Exposure
ID
PIONI.2025-06-01T02:58:07.042_1
Header ID
PIONI.2025-06-01T02:58:07.042
Date updated
2025-06-01 03:09:27 UTC+0000
Release date
2025-06-01 02:58:07 UTC+0000
UTC Start
2025-06-01 02:58:07.042
UTC End
2025-06-01 02:58:32.642
MJD Start
60827.1236926191
MJD End
60827.123988915395
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008232
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.265
Observation
ID
67667
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
50320
Name
HD168390
RA
274.863155
DEC
-1.27499
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 48.0350 48.0480 143.7000 143.7000
A0-J2 83.0220 83.2880 92.5000 92.5000
A0-J6 140.7830 140.7780 358.8290 358.9370
B5-J2 64.8710 65.0780 57.2000 57.3000
B5-J6 182.1870 182.1470 350.1100 350.1870
J2-J6 167.9150 167.9210 329.2700 329.2710
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 60827.1236926191
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD168390
RA 274.863155
DEC -1.27499
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 48.035
HIERARCH ESO ISS PBL12 END 48.048
HIERARCH ESO ISS PBLA12 START 143.7
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 83.022
HIERARCH ESO ISS PBL13 END 83.288
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 140.783
HIERARCH ESO ISS PBL14 END 140.778
HIERARCH ESO ISS PBLA14 START 358.829
HIERARCH ESO ISS PBLA14 END 358.937
HIERARCH ESO ISS PBL23 START 64.871
HIERARCH ESO ISS PBL23 END 65.078
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 182.187
HIERARCH ESO ISS PBL24 END 182.147
HIERARCH ESO ISS PBLA24 START 350.11
HIERARCH ESO ISS PBLA24 END 350.187
HIERARCH ESO ISS PBL34 START 167.915
HIERARCH ESO ISS PBL34 END 167.921
HIERARCH ESO ISS PBLA34 START 329.27
HIERARCH ESO ISS PBLA34 END 329.271
HIERARCH ESO ISS AMBI TAU0 START 0.008085
HIERARCH ESO ISS AMBI TAU0 END 0.008379
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.25
HIERARCH ESO ISS AMBI FWHM END 0.28