Exposure
ID
PIONI.2025-03-31T07:45:26.834_1
Header ID
PIONI.2025-03-31T07:45:26.834
Date updated
2025-03-31 07:50:42 UTC+0000
Release date
2025-03-31 07:45:26 UTC+0000
UTC Start
2025-03-31 07:45:26.834
UTC End
2025-03-31 07:45:52.434
MJD Start
60765.3232272449
MJD End
60765.3235235412
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007563
Ambient temperature (°C)
14.04
Seeing (arcsec)
0.39
Observation
ID
65978
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
49116
Name
HD146436
RA
244.246618
DEC
-20.10412
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 67.5070 67.5330 268.2000 268.3000
K0-D0 94.5260 94.5630 247.4000 247.5000
K0-J3 56.5610 56.5620 329.2340 329.2850
G2-D0 39.5430 39.5510 210.0000 210.1000
G2-J3 63.6900 63.7050 37.2380 37.3080
D0-J3 103.0400 103.0620 34.4760 34.5460
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 60765.3232272449
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD146436
RA 244.246618
DEC -20.10412
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 67.507
HIERARCH ESO ISS PBL12 END 67.533
HIERARCH ESO ISS PBLA12 START 268.2
HIERARCH ESO ISS PBLA12 END 268.3
HIERARCH ESO ISS PBL13 START 94.526
HIERARCH ESO ISS PBL13 END 94.563
HIERARCH ESO ISS PBLA13 START 247.4
HIERARCH ESO ISS PBLA13 END 247.5
HIERARCH ESO ISS PBL14 START 56.561
HIERARCH ESO ISS PBL14 END 56.562
HIERARCH ESO ISS PBLA14 START 329.234
HIERARCH ESO ISS PBLA14 END 329.285
HIERARCH ESO ISS PBL23 START 39.543
HIERARCH ESO ISS PBL23 END 39.551
HIERARCH ESO ISS PBLA23 START 210.0
HIERARCH ESO ISS PBLA23 END 210.1
HIERARCH ESO ISS PBL24 START 63.69
HIERARCH ESO ISS PBL24 END 63.705
HIERARCH ESO ISS PBLA24 START 37.238
HIERARCH ESO ISS PBLA24 END 37.308
HIERARCH ESO ISS PBL34 START 103.04
HIERARCH ESO ISS PBL34 END 103.062
HIERARCH ESO ISS PBLA34 START 34.476
HIERARCH ESO ISS PBLA34 END 34.546
HIERARCH ESO ISS AMBI TAU0 START 0.007563
HIERARCH ESO ISS AMBI TAU0 END 0.007563
HIERARCH ESO ISS AMBI TEMP 14.04
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39