ISS PBLA12 START 267.8
HIERARCH ESO ISS PBLA12 END 267.8
HIERARCH ESO ISS PBL13 START 93.83
HIERARCH ESO ISS PBL13 END 93.876
HIERARCH ESO ISS PBLA13 START 246.9
HIERARCH ESO ISS PBLA13 END 246.9
HIERARCH ESO ISS PBL14 START 56.563
HIERARCH ESO ISS PBL14 END 56.563
HIERARCH ESO ISS PBLA14 START 328.616
HIERARCH ESO ISS PBLA14 END 328.665
HIERARCH ESO ISS PBL23 START 39.31
HIERARCH ESO ISS PBL23 END 39.319
HIERARCH ESO ISS PBLA23 START 209.2
HIERARCH ESO ISS PBLA23 END 209.3
HIERARCH ESO ISS PBL24 START 63.268
HIERARCH ESO ISS PBL24 END 63.287
HIERARCH ESO ISS PBLA24 START 36.485
HIERARCH ESO ISS PBLA24 END 36.556
HIERARCH ESO ISS PBL34 START 102.384
HIERARCH ESO ISS PBL34 END 102.412
HIERARCH ESO ISS PBLA34 START 33.708
HIERARCH ESO ISS PBLA34 END 33.78
HIERARCH ESO ISS AMBI TAU0 START 0.009929
HIERARCH ESO ISS AMBI TAU0 END 0.008988
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.38