Exposure
ID
PIONI.2025-01-01T08:01:02.939_1
Header ID
PIONI.2025-01-01T08:01:02.939
Date updated
2025-01-01 08:05:50 UTC+0000
Release date
2025-01-01 08:01:02 UTC+0000
UTC Start
2025-01-01 08:01:02.939
UTC End
2025-01-01 08:01:28.539
MJD Start
60676.3340617884
MJD End
60676.3343580847
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004524
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.91
Observation
ID
63049
Category
calibrator
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46964
Name
HD105639
RA
182.421798
DEC
1.89689
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4750 48.4690 143.1000 143.1000
A0-J2 111.5470 111.7170 94.0000 94.0000
A0-J6 138.9890 139.0440 12.4830 12.5810
B5-J2 87.8400 88.0110 69.3000 69.4000
B5-J6 174.4830 174.4850 0.3140 0.3970
J2-J6 164.8760 164.8350 330.4860 330.5070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60676.3340617884
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD105639
RA 182.421798
DEC 1.89689
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.475
HIERARCH ESO ISS PBL12 END 48.469
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 111.547
HIERARCH ESO ISS PBL13 END 111.717
HIERARCH ESO ISS PBLA13 START 94.0
HIERARCH ESO ISS PBLA13 END 94.0
HIERARCH ESO ISS PBL14 START 138.989
HIERARCH ESO ISS PBL14 END 139.044
HIERARCH ESO ISS PBLA14 START 12.483
HIERARCH ESO ISS PBLA14 END 12.581
HIERARCH ESO ISS PBL23 START 87.84
HIERARCH ESO ISS PBL23 END 88.011
HIERARCH ESO ISS PBLA23 START 69.3
HIERARCH ESO ISS PBLA23 END 69.4
HIERARCH ESO ISS PBL24 START 174.483
HIERARCH ESO ISS PBL24 END 174.485
HIERARCH ESO ISS PBLA24 START 0.314
HIERARCH ESO ISS PBLA24 END 0.397
HIERARCH ESO ISS PBL34 START 164.876
HIERARCH ESO ISS PBL34 END 164.835
HIERARCH ESO ISS PBLA34 START 330.486
HIERARCH ESO ISS PBLA34 END 330.507
HIERARCH ESO ISS AMBI TAU0 START 0.004524
HIERARCH ESO ISS AMBI TAU0 END 0.004524
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91