Exposure
ID
PIONI.2025-05-31T03:17:14.949_1
Header ID
PIONI.2025-05-31T03:17:14.949
Date updated
2025-05-31 03:26:47 UTC+0000
Release date
2025-05-31 03:17:14 UTC+0000
UTC Start
2025-05-31 03:17:14.949
UTC End
2025-05-31 03:17:40.549
MJD Start
60826.136978582
MJD End
60826.137274878296
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 43.9080 43.9400 138.9000 138.9000
A0-J2 96.3300 96.5210 69.1000 69.2000
A0-J6 167.1830 167.1850 1.4780 1.5660
B5-J2 91.0620 91.1660 42.2000 42.3000
B5-J6 201.7240 201.7220 353.0150 353.0840
J2-J6 157.9760 158.0490 327.1660 327.1890
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 60826.136978582
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 43.908
HIERARCH ESO ISS PBL12 END 43.94
HIERARCH ESO ISS PBLA12 START 138.9
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 96.33
HIERARCH ESO ISS PBL13 END 96.521
HIERARCH ESO ISS PBLA13 START 69.1
HIERARCH ESO ISS PBLA13 END 69.2
HIERARCH ESO ISS PBL14 START 167.183
HIERARCH ESO ISS PBL14 END 167.185
HIERARCH ESO ISS PBLA14 START 1.478
HIERARCH ESO ISS PBLA14 END 1.566
HIERARCH ESO ISS PBL23 START 91.062
HIERARCH ESO ISS PBL23 END 91.166
HIERARCH ESO ISS PBLA23 START 42.2
HIERARCH ESO ISS PBLA23 END 42.3
HIERARCH ESO ISS PBL24 START 201.724
HIERARCH ESO ISS PBL24 END 201.722
HIERARCH ESO ISS PBLA24 START 353.015
HIERARCH ESO ISS PBLA24 END 353.084
HIERARCH ESO ISS PBL34 START 157.976
HIERARCH ESO ISS PBL34 END 158.049
HIERARCH ESO ISS PBLA34 START 327.166
HIERARCH ESO ISS PBLA34 END 327.189
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