Exposure
ID
PIONI.2024-09-09T04:15:21.284_1
Header ID
PIONI.2024-09-09T04:15:21.284
Date updated
2024-09-09 04:20:40 UTC+0000
Release date
2025-09-09 04:20:40 UTC+0000
UTC Start
2024-09-09 04:15:21.285
UTC End
2024-09-09 04:15:46.885
MJD Start
60562.1773296841
MJD End
60562.177625980396
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008461
Ambient temperature (°C)
16.09
Seeing (arcsec)
0.485
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 42.6890 42.7240 137.1000 137.1000
A0-J2 103.8900 104.0470 66.4000 66.5000
A0-J6 169.4780 169.4790 3.3770 3.4640
B5-J2 98.3730 98.4530 42.2000 42.4000
B5-J6 201.3430 201.3460 354.5590 354.6300
J2-J6 153.4440 153.5280 326.2670 326.3000
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 60562.1773296841
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 42.689
HIERARCH ESO ISS PBL12 END 42.724
HIERARCH ESO ISS PBLA12 START 137.1
HIERARCH ESO ISS PBLA12 END 137.1
HIERARCH ESO ISS PBL13 START 103.89
HIERARCH ESO ISS PBL13 END 104.047
HIERARCH ESO ISS PBLA13 START 66.4
HIERARCH ESO ISS PBLA13 END 66.5
HIERARCH ESO ISS PBL14 START 169.478
HIERARCH ESO ISS PBL14 END 169.479
HIERARCH ESO ISS PBLA14 START 3.377
HIERARCH ESO ISS PBLA14 END 3.464
HIERARCH ESO ISS PBL23 START 98.373
HIERARCH ESO ISS PBL23 END 98.453
HIERARCH ESO ISS PBLA23 START 42.2
HIERARCH ESO ISS PBLA23 END 42.4
HIERARCH ESO ISS PBL24 START 201.343
HIERARCH ESO ISS PBL24 END 201.346
HIERARCH ESO ISS PBLA24 START 354.559
HIERARCH ESO ISS PBLA24 END 354.63
HIERARCH ESO ISS PBL34 START 153.444
HIERARCH ESO ISS PBL34 END 153.528
HIERARCH ESO ISS PBLA34 START 326.267
HIERARCH ESO ISS PBLA34 END 326.3
HIERARCH ESO ISS AMBI TAU0 START 0.008461
HIERARCH ESO ISS AMBI TAU0 END 0.008461
HIERARCH ESO ISS AMBI TEMP 16.09
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.49