Exposure
ID
PIONI.2025-01-06T04:36:16.103_1
Header ID
PIONI.2025-01-06T04:36:16.103
Date updated
2025-01-06 04:40:47 UTC+0000
Release date
2026-01-06 04:40:47 UTC+0000
UTC Start
2025-01-06 04:36:16.102
UTC End
2025-01-06 04:36:54.502
MJD Start
60681.1918530352
MJD End
60681.19229747964
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0058525
Ambient temperature (°C)
16.75
Seeing (arcsec)
0.545
Observation
ID
63097
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
47007
Name
HIP51077
RA
156.539491
DEC
-42.73871
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 36.7960 36.8600 129.7000 129.8000
A0-J2 103.4840 103.6430 51.8000 52.0000
A0-J6 168.1800 168.1810 358.4900 358.6050
B5-J2 102.2950 102.3570 31.2000 31.4000
B5-J6 194.4060 194.4300 350.3070 350.4010
J2-J6 134.9410 135.1070 320.5320 320.5820
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 60681.1918530352
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP51077
RA 156.539491
DEC -42.73871
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 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 36.796
HIERARCH ESO ISS PBL12 END 36.86
HIERARCH ESO ISS PBLA12 START 129.7
HIERARCH ESO ISS PBLA12 END 129.8
HIERARCH ESO ISS PBL13 START 103.484
HIERARCH ESO ISS PBL13 END 103.643
HIERARCH ESO ISS PBLA13 START 51.8
HIERARCH ESO ISS PBLA13 END 52.0
HIERARCH ESO ISS PBL14 START 168.18
HIERARCH ESO ISS PBL14 END 168.181
HIERARCH ESO ISS PBLA14 START 358.49
HIERARCH ESO ISS PBLA14 END 358.605
HIERARCH ESO ISS PBL23 START 102.295
HIERARCH ESO ISS PBL23 END 102.357
HIERARCH ESO ISS PBLA23 START 31.2
HIERARCH ESO ISS PBLA23 END 31.4
HIERARCH ESO ISS PBL24 START 194.406
HIERARCH ESO ISS PBL24 END 194.43
HIERARCH ESO ISS PBLA24 START 350.307
HIERARCH ESO ISS PBLA24 END 350.401
HIERARCH ESO ISS PBL34 START 134.941
HIERARCH ESO ISS PBL34 END 135.107
HIERARCH ESO ISS PBLA34 START 320.532
HIERARCH ESO ISS PBLA34 END 320.582
HIERARCH ESO ISS AMBI TAU0 START 0.005918
HIERARCH ESO ISS AMBI TAU0 END 0.005787
HIERARCH ESO ISS AMBI TEMP 16.75
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.54