Exposure
ID
PIONI.2025-07-21T03:15:29.373_1
Header ID
PIONI.2025-07-21T03:15:29.373
Date updated
2025-07-21 03:25:49 UTC+0000
Release date
2025-07-21 03:15:29 UTC+0000
UTC Start
2025-07-21 03:15:29.373
UTC End
2025-07-21 03:15:54.973
MJD Start
60877.1357566286
MJD End
60877.1360529249
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002602
Ambient temperature (°C)
15.51
Seeing (arcsec)
0.76
Observation
ID
68883
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
51247
Name
HD148148
RA
246.418728
DEC
9.3705
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 66.8220 66.6780 113.4000 113.5000
A0-J2 109.5510 109.3750 87.2000 87.2000
A0-K0 121.4060 121.3080 68.2650 68.2240
G1-J2 57.7420 57.7260 56.4000 56.4000
G1-K0 88.1190 88.1500 35.7280 35.7330
J2-K0 39.7390 39.7460 4.8340 4.9140
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 60877.1357566286
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD148148
RA 246.418728
DEC 9.3705
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 66.822
HIERARCH ESO ISS PBL12 END 66.678
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 109.551
HIERARCH ESO ISS PBL13 END 109.375
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 87.2
HIERARCH ESO ISS PBL14 START 121.406
HIERARCH ESO ISS PBL14 END 121.308
HIERARCH ESO ISS PBLA14 START 68.265
HIERARCH ESO ISS PBLA14 END 68.224
HIERARCH ESO ISS PBL23 START 57.742
HIERARCH ESO ISS PBL23 END 57.726
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 88.119
HIERARCH ESO ISS PBL24 END 88.15
HIERARCH ESO ISS PBLA24 START 35.728
HIERARCH ESO ISS PBLA24 END 35.733
HIERARCH ESO ISS PBL34 START 39.739
HIERARCH ESO ISS PBL34 END 39.746
HIERARCH ESO ISS PBLA34 START 4.834
HIERARCH ESO ISS PBLA34 END 4.914
HIERARCH ESO ISS AMBI TAU0 START 0.002602
HIERARCH ESO ISS AMBI TAU0 END 0.002602
HIERARCH ESO ISS AMBI TEMP 15.51
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76