Exposure
ID
PIONI.2025-03-30T09:30:20.407_1
Header ID
PIONI.2025-03-30T09:30:20.407
Date updated
2025-03-30 09:35:59 UTC+0000
Release date
2025-03-30 09:30:20 UTC+0000
UTC Start
2025-03-30 09:30:20.406
UTC End
2025-03-30 09:30:46.006
MJD Start
60764.3960695164
MJD End
60764.396365812696
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010241
Ambient temperature (°C)
13.55
Seeing (arcsec)
0.44
Observation
ID
65971
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
49109
Name
HD168592
RA
275.577089
DEC
-38.65706
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 66.6790 66.7090 261.5000 261.6000
K0-D0 95.3030 95.3230 241.5000 241.6000
K0-J3 53.5230 53.5440 325.2590 325.3200
G2-D0 39.8200 39.8170 206.6000 206.7000
G2-J3 64.4240 64.4200 33.3840 33.4800
D0-J3 104.0720 104.0640 30.7950 30.8890
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 60764.3960695164
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD168592
RA 275.577089
DEC -38.65706
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 66.679
HIERARCH ESO ISS PBL12 END 66.709
HIERARCH ESO ISS PBLA12 START 261.5
HIERARCH ESO ISS PBLA12 END 261.6
HIERARCH ESO ISS PBL13 START 95.303
HIERARCH ESO ISS PBL13 END 95.323
HIERARCH ESO ISS PBLA13 START 241.5
HIERARCH ESO ISS PBLA13 END 241.6
HIERARCH ESO ISS PBL14 START 53.523
HIERARCH ESO ISS PBL14 END 53.544
HIERARCH ESO ISS PBLA14 START 325.259
HIERARCH ESO ISS PBLA14 END 325.32
HIERARCH ESO ISS PBL23 START 39.82
HIERARCH ESO ISS PBL23 END 39.817
HIERARCH ESO ISS PBLA23 START 206.6
HIERARCH ESO ISS PBLA23 END 206.7
HIERARCH ESO ISS PBL24 START 64.424
HIERARCH ESO ISS PBL24 END 64.42
HIERARCH ESO ISS PBLA24 START 33.384
HIERARCH ESO ISS PBLA24 END 33.48
HIERARCH ESO ISS PBL34 START 104.072
HIERARCH ESO ISS PBL34 END 104.064
HIERARCH ESO ISS PBLA34 START 30.795
HIERARCH ESO ISS PBLA34 END 30.889
HIERARCH ESO ISS AMBI TAU0 START 0.010241
HIERARCH ESO ISS AMBI TAU0 END 0.010241
HIERARCH ESO ISS AMBI TEMP 13.55
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44