Exposure
ID
PIONI.2025-03-02T05:45:14.602_1
Header ID
PIONI.2025-03-02T05:45:14.602
Date updated
2025-03-02 05:50:45 UTC+0000
Release date
2025-03-02 05:45:14 UTC+0000
UTC Start
2025-03-02 05:45:14.602
UTC End
2025-03-02 05:45:40.202
MJD Start
60736.2397523397
MJD End
60736.240048636
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003858
Ambient temperature (°C)
14.87
Seeing (arcsec)
0.94
Observation
ID
64925
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
48354
Name
HD123775
RA
212.843801
DEC
-56.383
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 75.5270 75.5960 82.4000 82.5000
A0-J2 120.5360 120.5940 60.2000 60.3000
A0-K0 126.9300 126.9460 42.7040 42.8380
G1-J2 58.1380 58.1350 30.7000 30.8000
G1-K0 84.0540 84.0470 7.6760 7.7690
J2-K0 38.1070 38.1280 330.9930 331.0610
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 60736.2397523397
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD123775
RA 212.843801
DEC -56.383
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 75.527
HIERARCH ESO ISS PBL12 END 75.596
HIERARCH ESO ISS PBLA12 START 82.4
HIERARCH ESO ISS PBLA12 END 82.5
HIERARCH ESO ISS PBL13 START 120.536
HIERARCH ESO ISS PBL13 END 120.594
HIERARCH ESO ISS PBLA13 START 60.2
HIERARCH ESO ISS PBLA13 END 60.3
HIERARCH ESO ISS PBL14 START 126.93
HIERARCH ESO ISS PBL14 END 126.946
HIERARCH ESO ISS PBLA14 START 42.704
HIERARCH ESO ISS PBLA14 END 42.838
HIERARCH ESO ISS PBL23 START 58.138
HIERARCH ESO ISS PBL23 END 58.135
HIERARCH ESO ISS PBLA23 START 30.7
HIERARCH ESO ISS PBLA23 END 30.8
HIERARCH ESO ISS PBL24 START 84.054
HIERARCH ESO ISS PBL24 END 84.047
HIERARCH ESO ISS PBLA24 START 7.676
HIERARCH ESO ISS PBLA24 END 7.769
HIERARCH ESO ISS PBL34 START 38.107
HIERARCH ESO ISS PBL34 END 38.128
HIERARCH ESO ISS PBLA34 START 330.993
HIERARCH ESO ISS PBLA34 END 331.061
HIERARCH ESO ISS AMBI TAU0 START 0.003858
HIERARCH ESO ISS AMBI TAU0 END 0.003858
HIERARCH ESO ISS AMBI TEMP 14.87
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94