Exposure
ID
PIONI.2025-01-02T06:03:18.747_1
Header ID
PIONI.2025-01-02T06:03:18.747
Date updated
2025-01-02 06:10:47 UTC+0000
Release date
2025-01-02 06:03:18 UTC+0000
UTC Start
2025-01-02 06:03:18.747
UTC End
2025-01-02 06:03:44.347
MJD Start
60677.2523003076
MJD End
60677.252596603896
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007782000000000001
Ambient temperature (°C)
13.6
Seeing (arcsec)
0.63
Observation
ID
63067
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
46982
Name
HD98399
RA
169.81389
DEC
0.72332
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 48.4310 48.4390 143.5000 143.5000
A0-J2 89.3060 89.5500 94.3000 94.3000
A0-J6 137.6590 137.6660 1.3890 1.4960
B5-J2 68.3250 68.5300 61.9000 62.0000
B5-J6 178.3820 178.3470 351.7950 351.8720
J2-J6 167.8700 167.8620 329.3020 329.3050
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 60677.2523003076
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD98399
RA 169.81389
DEC 0.72332
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 48.431
HIERARCH ESO ISS PBL12 END 48.439
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.5
HIERARCH ESO ISS PBL13 START 89.306
HIERARCH ESO ISS PBL13 END 89.55
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 137.659
HIERARCH ESO ISS PBL14 END 137.666
HIERARCH ESO ISS PBLA14 START 1.389
HIERARCH ESO ISS PBLA14 END 1.496
HIERARCH ESO ISS PBL23 START 68.325
HIERARCH ESO ISS PBL23 END 68.53
HIERARCH ESO ISS PBLA23 START 61.9
HIERARCH ESO ISS PBLA23 END 62.0
HIERARCH ESO ISS PBL24 START 178.382
HIERARCH ESO ISS PBL24 END 178.347
HIERARCH ESO ISS PBLA24 START 351.795
HIERARCH ESO ISS PBLA24 END 351.872
HIERARCH ESO ISS PBL34 START 167.87
HIERARCH ESO ISS PBL34 END 167.862
HIERARCH ESO ISS PBLA34 START 329.302
HIERARCH ESO ISS PBLA34 END 329.305
HIERARCH ESO ISS AMBI TAU0 START 0.006747
HIERARCH ESO ISS AMBI TAU0 END 0.008817
HIERARCH ESO ISS AMBI TEMP 13.6
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.58