Exposure
ID
PIONI.2024-09-09T04:29:50.973_1
Header ID
PIONI.2024-09-09T04:29:50.973
Date updated
2024-09-09 04:35:44 UTC+0000
Release date
2025-09-09 04:35:43 UTC+0000
UTC Start
2024-09-09 04:29:50.973
UTC End
2024-09-09 04:30:16.573
MJD Start
60562.1873955247
MJD End
60562.187691821
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008461
Ambient temperature (°C)
15.79
Seeing (arcsec)
0.85
Observation
ID
60693
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
45129
Name
HIP7955
RA
25.534761
DEC
-32.32701
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 43.5080 43.5410 137.8000 137.9000
A0-J2 107.5790 107.7280 69.2000 69.3000
A0-J6 169.5120 169.5130 5.4620 5.5480
B5-J2 100.2920 100.3710 45.3000 45.5000
B5-J6 201.4040 201.4060 356.2770 356.3480
J2-J6 155.3920 155.4680 327.1040 327.1410
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60562.1873955247
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP7955
RA 25.534761
DEC -32.32701
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
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 43.508
HIERARCH ESO ISS PBL12 END 43.541
HIERARCH ESO ISS PBLA12 START 137.8
HIERARCH ESO ISS PBLA12 END 137.9
HIERARCH ESO ISS PBL13 START 107.579
HIERARCH ESO ISS PBL13 END 107.728
HIERARCH ESO ISS PBLA13 START 69.2
HIERARCH ESO ISS PBLA13 END 69.3
HIERARCH ESO ISS PBL14 START 169.512
HIERARCH ESO ISS PBL14 END 169.513
HIERARCH ESO ISS PBLA14 START 5.462
HIERARCH ESO ISS PBLA14 END 5.548
HIERARCH ESO ISS PBL23 START 100.292
HIERARCH ESO ISS PBL23 END 100.371
HIERARCH ESO ISS PBLA23 START 45.3
HIERARCH ESO ISS PBLA23 END 45.5
HIERARCH ESO ISS PBL24 START 201.404
HIERARCH ESO ISS PBL24 END 201.406
HIERARCH ESO ISS PBLA24 START 356.277
HIERARCH ESO ISS PBLA24 END 356.348
HIERARCH ESO ISS PBL34 START 155.392
HIERARCH ESO ISS PBL34 END 155.468
HIERARCH ESO ISS PBLA34 START 327.104
HIERARCH ESO ISS PBLA34 END 327.141
HIERARCH ESO ISS AMBI TAU0 START 0.008461
HIERARCH ESO ISS AMBI TAU0 END 0.008461
HIERARCH ESO ISS AMBI TEMP 15.79
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85