Exposure
ID
PIONI.2025-07-21T09:33:18.827_1
Header ID
PIONI.2025-07-21T09:33:18.827
Date updated
2025-07-21 09:40:39 UTC+0000
Release date
2025-07-21 09:33:18 UTC+0000
UTC Start
2025-07-21 09:33:18.827
UTC End
2025-07-21 09:33:44.427
MJD Start
60877.3981345687
MJD End
60877.398430864996
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004324
Ambient temperature (°C)
14.77
Seeing (arcsec)
0.73
Observation
ID
68905
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
51268
Name
HD23593
RA
55.641604
DEC
-64.19512
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 74.3580 74.4140 71.4000 71.6000
A0-J2 121.8470 121.8860 51.7000 51.9000
A0-K0 127.7450 127.7500 36.5440 36.6820
G1-J2 57.6010 57.5970 25.9000 26.0000
G1-K0 79.1600 79.1570 4.0430 4.1410
J2-K0 33.4760 33.5000 324.1990 324.2780
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 60877.3981345687
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD23593
RA 55.641604
DEC -64.19512
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 74.358
HIERARCH ESO ISS PBL12 END 74.414
HIERARCH ESO ISS PBLA12 START 71.4
HIERARCH ESO ISS PBLA12 END 71.6
HIERARCH ESO ISS PBL13 START 121.847
HIERARCH ESO ISS PBL13 END 121.886
HIERARCH ESO ISS PBLA13 START 51.7
HIERARCH ESO ISS PBLA13 END 51.9
HIERARCH ESO ISS PBL14 START 127.745
HIERARCH ESO ISS PBL14 END 127.75
HIERARCH ESO ISS PBLA14 START 36.544
HIERARCH ESO ISS PBLA14 END 36.682
HIERARCH ESO ISS PBL23 START 57.601
HIERARCH ESO ISS PBL23 END 57.597
HIERARCH ESO ISS PBLA23 START 25.9
HIERARCH ESO ISS PBLA23 END 26.0
HIERARCH ESO ISS PBL24 START 79.16
HIERARCH ESO ISS PBL24 END 79.157
HIERARCH ESO ISS PBLA24 START 4.043
HIERARCH ESO ISS PBLA24 END 4.141
HIERARCH ESO ISS PBL34 START 33.476
HIERARCH ESO ISS PBL34 END 33.5
HIERARCH ESO ISS PBLA34 START 324.199
HIERARCH ESO ISS PBLA34 END 324.278
HIERARCH ESO ISS AMBI TAU0 START 0.004324
HIERARCH ESO ISS AMBI TAU0 END 0.004324
HIERARCH ESO ISS AMBI TEMP 14.77
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73