Exposure
ID
PIONI.2025-01-06T04:35:26.195_1
Header ID
PIONI.2025-01-06T04:35:26.195
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 04:35:26.195
UTC End
2025-01-06 04:36:04.595
MJD Start
60681.1912754076
MJD End
60681.19171985204
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0053679999999999995
Ambient temperature (°C)
16.75
Seeing (arcsec)
0.56
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 36.7300 36.7940 129.7000 129.7000
A0-J2 103.3210 103.4810 51.6000 51.8000
A0-J6 168.1780 168.1800 358.3680 358.4840
B5-J2 102.2320 102.2940 31.0000 31.2000
B5-J6 194.3810 194.4060 350.2070 350.3010
J2-J6 134.7710 134.9380 320.4780 320.5280
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 60681.1912754076
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 36.73
HIERARCH ESO ISS PBL12 END 36.794
HIERARCH ESO ISS PBLA12 START 129.7
HIERARCH ESO ISS PBLA12 END 129.7
HIERARCH ESO ISS PBL13 START 103.321
HIERARCH ESO ISS PBL13 END 103.481
HIERARCH ESO ISS PBLA13 START 51.6
HIERARCH ESO ISS PBLA13 END 51.8
HIERARCH ESO ISS PBL14 START 168.178
HIERARCH ESO ISS PBL14 END 168.18
HIERARCH ESO ISS PBLA14 START 358.368
HIERARCH ESO ISS PBLA14 END 358.484
HIERARCH ESO ISS PBL23 START 102.232
HIERARCH ESO ISS PBL23 END 102.294
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.2
HIERARCH ESO ISS PBL24 START 194.381
HIERARCH ESO ISS PBL24 END 194.406
HIERARCH ESO ISS PBLA24 START 350.207
HIERARCH ESO ISS PBLA24 END 350.301
HIERARCH ESO ISS PBL34 START 134.771
HIERARCH ESO ISS PBL34 END 134.938
HIERARCH ESO ISS PBLA34 START 320.478
HIERARCH ESO ISS PBLA34 END 320.528
HIERARCH ESO ISS AMBI TAU0 START 0.004818
HIERARCH ESO ISS AMBI TAU0 END 0.005918
HIERARCH ESO ISS AMBI TEMP 16.75
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.55