Exposure
ID
PIONI.2025-06-01T08:37:11.376_1
Header ID
PIONI.2025-06-01T08:37:11.376
Date updated
2025-06-01 08:45:44 UTC+0000
Release date
2025-06-01 08:37:11 UTC+0000
UTC Start
2025-06-01 08:37:11.375
UTC End
2025-06-01 08:37:36.975
MJD Start
60827.3591594361
MJD End
60827.359455732396
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006938
Ambient temperature (°C)
12.78
Seeing (arcsec)
0.37
Observation
ID
67698
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
50350
Name
HD216666
RA
343.811739
DEC
-36.38856
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 43.3950 43.4260 137.7000 137.7000
A0-J2 113.5900 113.7120 70.4000 70.5000
A0-J6 169.6040 169.6030 8.2200 8.3050
B5-J2 104.7430 104.8050 48.0000 48.1000
B5-J6 200.0070 200.0080 358.5770 358.6490
J2-J6 153.9780 154.0550 327.4810 327.5250
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 60827.3591594361
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD216666
RA 343.811739
DEC -36.38856
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 43.395
HIERARCH ESO ISS PBL12 END 43.426
HIERARCH ESO ISS PBLA12 START 137.7
HIERARCH ESO ISS PBLA12 END 137.7
HIERARCH ESO ISS PBL13 START 113.59
HIERARCH ESO ISS PBL13 END 113.712
HIERARCH ESO ISS PBLA13 START 70.4
HIERARCH ESO ISS PBLA13 END 70.5
HIERARCH ESO ISS PBL14 START 169.604
HIERARCH ESO ISS PBL14 END 169.603
HIERARCH ESO ISS PBLA14 START 8.22
HIERARCH ESO ISS PBLA14 END 8.305
HIERARCH ESO ISS PBL23 START 104.743
HIERARCH ESO ISS PBL23 END 104.805
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 48.1
HIERARCH ESO ISS PBL24 START 200.007
HIERARCH ESO ISS PBL24 END 200.008
HIERARCH ESO ISS PBLA24 START 358.577
HIERARCH ESO ISS PBLA24 END 358.649
HIERARCH ESO ISS PBL34 START 153.978
HIERARCH ESO ISS PBL34 END 154.055
HIERARCH ESO ISS PBLA34 START 327.481
HIERARCH ESO ISS PBLA34 END 327.525
HIERARCH ESO ISS AMBI TAU0 START 0.006938
HIERARCH ESO ISS AMBI TAU0 END 0.006938
HIERARCH ESO ISS AMBI TEMP 12.78
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37