Exposure
ID
PIONI.2025-06-01T02:58:44.884_1
Header ID
PIONI.2025-06-01T02:58:44.884
Date updated
2025-06-01 03:09:27 UTC+0000
Release date
2025-06-01 02:58:44 UTC+0000
UTC Start
2025-06-01 02:58:44.884
UTC End
2025-06-01 02:59:10.484
MJD Start
60827.1241306001
MJD End
60827.1244268964
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008379
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.28
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 48.0480 48.0600 143.7000 143.7000
A0-J2 83.2960 83.5540 92.5000 92.5000
A0-J6 140.7780 140.7740 358.9390 359.0440
B5-J2 65.0840 65.2850 57.3000 57.4000
B5-J6 182.1460 182.1070 350.1880 350.2620
J2-J6 167.9210 167.9270 329.2700 329.2700
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 60827.1241306001
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 48.048
HIERARCH ESO ISS PBL12 END 48.06
HIERARCH ESO ISS PBLA12 START 143.7
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 83.296
HIERARCH ESO ISS PBL13 END 83.554
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 140.778
HIERARCH ESO ISS PBL14 END 140.774
HIERARCH ESO ISS PBLA14 START 358.939
HIERARCH ESO ISS PBLA14 END 359.044
HIERARCH ESO ISS PBL23 START 65.084
HIERARCH ESO ISS PBL23 END 65.285
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.4
HIERARCH ESO ISS PBL24 START 182.146
HIERARCH ESO ISS PBL24 END 182.107
HIERARCH ESO ISS PBLA24 START 350.188
HIERARCH ESO ISS PBLA24 END 350.262
HIERARCH ESO ISS PBL34 START 167.921
HIERARCH ESO ISS PBL34 END 167.927
HIERARCH ESO ISS PBLA34 START 329.27
HIERARCH ESO ISS PBLA34 END 329.27
HIERARCH ESO ISS AMBI TAU0 START 0.008379
HIERARCH ESO ISS AMBI TAU0 END 0.008379
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28