Exposure
ID
PIONI.2025-05-31T06:26:59.939_1
Header ID
PIONI.2025-05-31T06:26:59.939
Date updated
2025-05-31 06:36:26 UTC+0000
Release date
2025-05-31 06:26:59 UTC+0000
UTC Start
2025-05-31 06:26:59.938
UTC End
2025-05-31 06:27:25.538
MJD Start
60826.2687492874
MJD End
60826.2690455837
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.015685
Ambient temperature (°C)
15.24
Seeing (arcsec)
0.275
Observation
ID
67680
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
50333
Name
HD200718
RA
316.504408
DEC
-30.12551
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 43.7950 43.8270 138.2000 138.3000
A0-J2 105.0640 105.2240 69.5000 69.6000
A0-J6 169.0650 169.0680 4.6210 4.7080
B5-J2 98.0790 98.1660 44.9000 45.0000
B5-J6 201.7780 201.7790 355.5800 355.6510
J2-J6 156.6270 156.7010 327.2340 327.2670
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 60826.2687492874
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD200718
RA 316.504408
DEC -30.12551
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 43.795
HIERARCH ESO ISS PBL12 END 43.827
HIERARCH ESO ISS PBLA12 START 138.2
HIERARCH ESO ISS PBLA12 END 138.3
HIERARCH ESO ISS PBL13 START 105.064
HIERARCH ESO ISS PBL13 END 105.224
HIERARCH ESO ISS PBLA13 START 69.5
HIERARCH ESO ISS PBLA13 END 69.6
HIERARCH ESO ISS PBL14 START 169.065
HIERARCH ESO ISS PBL14 END 169.068
HIERARCH ESO ISS PBLA14 START 4.621
HIERARCH ESO ISS PBLA14 END 4.708
HIERARCH ESO ISS PBL23 START 98.079
HIERARCH ESO ISS PBL23 END 98.166
HIERARCH ESO ISS PBLA23 START 44.9
HIERARCH ESO ISS PBLA23 END 45.0
HIERARCH ESO ISS PBL24 START 201.778
HIERARCH ESO ISS PBL24 END 201.779
HIERARCH ESO ISS PBLA24 START 355.58
HIERARCH ESO ISS PBLA24 END 355.651
HIERARCH ESO ISS PBL34 START 156.627
HIERARCH ESO ISS PBL34 END 156.701
HIERARCH ESO ISS PBLA34 START 327.234
HIERARCH ESO ISS PBLA34 END 327.267
HIERARCH ESO ISS AMBI TAU0 START 0.015685
HIERARCH ESO ISS AMBI TAU0 END 0.015685
HIERARCH ESO ISS AMBI TEMP 15.24
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.26