Exposure
ID
PIONI.2025-05-31T03:16:37.289_1
Header ID
PIONI.2025-05-31T03:16:37.289
Date updated
2025-05-31 03:26:47 UTC+0000
Release date
2025-05-31 03:16:37 UTC+0000
UTC Start
2025-05-31 03:16:37.289
UTC End
2025-05-31 03:17:02.889
MJD Start
60826.1365426988
MJD End
60826.136838995095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007148
Ambient temperature (°C)
15.21
Seeing (arcsec)
0.34
Observation
ID
67664
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
50317
Name
HD167724
RA
274.399635
DEC
-25.34188
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 43.8730 43.9060 138.9000 138.9000
A0-J2 96.1280 96.3190 69.0000 69.1000
A0-J6 167.1810 167.1830 1.3850 1.4730
B5-J2 90.9530 91.0560 42.0000 42.2000
B5-J6 201.7260 201.7240 352.9410 353.0110
J2-J6 157.8980 157.9720 327.1420 327.1650
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 60826.1365426988
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD167724
RA 274.399635
DEC -25.34188
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 43.873
HIERARCH ESO ISS PBL12 END 43.906
HIERARCH ESO ISS PBLA12 START 138.9
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 96.128
HIERARCH ESO ISS PBL13 END 96.319
HIERARCH ESO ISS PBLA13 START 69.0
HIERARCH ESO ISS PBLA13 END 69.1
HIERARCH ESO ISS PBL14 START 167.181
HIERARCH ESO ISS PBL14 END 167.183
HIERARCH ESO ISS PBLA14 START 1.385
HIERARCH ESO ISS PBLA14 END 1.473
HIERARCH ESO ISS PBL23 START 90.953
HIERARCH ESO ISS PBL23 END 91.056
HIERARCH ESO ISS PBLA23 START 42.0
HIERARCH ESO ISS PBLA23 END 42.2
HIERARCH ESO ISS PBL24 START 201.726
HIERARCH ESO ISS PBL24 END 201.724
HIERARCH ESO ISS PBLA24 START 352.941
HIERARCH ESO ISS PBLA24 END 353.011
HIERARCH ESO ISS PBL34 START 157.898
HIERARCH ESO ISS PBL34 END 157.972
HIERARCH ESO ISS PBLA34 START 327.142
HIERARCH ESO ISS PBLA34 END 327.165
HIERARCH ESO ISS AMBI TAU0 START 0.007148
HIERARCH ESO ISS AMBI TAU0 END 0.007148
HIERARCH ESO ISS AMBI TEMP 15.21
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.34