Exposure
ID
PIONI.2025-05-24T09:02:22.375_1
Header ID
PIONI.2025-05-24T09:02:22.375
Date updated
2025-05-24 09:06:06 UTC+0000
Release date
2025-05-24 09:02:22 UTC+0000
UTC Start
2025-05-24 09:02:22.375
UTC End
2025-05-24 09:02:47.975
MJD Start
60819.3766478598
MJD End
60819.376944156094
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003634
Ambient temperature (°C)
12.03
Seeing (arcsec)
0.69
Observation
ID
67557
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
50246
Name
HD163428
RA
269.281079
DEC
-23.93926
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 56.7580 56.6720 289.3000 289.4000
K0-D0 80.1060 79.9790 264.6000 264.6000
K0-J3 55.4840 55.4810 352.1940 352.2820
G2-D0 37.1520 37.1270 224.8000 224.8000
G2-J3 58.5460 58.4950 51.8280 51.8490
D0-J3 95.5290 95.4530 49.1090 49.1300
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 60819.3766478598
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD163428
RA 269.281079
DEC -23.93926
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 56.758
HIERARCH ESO ISS PBL12 END 56.672
HIERARCH ESO ISS PBLA12 START 289.3
HIERARCH ESO ISS PBLA12 END 289.4
HIERARCH ESO ISS PBL13 START 80.106
HIERARCH ESO ISS PBL13 END 79.979
HIERARCH ESO ISS PBLA13 START 264.6
HIERARCH ESO ISS PBLA13 END 264.6
HIERARCH ESO ISS PBL14 START 55.484
HIERARCH ESO ISS PBL14 END 55.481
HIERARCH ESO ISS PBLA14 START 352.194
HIERARCH ESO ISS PBLA14 END 352.282
HIERARCH ESO ISS PBL23 START 37.152
HIERARCH ESO ISS PBL23 END 37.127
HIERARCH ESO ISS PBLA23 START 224.8
HIERARCH ESO ISS PBLA23 END 224.8
HIERARCH ESO ISS PBL24 START 58.546
HIERARCH ESO ISS PBL24 END 58.495
HIERARCH ESO ISS PBLA24 START 51.828
HIERARCH ESO ISS PBLA24 END 51.849
HIERARCH ESO ISS PBL34 START 95.529
HIERARCH ESO ISS PBL34 END 95.453
HIERARCH ESO ISS PBLA34 START 49.109
HIERARCH ESO ISS PBLA34 END 49.13
HIERARCH ESO ISS AMBI TAU0 START 0.003634
HIERARCH ESO ISS AMBI TAU0 END 0.003634
HIERARCH ESO ISS AMBI TEMP 12.03
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69