Exposure
ID
PIONI.2025-03-02T05:44:37.253_1
Header ID
PIONI.2025-03-02T05:44:37.253
Date updated
2025-03-02 05:50:45 UTC+0000
Release date
2025-03-02 05:44:37 UTC+0000
UTC Start
2025-03-02 05:44:37.254
UTC End
2025-03-02 05:45:02.854
MJD Start
60736.2393200649
MJD End
60736.2396163612
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003858
Ambient temperature (°C)
14.9
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 75.4510 75.5230 82.3000 82.4000
A0-J2 120.4740 120.5320 60.0000 60.2000
A0-K0 126.9130 126.9290 42.5640 42.6970
G1-J2 58.1400 58.1380 30.6000 30.7000
G1-K0 84.0610 84.0540 7.5790 7.6710
J2-K0 38.0850 38.1060 330.9210 330.9890
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 60736.2393200649
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 75.451
HIERARCH ESO ISS PBL12 END 75.523
HIERARCH ESO ISS PBLA12 START 82.3
HIERARCH ESO ISS PBLA12 END 82.4
HIERARCH ESO ISS PBL13 START 120.474
HIERARCH ESO ISS PBL13 END 120.532
HIERARCH ESO ISS PBLA13 START 60.0
HIERARCH ESO ISS PBLA13 END 60.2
HIERARCH ESO ISS PBL14 START 126.913
HIERARCH ESO ISS PBL14 END 126.929
HIERARCH ESO ISS PBLA14 START 42.564
HIERARCH ESO ISS PBLA14 END 42.697
HIERARCH ESO ISS PBL23 START 58.14
HIERARCH ESO ISS PBL23 END 58.138
HIERARCH ESO ISS PBLA23 START 30.6
HIERARCH ESO ISS PBLA23 END 30.7
HIERARCH ESO ISS PBL24 START 84.061
HIERARCH ESO ISS PBL24 END 84.054
HIERARCH ESO ISS PBLA24 START 7.579
HIERARCH ESO ISS PBLA24 END 7.671
HIERARCH ESO ISS PBL34 START 38.085
HIERARCH ESO ISS PBL34 END 38.106
HIERARCH ESO ISS PBLA34 START 330.921
HIERARCH ESO ISS PBLA34 END 330.989
HIERARCH ESO ISS AMBI TAU0 START 0.003858
HIERARCH ESO ISS AMBI TAU0 END 0.003858
HIERARCH ESO ISS AMBI TEMP 14.9
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94