Exposure
ID
PIONI.2025-07-21T04:50:24.561_1
Header ID
PIONI.2025-07-21T04:50:24.561
Date updated
2025-07-21 04:55:41 UTC+0000
Release date
2025-07-21 04:50:24 UTC+0000
UTC Start
2025-07-21 04:50:24.561
UTC End
2025-07-21 04:50:50.161
MJD Start
60877.2016731631
MJD End
60877.2019694594
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007794
Ambient temperature (°C)
15.38
Seeing (arcsec)
0.51
Observation
ID
68888
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
51251
Name
HD211367
RA
334.290593
DEC
-34.76101
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 78.0580 78.1560 99.0000 99.1000
A0-J2 114.6260 114.7490 72.6000 72.7000
A0-K0 119.7980 119.8720 49.9500 50.0650
G1-J2 56.5510 56.5680 34.8000 35.0000
G1-K0 90.4810 90.4800 9.2920 9.3770
J2-K0 46.3880 46.4010 337.5740 337.6240
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 60877.2016731631
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD211367
RA 334.290593
DEC -34.76101
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 78.058
HIERARCH ESO ISS PBL12 END 78.156
HIERARCH ESO ISS PBLA12 START 99.0
HIERARCH ESO ISS PBLA12 END 99.1
HIERARCH ESO ISS PBL13 START 114.626
HIERARCH ESO ISS PBL13 END 114.749
HIERARCH ESO ISS PBLA13 START 72.6
HIERARCH ESO ISS PBLA13 END 72.7
HIERARCH ESO ISS PBL14 START 119.798
HIERARCH ESO ISS PBL14 END 119.872
HIERARCH ESO ISS PBLA14 START 49.95
HIERARCH ESO ISS PBLA14 END 50.065
HIERARCH ESO ISS PBL23 START 56.551
HIERARCH ESO ISS PBL23 END 56.568
HIERARCH ESO ISS PBLA23 START 34.8
HIERARCH ESO ISS PBLA23 END 35.0
HIERARCH ESO ISS PBL24 START 90.481
HIERARCH ESO ISS PBL24 END 90.48
HIERARCH ESO ISS PBLA24 START 9.292
HIERARCH ESO ISS PBLA24 END 9.377
HIERARCH ESO ISS PBL34 START 46.388
HIERARCH ESO ISS PBL34 END 46.401
HIERARCH ESO ISS PBLA34 START 337.574
HIERARCH ESO ISS PBLA34 END 337.624
HIERARCH ESO ISS AMBI TAU0 START 0.007794
HIERARCH ESO ISS AMBI TAU0 END 0.007794
HIERARCH ESO ISS AMBI TEMP 15.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51